Nigeria Property Centre

Serviced Semi-detached Duplexes for Sale in Nigeria

There are 588 houses for sale across Nigeria as of 27 Oct 2026, with an average price of ₦270M. Every listing is posted by an estate agent or developer you can contact directly — filter by price, type, furnishing and recency to find the right home.

Get alerts for this search You'll get alerts for this search

We'll email you when a new listing matches Semi-detached Duplexes for Sale in All areas.

Alert on Manage alerts
4 Bedroom Semi-Detached Duplex with BQ — Ikate, Lekki, Lagos
Premium
16
₦300,000,000

Semi-detached duplex for sale

4 Bedroom Semi-Detached Duplex with BQ

Contemporary 4-Bedroom Semi Detached Duplex with BQ Location: Ikate, Lekki Price: ₦300M Title: Governor's Consent & approval.

Ikate, Lekki, Lagos Added today
4 beds 4 baths 4 toilets 2 Parking
D'S Martins Nig Enterprise
Premium 4 Bedroom Semi Detached House, 2BQ, Pool, Gym, Etc in an Estate — Banana Island, Ikoyi, Lagos
Premium
8
₦2,600,000,000

Semi-detached duplex for sale

Premium 4 Bedroom Semi Detached House, 2BQ, Pool, Gym, Etc in an Estate

Direct clients preferable For sale Quiet and private 4 bedroom semi detached townhouse styled property, with rooms bq, swimming pool, private outdoor space, etc in a mini estate within Banana Island Estate Price: N2.6B Call Prince Ademola Osinuga International now to pay and move in immediately

Banana Island, Ikoyi, Lagos
4 beds 4 baths 5 toilets 4 Parking
Prince Ademola Osinuga International
4 Bedroom Semi-Detached Duplex — Golden Park Estate, Sangotedo, Lekki, Lagos
Premium
10
₦180,000,000

Semi-detached duplex for sale

4 Bedroom Semi-Detached Duplex

3 Unit sold, one unit available WE build this beautiful edifice and WE are 100% done 4 Bed 180 million Golden Park Estate' ajah lekki, lagos. For Sale: 4 Bedroom Semi Detached Duplex, In a secured and service estate Price: 180 Million Naira Features: - All Rooms Ensuite - Stamped Concrete Floor - 5 cars park - Water Heater - Water Treatment - Call to Access estate - Service Estate Location: Golden Park Estate, Sangotedo, Ajah, lekki, Lagos. Document: CofO and building approval.

Golden Park Estate, Sangotedo, Lekki, Lagos
4 beds 4 baths 5 toilets 5 Parking
Starriest Global Properties
World Class 4 Bedroom Duplex 2 Bedroom BQ with Personal Lift — Macpherson Street, Adeyemi Lawson, Banana Island, Ikoyi, Lagos
Premium
3 Video
$1,500,000

Semi-detached duplex for sale

World Class 4 Bedroom Duplex 2 Bedroom BQ with Personal Lift

World Class 4BR semi-detached/2BQ/an individual lift/a penthouse on 508Sqm Space. Without holding anything back We are offering a topnoch avenue to an investor who had classic taste and an opportunity to own this uncomon master piece in the heart of Ikoyi Boudilion,Lagos. ‎in ikoyi lagos.. Price : ‎$1.5m outright Initial deposit 40% Spread the balance between 9 months. Delivery Date : 31/03/2027. For more details Call me ceo realander Homes Ltd Engr Dolapo Ade. +2348105829372

Macpherson Street, Adeyemi Lawson, Banana Island, Ikoyi, Lagos
4 beds 5 baths 5 toilets 4 Parking
Realander Homes Limited
4 Bedroom Semi Detached Duplex + BQ with Pool — Mortgage Options Available in Orchid, Lekki, Lagos
Premium
20
₦200,000,000

Semi-detached duplex for sale

4 Bedroom Semi Detached Duplex + BQ with Pool

4 Bedroom semi detached duplex+ BQ with pool for sale-200m - orchid, lekki,lagos . Location: Orchid ,Lekki lagos. Price:200M features: Pool living room Car parks 24hrs service CCTV Camera Fire Alarm. All room en-suite Modern Day pop Ceiling Detailed finishing Walking closet Bluetooth Speaker Balcony Wardrobes Water heater Heat extractor fitted kitchen. Follow: @landofgold_property @landofgoldconsult

