Nigeria Property Centre

Property for Sale in Lekki, Lagos

There are 37,813 flats, houses, land and commercial properties for sale in Lekki as of 26 Sep 2026, with an average price of ₦350M. 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.

Property type
Flats Houses Commercial property Land
Browse by area in Lekki
Abijo Agungi Idado Igbo Efon Ikate Ikate Elegushi Ikota Ilasan Jakande Lafiaji Lekki Expressway Lekki Free Trade Zone Lekki Phase 1 Lekki Phase 2 Nicon Town Ologolo Orange Island Osapa VGC
Neighbourhoods
1st Roundabout 2nd Roundabout 2nd Toll Gate Admiralty Homes Estate Admiralty Road Ajiran Road Alma Beach Estate Alperton Estate Alpha Beach Alpha Beach Estate Alpha Beach Road Arcadia Grove Estate Atlantic Estate Atlantic View Estate Bakare Estate Bayview Estate Bera Estate Bourdillon Court Bridge Gate Estate Brookhill Park Estate Brownstone Estate Buena Vista Estate Cadogan Estate Cadogan Place Estate Canal West Estate Cardogan Estate Carlton Gate Estate Chevron Alternative Route Chevron Drive Chevron Toll Gate Chevy View Estate Chois Gardens Estate Cooplag Gardens Estate Cowrie Creek Estate Cromwell Court Estate Cyberville Estate Eastland Golf Estate Eleganza Estate Elf Estate Estates Estates Estates Estates Fara Park Estate Femi Okunnu Estate Flourish Gate Garden Freedom Way Friends Colony Estate Frisco Court Goshen Estate GRA Green Park Estate Hampton Bay Estate Heirs Park Estate Horizon II Estate House on the Rock HRC Estate Idado Estate Ikota County Estate Ikota Villa Estate Inoyo Havens Estate Itedo Estate Ivy Luxuria Estate Jakande First Gate Jordan Brooke Estates Kusenla Road Lakeview Estate Lekki Conservation Centre Lekki County Estate Lekki Gardens Horizon 1 Lekki Pearl Garden Lekki Scheme 2 Lekki Scheme I LSDPC Estate Maiyegun Beach Estate Manor Gardens Estate Marwa Megamound Estate Melrose Park Estate Milverton Estate Mobil Estate Mobolaji Johnson Estate Napier Gardens Estate New Horizon Estate New Road Nicon Town Northern Foreshore Estate Oba Oyekan Estate Ocean Bay Estate Ocean Breeze Estate Oluwanishola Estate Oral Estate Orchid Estate Orchid Road Paradise Estate Parkview Estate Peach Palms Pearly Gate Estate Periwinkle Lifestyle Estate Pinnock Beach Estate Prime Water View Estate Providence Street Richmond Gate Estate Romay Gardens Estate Royal County Estate Royal Haven Estate Royal Pine Estate Safe Court Apartments Seagate Estate Silicon Valley Estate Southern View Estate South Pointe Estate SPG Road Spring Bay Estate Spring Garden Estate Stillwaters Garden Estate The Grandeur Estate TPDC Estate Treasure Garden Estate Tulip Heaven Estate Twin Lake Estate U3 Estate UPDC Estate Valley Stream Estate Van Daniel Estate Victoria Bay Estate Victoria Crest Estate Victoria Park Estate Victory Park Estate Vintage Park Estate Westend Estate Western Foreshore Estate White Oak Estate Willow Greens Estate Woodland Estate Zion Court Estate
Features
Furnished Unfurnished
All localities in Lagos

7,801–7,821 of 37,813 properties for sale

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

We'll email you when a new listing matches Property for Sale in Lekki, Lagos.

Alert on Manage alerts
Premium Plus Top promoted listing
Top-Notch Luxury Furnished and Serviced 2 Bedroom Terraced with BQ
24 photos
₦320,000,000

Terraced duplex for sale

Top-Notch Luxury Furnished and Serviced 2 Bedroom Terraced with BQ

Distressed sale!!! Distressed sale!! Top-Notch Luxury Fully Furnished and Serviced 2 Bedroom Terrace with a Room Bq For Sale. Note: Price of furnished is different from unfurnished. Features: - Serviced - Smart door - Smart curtains - Fully furnished - Fully Fitted Kitchen - Fitted with Air Conditioning Units - Cinema room - Home office space - Dinning area - Spacious livingroom and bedrooms - Balcony - All rooms en-suite - A room Bq - Designated parking space - Portable water - Located in a serene and secured environment - Great investment returns both rental and Airbnb services - Prime location, proximity to major places, e.t.c. Price Listing: 320 million naira (unfurnished) N350m (Furnished) Location: Lekki Phase1 For further enquiries and inspection bookings, kindly contact Aruofeg Enterprise: 08074577210 or 08057989376