Mortgage Options Available in Orchid, Lekki, Lagos
4 beds 4 baths 5 toilets 3 Parking
Landofgold Consulting Enterprise
4-Bedroom Semi-Detached Duplex — Harris Drive, VGC, Lekki, Lagos
Premium Verified Photos
21
₦200,000,000

Semi-detached duplex for sale

4-Bedroom Semi-Detached Duplex

For sale. Premium 4-bedroom semi-detached duplex -- Harris Drive, VGC, Lekki. Own a beautifully finished 4-bedroom semi-detached duplex in the highly sought-after Harris Drive, VGC, Lekki, where comfort, security, and modern living come together. Features: - Spacious en-suite bedrooms - Fully serviced estate - Swimming pool - Modern gym - Serene, secure, and family-friendly environment - Excellent road network and premium neighborhood Price: ₦200,000,000.00 Title: Governor's Consent, Certificate of Occupancy (C of O), and Building Approval. Flexible Payment Options: - Outright Purchase - Mortgage Financing Whether you're buying your dream home or making a smart real estate investment, this property offers exceptional value in one of Lekki's most desirable locations.

Harris Drive, VGC, Lekki, Lagos
4 beds 4 baths 5 toilets 3 Parking
Grace Villas & Estates LTD
4 Bedroom Semi Detached Duplex — Golden Park Estate, Sangotedo, Ajah, Lagos
Premium
1
₦175,000,000

Semi-detached duplex for sale

4 Bedroom Semi Detached Duplex

4 Bedroom Semi Detached Duplex at Golden Park Estate, Sangotedo, Ajah Lagos. Price : 175 Million Naira Document: CofO and building approval. Features: - All Rooms Ensuite - Stamped Concrete Floor - ⁠5 cars park - Water Heater - Water Treatment - ⁠Call to Access estate - ⁠Service Estate For Enquiry and inspection Call Yenakin Propties 08020772458, 08051506744

Golden Park Estate, Sangotedo, Ajah, Lagos
4 beds 4 baths 4 toilets 5 Parking
Yenakin Properties and Partners
A Fully Furnished 4 Bedroom Semi-Detached Duplex Plus a BQ — Lekki Gardens Phase Two, Ajiwe, Ajah, Lagos
Premium
10
₦155,000,000

Semi-detached duplex for sale

A Fully Furnished 4 Bedroom Semi-Detached Duplex Plus a BQ

A fantastic fully furnished all inclusive luxury 4 bedroom semi-detached duplex plus 1 bq with large rooms all ensuite and space for about 5 cars in Lekki Gardens Phase Two for sale at just N155m asking. Note that house is to be sold with the furniture, items and gadgets. 5% Broker fee to be paid by buyer and estate boosts treated clean hygienic water plus security. This property is pay & Park in. Just bring your bags only.

Lekki Gardens Phase Two, Ajiwe, Ajah, Lagos Added yesterday
4 beds 4 baths 5 toilets 5 Parking
Heric Oni Resources LTD
5 Bedroom Semi-Detached Duplex with BQ — Ikate, Lekki, Lagos
Premium
24
₦850,000,000

Semi-detached duplex for sale

5 Bedroom Semi-Detached Duplex with BQ

5 bedroom semidetached for sale, Ikate. 850M. Contemporary design. - 5 bedroom with BQ all En-Suite - BQ - Master Piece Chandelier - Water Heater - Full home automation with expandable features - Sit-out area with Pergola - Double curtain wall - Well fitted walk in closet - Well fitted kitchen - 5 car parking lots - External stamp concrete floor - 24hr ipp power supply - Estate serviced water supply - Excellent tarred road and drainage network - Tranquil Environment - 24hrs security

Ikate, Lekki, Lagos
5 beds 5 baths 6 toilets 5 Parking
Mega Solus Home & Properties LTD
6 Bedroom House with BQ — Cowrie Creek Estate, Ikate, Lekki, Lagos
Premium Verified Photos
25
₦1,200,000,000