Lekki Phase 1, Lekki, Lagos
2 Beds 2 Baths 3 Toilets

Aruofeg Enterprise

Verified Agent

Contact agent
4 Bedroom Semi Detached Duplex — Ikota, Lekki, Lagos
Premium
22
₦200,000,000

Semi-detached duplex for sale

4 Bedroom Semi Detached Duplex

Key Features: 4 bedroom ensuite layout High-quality interior finishings Fully fitted kitchen with modern accessories pop ceilings Built-in wardrobes Water heater Heat extractor ⁠bq Title: c of o Approvals: Building Approval available

Ikota, Lekki, Lagos
4 beds 5 baths 5 toilets
Chrystal Abodes LTD
Lovely Shop — Justice Mall, Ologolo, Lekki, Lagos
Premium
7
₦80,000,000

Shop for sale

Lovely Shop

Ground floor shop space for sale Busy commercial area Sale - 80m Rent - 4.5m shop space Location- Ologolo Lekki Lagos Constant light Clean Water Standby security

Justice Mall, Ologolo, Lekki, Lagos
1 bath 1 toilet 6 Parking 23 sqm
S a Reality
5 Bedrooms Detached Duplex with BQ — Orchid Road, Lekki, Lagos
Premium
25
₦350,000,000

Detached duplex for sale

5 Bedrooms Detached Duplex with BQ

Magnificent 5 bedroom fully detached duplex for sale at Orchid Road, Lekki, Lagos. Price: N350m Features: - Brand New - All Rooms Ensuite - Fully Fitted Kitchen For Madam - Family Lounge - Bluetooth Speakers - Pop ceiling - Spacious Rooms - Aesthetic Light Fittings - Modern Structure - Spacious Rooms - Spotlights - Balconies - Interlocked Streets - Secure Estate - Great Neighborhood - Cctv Camera - 24 Hours security - Concrete floor - BQ - Walk-In Closet - Water Heater - Walk-In Showers - Swimming Pool

Orchid Road, Lekki, Lagos
5 beds 5 baths 6 toilets
Em Global Venture
5 Bedroom Fully Detached Duplex with BQ Available — Ikota, Lekki, Lagos
Premium
26
₦390,000,000

Detached duplex for sale

5 Bedroom Fully Detached Duplex with BQ Available

Features: - ⁠All Rooms En-suite - ⁠State-of-the-Art Aesthetics - ⁠Spacious Living Room - ⁠Massive Master's Bedroom - ⁠Family Lounge - ⁠Fully Kitted Kitchen - ⁠Fully Installed Smart Home Features - ⁠In-built Speakers - ⁠Spacious Balconies - ⁠Well-equipped Toilets and Bathrooms - ⁠Guest Room and Toilet - ⁠Swimming Pool - ⁠Spacious Self-Compound - ⁠Ample Car Parking Space - ⁠Neat and Serene Environment - ⁠Located in a Well-Secured Estate - ⁠Good Road Network

Ikota, Lekki, Lagos
5 beds 5 baths 5 toilets
Martin Doks Homes
2 Bedroom Apartment — Chevron, Lekki, Lagos
Premium
18
₦135,000,000

Flat / apartment for sale

2 Bedroom Apartment

Newly built 2 bedroom apartment with communal swimming pool, fitted kitchen for madam, en-suite bedrooms, spacious living room with much more, located in Chevron, Lekki Lagos for sale at 135m

Chevron, Lekki, Lagos
2 beds 2 baths 3 toilets
Em Global Venture
Luxury 3 Bedroom Apartment with BQ — Taiye Olowu, Lekki Phase 1, Lekki, Lagos
Premium
11 Video
₦350,000,000

Flat / apartment for sale

Luxury 3 Bedroom Apartment with BQ

uxury 3-Bedroom Apartment + BQ with Premium Facilities Step into a lifestyle of comfort, security, and modern convenience with this elegantly designed 3-bedroom apartment + Boys' Quarters (BQ), complemented by top-tier amenities. Total Units: 6 Units Total Area: 140 sqm Price: ₦350,000,000 Apartment Features Spacious main lounge/living area Well-defined dining area 3 fully ensuite bedrooms Visitor's toilet Fully fitted modern kitchen Private balcony BQ (Boys' Quarters) ⸻ Modern Facilities & Amenities 24/7 Power Supply Elevators 24/7 Security Ample Parking Space Water Treatment System 24/7 CCTV Surveillance Dedicated Transformer Swimming Pool Fully Equipped Gym Electric Fencing Good Drainage System Sit-Out Area / Relaxation Space

Taiye Olowu, Lekki Phase 1, Lekki, Lagos
3 beds 3 baths 5 toilets 2 Parking
Lazovar Nigeria Limited
2 Bedroom Apartment with BQ — Babatope Bejide Crescent, Lekki Phase 1, Lekki, Lagos
Premium
8 Video
₦260,000,000

Flat / apartment for sale

2 Bedroom Apartment with BQ

2 Bedroom Apartment + BQ for Sale Experience modern living in this beautifully designed 2-bedroom apartment with BQ, crafted for comfort, style, and functionality. Property Details Price: ₦280,000,000 Apartment Features Spacious main lounge with ample natural light Private balcony Fully fitted modern kitchen All bedrooms ensuite for maximum privacy Visitor's toilet Boys' Quarters (BQ) Facilities & Amenities 24/7 CCTV surveillance Electric fencing for enhanced security Good drainage system Elevator access 24/7 security personnel Ample parking space Water treatment system * 24/7 power supply

Babatope Bejide Crescent, Lekki Phase 1, Lekki, Lagos
2 beds 3 baths 4 toilets 2 Parking
Lazovar Nigeria Limited
Luxury 3 Bedroom with BQ — Grace Anjous, Lekki Phase 1, Lekki, Lagos
Premium
7 Video
₦330,000,000

Flat / apartment for sale

Luxury 3 Bedroom with BQ

3 Bedroom Apartment + BQ for Sale Experience modern living in this beautifully designed 3-bedroom apartment with BQ, crafted for comfort, style, and functionality. Property Details Size: 152 sqm Price: ₦330M Apartment Features Spacious main lounge with ample natural light Elegant dining area Private balcony Fully fitted modern kitchen All bedrooms ensuite for maximum privacy Visitor's toilet Boys' Quarters (BQ) Facilities & Amenities 24/7 CCTV surveillance Electric fencing for enhanced security Good drainage system Elevator access 24/7 security personnel Ample parking space Water treatment system * 24/7 power supply *pay as you go electricity meters *pay as you go cooking gas meters

Grace Anjous, Lekki Phase 1, Lekki, Lagos
3 beds 3 baths 5 toilets 2 Parking
Lazovar Nigeria Limited
Luxury 1 Bedroom Flat — Babatope Bejide Crescent Off Fola Osibo, Lekki Phase 1, Lekki, Lagos
Premium
5 Video
₦160,000,000

Flat / apartment for sale

Luxury 1 Bedroom Flat

1 Bedroom Apartment for sale Experience modern living in this beautifully designed 1-bedroom apartment crafted for comfort, style, and functionality. Property Details Price: ₦170m Apartment Features Private balcony Fully fitted modern kitchen bedroom ensuite for maximum privacy Visitor's toilet Facilities & Amenities 24/7 CCTV surveillance Electric fencing for enhanced security Good drainage system Elevator access 24/7 security personnel Ample parking space Water treatment system * 24/7 power supply

Babatope Bejide Crescent Off Fola Osibo, Lekki Phase 1, Lekki, Lagos
1 bed 1 bath 2 toilets 1 Parking
Lazovar Nigeria Limited
6 Bedroom Fully Detached Duplex with BQ Available — Chevron, Lekki, Lagos
Premium
25
₦700,000,000

Detached duplex for sale

6 Bedroom Fully Detached Duplex with BQ Available

Title: Global C of O / Building Approval Features: - ⁠All rooms en-suite - ⁠Spacious Living Room - ⁠Spacious Rooms - ⁠Spacious Master's Bedroom - ⁠Guest Room - ⁠Walk-In Closet - ⁠Fully Automated Smart Home - ⁠In-built Speakers - ⁠Family Lounge - ⁠State of the Art Aesthetics - ⁠Cinema - Fully Fitted Spacious Kitchen - ⁠Rooftop Lounge - ⁠Visitor's Toilet - ⁠Situated in a Well-Secured and Gated Estate - ⁠Swimming Pool - ⁠CCTV Surveillance Cameras - ⁠Spacious Car Park - ⁠24-Hour Security - ⁠Balconies - Spacious Self Compound - ⁠Well-Detailed Finishing - ⁠Neat & Serene Environment - ⁠Excellent Road Access