Semi-detached duplex for sale

6 Bedroom House with BQ

Direct brief/We have direct instructions from the owner to sell. For sale luxury 6 bedroom semi - detached house with swimming pool and massive open rooftop terraces - Secure Gated Estate - Home Automation - Swimming Pool - 6 En-suite bedrooms (Includes a mother-in-law suite) - Maid Room/Boys Quarter (BQ) - 2 Half baths - Front And Rare View Open Terraces - Elevator/Lift - Equipped Kitchen with a pantry. - Ample Car Park For 5 cars conveniently - Cinema - Home office/study - Green Area - Luxury Appurtenances - Double volume high ceiling - Family Lounge - Fully equipped kitchen with an hidden pantry - Chandeliers - Beautifully Crafted Fitted Wardrobes - Alluring Marble Media Outlet - Integrated Audio System - Gorgeous Lightings - Top Notch Sanitary Ware - Great Neighbourhood Located in Cowrie Creek Estate, Ikate, Lekki. Price: ₦1,200,000,000 (One Billion, Two Hundred Million Naira). Title: Governor's Consent & Approved building plan. For further enquiries and viewings kindly contact us on 07065266133, 07010281009 Email : [email protected] We have houses for sale in Pinnock Beach Estate & Arcadia Grove Estate, Nicon Town Estate, Victory Park Estate, Cowrie Creek Estate, Vintage Park Estate, Northern Foreshore Estate, Carlton Gate Estate, Lakeview Park 1 Estate, Lakeview Park 2 Estate, Megamound Estate, Lekki Phase 1, Palm Residences, Osapa London, Hampton Bay Estate, Ikate Elegushi, etc.

Cowrie Creek Estate, Ikate, Lekki, Lagos
6 beds 6 baths 7 toilets
Bera Deals
5 Bedroom Semi-Detached House with BQ — Cowrie Creek Estate, Ikate, Lekki, Lagos
Premium Verified Photos
25
₦1,200,000,000

Semi-detached duplex for sale

5 Bedroom Semi-Detached House with BQ

Direct Brief/We have direct instructions from the owner to sell. For sale luxury 5 bedroom semi - detached house with swimming pool and massive open rooftop terraces - Secure Gated Estate - Home Automation - Swimming Pool - 5 En-suite bedrooms - 2 Half baths - Maid Room/Boys Quarter (BQ) - Front And Rare View Open Terraces - Elevator/Lift - Equipped Kitchen with a pantry. - Ample car parking space. - Cinema - Gym room - Home office/study - Green Area - Luxury Appurtenances -TV consoles in every room - Double volume high ceiling - Family Lounge - Fully equipped kitchen with an hidden pantry - Chandeliers - Beautifully Crafted Fitted Wardrobes - Alluring Marble Media Outlet - Integrated Audio System - Gorgeous Lightings - Top Notch Sanitary Ware - Great Neighbourhood Located in Cowrie Creek Estate, Ikate, Lekki. Price: ₦1,200,000,000 (One Billion, Two Hundred Million Naira). Title: Governor's Consent & Approved building plan. For further enquiries and viewings kindly contact us on 07065266133, 07010281009 Email : [email protected] We have houses for sale in Pinnock Beach Estate & Arcadia Grove Estate, Nicon Town Estate, Victory Park Estate, Cowrie Creek Estate, Vintage Park Estate, Northern Foreshore Estate, Carlton Gate Estate, Lakeview Park 1 Estate, Lakeview Park 2 Estate, Megamound Estate, Lekki Phase 1, Palm Residences, Osapa London, Hampton Bay Estate, Ikate Elegushi, etc.

Cowrie Creek Estate, Ikate, Lekki, Lagos
5 beds 5 baths 7 toilets 5 Parking
Bera Deals
Newly Built 5 Bedroom House — Cowrie Creek Estate, Ikate, Lekki, Lagos
Premium Verified Photos
25
₦1,200,000,000