Chevron, Lekki, Lagos
6 beds 6 baths 6 toilets
Martin Doks Homes
5 Bedroom Fully Detached Duplex with BQ Available — Chevron, Lekki, Lagos
Premium
25
₦680,000,000

Detached duplex for sale

5 Bedroom Fully Detached Duplex with BQ Available

Title: Global C of O / Building Approval Features: - ⁠All rooms en-suite - ⁠Spacious Living Room - ⁠Spacious Rooms - ⁠Spacious Master's Bedroom - ⁠Guest Room - ⁠Walk-In Closet - ⁠Fully Automated Smart Home - ⁠In-built Speakers - ⁠Family Lounge - ⁠State-of-the-Art Aesthetics - ⁠Cinema - Fully Fitted Spacious Kitchen - ⁠Rooftop Lounge - ⁠Visitor's Toilet - ⁠Situated in a Well-Secured and Gated Estate - ⁠Swimming Pool - ⁠CCTV Surveillance Cameras - ⁠Spacious Car Park - ⁠24-Hour Security - ⁠Balconies - Spacious Self Compound - ⁠Well-Detailed Finishing - ⁠Neat & Serene Environment - ⁠Excellent Road Access

Chevron, Lekki, Lagos
5 beds 5 baths 5 toilets
Martin Doks Homes
Luxury 5 Bedroom Detached Duplex with a BQ — Off Freedom Way, Lekki Phase 1, Lekki, Lagos
Premium
13
₦620,000,000

Detached duplex for sale

Luxury 5 Bedroom Detached Duplex with a BQ

Pinewood Estate, Off Freedom Way, Lekki Discover luxury living in this newly built 5-bedroom smart and fully automated home, complete with: A spacious one-room BQ State-of-the-art CCTV for enhanced security Private cinema room Ample parking space Premium finishing throughout Asking Price: ₦620,000,000

Off Freedom Way, Lekki Phase 1, Lekki, Lagos
5 beds 5 baths 6 toilets
Benlary Reality Home
2 Bedroom Apartment with BQ — Lekki Phase 1, Lekki, Lagos
Premium
1
₦270,000,000

Flat / apartment for sale

2 Bedroom Apartment with BQ

Offplan 2 Bedroom Apartment with BQ for Sale! Location: Lekki Phase 1, Lagos. It consists of 8 units of 2 Bedroom apartment with a bq Features: - All rooms En-suite - European Sanitary Wear and tiles -Fully Fitted kitchen with high end appliances - Floor To Ceiling Windows - Balconies - Lots of Natural Light - Minimalist p.o.p designs - Prewired wi-fi connection - Elevator - Fire Alarm Detection System - Fully Fitted Gym - Greenery - Entrance Lobby - Ample Parking - 24hrs Security - Ample Parking - Treated Water Supply - 24Hours Electricity - In-House Facility Managers - Cctv - Secured Gated Estate - 1 Year post warranty 2Bedroom with bq- #270m Completion: Q3 2027 ️ 08126222882

Lekki Phase 1, Lekki, Lagos
2 beds 2 baths 3 toilets 2 Parking
Tophome Properties
Dry 1000SQM Land with a Water View — Pinnock Beach Estate, Osapa, Lekki, Lagos
Premium
1
₦1,100,000,000 per plot

Residential land for sale

Dry 1000SQM Land with a Water View

Direct brief for sale 1000sqm land in Pinnock Beach Estate, Osapa London lekki Lagos@ #1.1bn.. Let's deal... I am the direct mandate to this property

Pinnock Beach Estate, Osapa, Lekki, Lagos
Cicero Services
Grand 5 Bedroom Terraced House with Excellent Facilities (Off Plan) — Off Freedom Way, Ikate Elegushi, Lekki, Lagos
Premium
16
₦650,000,000

Terraced duplex for sale

Grand 5 Bedroom Terraced House with Excellent Facilities (Off Plan)