Semi-detached duplex for sale

Newly Built 5 Bedroom House

For sale luxury 5 bedroom semi - detached house with swimming pool and massive open rooftop terraces - Secure Gated Estate - Home Automation - Swimming Pool - 5 En-suite bedrooms - 2 Half baths - Maid Room/Boys Quarter (BQ) - Front And Rare View Open Terraces - Elevator/Lift - Equipped Kitchen with a pantry. - Ample Car Park For 5 cars conveniently - Cinema - Home office/study - Green Area - Luxury Appurtenances - Double volume high ceiling - Family Lounge - Fully Fitted Kitchen - Chandeliers - Beautifully Crafted Fitted Wardrobes - Alluring Marble Media Outlet - Integrated Audio System - Gorgeous Lightings - Top Notch Sanitary Ware - Great Neighbourhood Located in Cowrie Creek Estate, Ikate, Lekki. Price: ₦1,200,000,000 (One Billion, Two Hundred Million Naira). For further enquiries and viewings kindly contact us on 07065266133, 07010281009 Email : [email protected] We have houses for sale in Pinnock Beach Estate & Arcadia Grove Estate, Nicon Town Estate, Victory Park Estate, Cowrie Creek Estate, Vintage Park Estate, Northern Foreshore Estate, Carlton Gate Estate, Lakeview Park 1 Estate, Lakeview Park 2 Estate, Megamound Estate, Lekki Phase 1, Palm Residences, Osapa London, Hampton Bay Estate, Ikate Elegushi, etc.

Cowrie Creek Estate, Ikate, Lekki, Lagos
5 beds 5 baths 7 toilets
Bera Deals
4 Bedroom Semi-Detached House with BQ — Chevron Toll Gate, Lekki, Lagos
Premium Verified Photos
24
₦250,000,000

Semi-detached duplex for sale

4 Bedroom Semi-Detached House with BQ

[ For Sale] Newly built four (4) bedroom semi-detached house with a bq. Located in a secured gated estate along the Chevron toll-gate axis in Lekki. Title: Lasg Governor's Consent & Approved Build Plan. Price: ₦250 Million Naira. Features include: - 4 en-suite bedrooms. - Spacious compound. - Rooftop terrace. - Maid room / boy's quarter (bq). - Family lounge. - Guest toilet. - Dining area. - Box room. - Bathtub in the master bathroom - Walk-in closet in the master bathroom - Cctv surveillance cameras. - Equipped kitchen with a pantry. - Microwave, oven. - Water heater in all the bathrooms and the kitchen. - etc. For further enquiries and viewings kindly contact us on 07065266133, 07010281009 Email: [email protected] We have houses for sale in Pinnock Beach Estate & Arcadia Grove Estate, Nicon Town Estate, Victory Park Estate, Cowrie Creek Estate, Vintage Park Estate, Northern Foreshore Estate, Carlton Gate Estate, Lakeview Park 1 Estate, Orchid Estate, Lakeview Park 2 Estate, Megamound Estate, Lekki Phase 1, Osapa London, Whiteoak Estate ologolo, Nicon Town Estate, Victory Park Estate, Cowrie Creek Estate, Lekki County Road, Ologolo, Vintage Park Estate, Northern Foreshore Estate, Carlton Gate Estate, Lakeview Park 1 Estate, Lakeview Park 2 Estate, Megamound Estate, Lekki Phase 1, VGC, Ikota County Estate, Royal Garden Estate, Lekki County Estate, Megamound Estate, Ikota Villa Estate, Westend Estate, Oral Estate, Osapa London Lekki Distress sale etc.

Chevron Toll Gate, Lekki, Lagos
4 beds 4 baths 5 toilets
Bera Deals
4 Bedroom Semi-Detached Duplex with BQ — Osapa, Lekki, Lagos
Premium
17
₦350,000,000

Semi-detached duplex for sale

4 Bedroom Semi-Detached Duplex with BQ

Perfectly erected 4 bed semi detached duplex with BQ: - Modern Architecture - Fully Serviced - Spacious Living Area - Family Lounge - Balcony - Fully Equipped Kitchen - Beautifully Fitted Wardrobes - Luxury Sanitary Wares - Gorgeous Lightings - Ante Room - Fantastic Woodwork - Ample Car Park - CCTV Surveillance - Inbuilt Audio System - All Rooms En-suite - Stamped Concrete Floor - Maid's Quarters - Access Control - Secure Gated Estate - Great Neighbourhood Location: Osapa Lekki Price: 350m

Osapa, Lekki, Lagos
4 beds 4 baths 5 toilets
O B I S Real Property LTD
3 Bedroom Semi Detached Duplex. — Abraham Adesanya, Ajah, Lagos
Premium
8
₦110,000,000

Semi-detached duplex for sale

3 Bedroom Semi Detached Duplex.

Brand new 3 bedrooms duplex Location: In a call to access estate @Ajah. Features: - Fitted kitchen - Pop ceiling - Bluetooth speakers - Walk-in showers - TV console - Water heater - Paved street - Beautiful environment - Gated and secured estate - 24 hours security Price: N110m

Abraham Adesanya, Ajah, Lagos
3 beds 4 baths 4 toilets 3 Parking
Sotheby's Realty Limited
4 Bedroom Semi-Detached Houses with BQS — Off Orchid Road, Ikota, Lekki, Lagos
Premium
25
₦210,000,000

Semi-detached duplex for sale

4 Bedroom Semi-Detached Houses with BQS

Direct brief/we have direct instructions from the owner to sell. [ For Sale] Newly built four (4) bedroom semi-detached house with a bq. Located in a secured gated estate off Orchid road, Lekki. Title: Lasg Governor's Consent & Approved Build Plan. Price: ₦210 Million Naira. Features include: - 4 en-suite bedrooms. - Spacious compound. - Maid room / boy's quarter (bq). - Living room with tv console. - Family lounge. - Guest toilet. - Dining area. - Box room. - Bathtub in the master bathroom - Walk-in closet in the master bathroom - Cctv surveillance cameras. - Equipped kitchen with a pantry. - Microwave, oven. - Water heater in all the bathrooms and the kitchen. - Central swimming pool - Central recreational area - Central Gym - etc. For further enquiries and viewings kindly contact us on 07065266133, 07010281009 Email: [email protected] We have houses for sale in Pinnock Beach Estate & Arcadia Grove Estate, Nicon Town Estate, Victory Park Estate, Cowrie Creek Estate, Vintage Park Estate, Northern Foreshore Estate, Carlton Gate Estate, Lakeview Park 1 Estate, Orchid Estate, Lakeview Park 2 Estate, Megamound Estate, Lekki Phase 1, Osapa London, Whiteoak Estate ologolo, Nicon Town Estate, Victory Park Estate, Cowrie Creek Estate, Lekki County Road, Ologolo, Vintage Park Estate, Northern Foreshore Estate, Carlton Gate Estate, Lakeview Park 1 Estate, Lakeview Park 2 Estate, Megamound Estate, Lekki Phase 1, VGC, Ikota County Estate, Royal Garden Estate, Lekki County Estate, Megamound Estate, Ikota Villa Estate, Westend Estate, Oral Estate, Osapa London Lekki Distress sale etc.

Off Orchid Road, Ikota, Lekki, Lagos
4 beds 4 baths 5 toilets
Bera Deals
Luxurious 4-Bedroom Semi-Detached Duplex with BQ & Solar Inverter — Royal Pine Estate, Orchid Road, Lafiaji, Lekki, Lagos
Premium
25 Video
₦220,000,000

Semi-detached duplex for sale

Luxurious 4-Bedroom Semi-Detached Duplex with BQ & Solar Inverter

Step into contemporary elegance and uninterrupted comfort with this exquisitely finished 4-bedroom semi-detached duplex, situated inside the serene, secured Freshborn Homes, Royal Pine Estate, off Orchid Road, Lekki. Thoughtfully designed for discerning homeowners and savvy investors alike, this home combines sleek modern architecture with eco-friendly efficiency---featuring an already installed solar and inverter power setup to guarantee reliable electricity. Highlights: Bedrooms: 4 spacious, all en-suite bedrooms fitted with contemporary wardrobes. Bathrooms & Toilets: 4 modern bathrooms + 1 dedicated guest room. Maid's Quarters: Fully functional attached Boys' Quarters (BQ). Power & Energy: Equipped with a dedicated solar inverter system + very reliable estate power backup. Kitchen: Fully fitted contemporary kitchen Living Spaces: Expansive, high-ceiling living areas featuring artistic pop ceilings and polished tiled flooring. Parking & Security: Gated compound with dedicated parking and perimeter fencing Prime Accessibility: Situated in a peaceful, flood-free enclave just 10 minutes from Chevron Toll Gate, 10 mins from the coastal highway and moments from top schools, supermarkets, gyms, and leisure hubs.

Royal Pine Estate, Orchid Road, Lafiaji, Lekki, Lagos
4 beds 4 baths 5 toilets 2 Parking
Microvista Business Resources
Top-Notch Luxury Serviced 4 Bedroom Semi-Detached House with a Room BQ — Orchid Hotel Road, Second Tollgate, Lekki, Lagos
Premium
18
₦200,000,000

Semi-detached duplex for sale

Top-Notch Luxury Serviced 4 Bedroom Semi-Detached House with a Room BQ

Top-Notch Luxury Serviced 4 Bedroom Semi-Detached House with a Room Bq For Sale. Features: - Serviced estate - Swimming pool - Fitted kitchen - In-built speakers connected to all parts of the house - Dinning area - Spacious livingroom and bedrooms - Family lounge upstairs - Large balcony - Walk-in closet - All rooms en-suite - a room Bq - Modern design and quality finishing - Portable water - Located in a serene and secured estate - Great investment, e.t.c. Price Listing: 200 million naira Location: Orchid Hotel Road, Second Tollgate, Lekki, Lagos. Title Document: Governor's Consent For further enquiries and inspection bookings, kindly contact Aruofeg Enterprise: 08074577210 or 08057989376 Spacious 4 Bedroom Semi Detached Duplex with Swimming Pool and BQ Location: Orchid Lekki . Price: N220m Features- -Swimming Pool-BQ- Spacious living room - Cctv cameras - Clean water - Top quality tiles - Pantry - Island countertop - Master's suite - Walk-in closet - Walk-in shower - Jacuzzi - Custom vanity - 3 parking spaces - Secured estate - Good access roads - Flood free Title: Governor's Consent

Orchid Hotel Road, Second Tollgate, Lekki, Lagos
4 beds 4 baths 5 toilets
Aruofeg Enterprise
Luxury Five Bedroom Semi-Detached Duplex with BQ — Agungi, Lekki, Lagos
Premium
12
₦180,000,000

Semi-detached duplex for sale

Luxury Five Bedroom Semi-Detached Duplex with BQ

24/10/26 For sale 5-bedroom semi-detached duplex + BQ Beautiful 5-bedroom semi-detached duplex with BQ in a secured estate, Agungi, Lekki. Self-compound Ample parking Security house Self-serviced ₦180M (Negotiable) Title: Governor's Consent Pictures available on request. DM to schedule an inspection!

Agungi, Lekki, Lagos
5 beds 5 baths 6 toilets 4 Parking
Stargate Properties
Exquisitely Finished, Brand New 4 Bedroom Semi-Detached Duplex with Solar & Generator — Elevation Church Axis, Ilasan, Lekki, Lagos
Premium
12
₦300,000,000

Semi-detached duplex for sale

Exquisitely Finished, Brand New 4 Bedroom Semi-Detached Duplex with Solar & Generator

- Okor's court, ilasan, lekki Price: ₦300,000,000 Per Unit Property: Luxury 4-Bedroom Semi-Detached Duplex with BQ Location: Ilasan, Lekki, Lagos Close to The Elevation Church Units Available: 8 Units Title: Certificate of Occupancy (C of O) Features & Amenities: 4 spacious en-suite bedrooms BQ Ample parking space with in-built garage Reverse Osmosis water treatment system 20kva Mantrac generator per unit 5kva inverter 12 solar panels per unit 220Ah batteries Internal & external CCTV 24-hour security Smoke detectors & fire hydrants Electric fence Dedicated 33KV transformer Good road network

Elevation Church Axis, Ilasan, Lekki, Lagos
4 beds 4 baths 5 toilets 3 Parking
Breathing Space

Showing 1–20 of 588 properties

Property glossary

What is a semi-detached duplex?

A semi-detached duplex is a two-storey family house that shares one side wall with a neighbouring house, usually its mirror image. The pair stand together on one plot or two halves of a plot. It costs less than a detached duplex in the same area and is common in new estates.

Read more in our glossary Last checked 13 October 2026
FAQ

Frequently asked questions

The average price of serviced semi-detached duplexes for sale in Nigeria is ₦270,000,000.

Most serviced semi-detached duplexes for sale in Nigeria are priced between ₦175,000,000 and ₦650,000,000.

Prices for serviced semi-detached duplexes for sale in Nigeria go up to around ₦3,200,000,000.

Prices for serviced semi-detached duplexes for sale in Nigeria start from around ₦85,000,000.

There are 588 available serviced semi-detached duplexes for sale in Nigeria. You can view and filter the list of property by price, furnishing and recency.

A semi-detached duplex is a two-storey family house that shares one side wall with a neighbouring house, usually its mirror image. The pair stand together on one plot or two halves of a plot. It costs less than a detached duplex in the same area and is common in new estates.