Off-Plan Sale of a Massive, Serene and Luxurious 5 Bedroom Terraced House in a Fully Serviced Residential Court of Twenty Five (25) Prototypes located shortly off Freedom Road, Ikate-Elegushi neighbourhood, Lekki, Lagos. Accommodation Details: Ground Floor -- Ante-Room; 2-Car Garage; Box Room; Guest Bedroom (ensuite); 2-Room Boys' Quarters (with shared Bathroom). First Floor -- Guest Toilet; Massive Living and Dining Area; Ample Kitchen; Pantry; Laundry room; Spacious balcony. Second Floor -- Family Lounge; 2nd Bedroom (ensuite) with private balcony; Private Study/Home Office; 3rd Bedroom (ensuite) with private balcony. Third Floor -- Massive Madam's Bedroom (ensuite) with private balcony; Grandiose Master Bedroom (ensuite) with spacious private balcony. Other Features: Smart Home Automation; Ample Bedrooms; Ample Bathrooms; Partly-fitted Kitchen; High-quality wardrobes; High-quality Sanitary Wares and Bathrooms; High-quality fixtures and fittings; etc. Facilities/Amenities: 24-Hour Power Supply via premium band Power Supply and Stand-by Central Power Generators; 24-Hour Corporate Security Personnel; Fibre Optics Internet connection; Dedicated Transformer; Intercom Communication System; CCTV Security Check System; Smoke Detection and Fire Prevention System; Water Heaters; Central Water Treatment Plant; 3-4 Car Parking Lot; Cleaning Services; etc. Sale Price is NGN 650,000,000 (SIX hundred and fifty million NAIRA) only. The title is Deed of Assignment. Projected date of completion of the entire building is October 2026. Past projects by the developer are available only for viewing. Payment plan option available with 30% down payment, while the outstanding balance can be spread over 12 months on a milestone basis. All pricing are as at February 2, 2026 and subject to adjustment. Kindly note: (1) All enquiries could be made between 8:00am -- 7:00pm (Monday -- Friday) and between 8:00am -- 2:00pm (Saturdays); (2) Our offices (including phone-lines) are closed on Sundays. (3) Viewing/inspection is only by appointment. (4) We require a 2-hour (minimum) advance notice for property viewing/inspection; (5) You can also reach us via these channels: [email protected]; +234(0)8059149400; +234(0)8188040221. Best Regards.

Off Freedom Way, Ikate Elegushi, Lekki, Lagos
5 beds 5 baths 6 toilets 3 Parking
First Colony Real Estate Company LTD
Premium
₦11,000,000

Shop for sale

Direct Brief a Shop in a Full Market

Direct brief for sale A shop in a full market in the heart of lekki beside the Eti osa local government lekki is available for sale. Location: New road Chevron Price: 11m slightly negotiable Agency: 700k Come with your direct client Dm for inspection and more information 08145612576 08073008810

Igbo Efon, Lekki, Lagos
1 bath 1 toilet 1 Parking 40 sqm
Ades Squarei Nvestment
A Commercial Building Sitting on 480SQM on a Busy Road — Lekki Phase 1, Lekki, Lagos
Premium
3
₦800,000,000

Plaza / complex / mall for sale

A Commercial Building Sitting on 480SQM on a Busy Road

For Sale A Commercial Building Sitting on 480Sqm On A Busy Road Size 480sqm Location; Lekki Phase 1 Price; 800million Title; C of O Selling price is 800m Note please The buyer will inherit the tenant bcos tenant has unexpired lease of about a year and 8months in the property For Private Inspection & Enquiries Adeola Adebimpe +234 816 427 6682 +234 708 139 2769 (WhatsApp) [email protected]

Lekki Phase 1, Lekki, Lagos
4 toilets
Deola Luxe Realty
5-Bedroom Fully Detached Duplex with BQ — Off Admiralty, Lekki Phase 1, Lekki, Lagos
Premium
10
₦700,000,000

Detached duplex for sale

5-Bedroom Fully Detached Duplex with BQ

Direct!!!!! For sale !!! Luxury 5-bedroom fully detached duplex with BQ Location: Lekki Phase 1, Lagos Price: #700M 5 En-suite Bedrooms with Bathtub Fully Fitted Kitchen (Washing Machine, Microwave, Oven, Fridge, Heat Extractor) - Luxury Finishes & Fittings - Walk-in Closet - CCTV Security System - Private Balcony - Family Lounge - Visitor's Toilet - Clean Water Supply - Ample Parking Space - Security/Gate House Title: Certificate of Occupancy (C of O) & Building Approval Agency fee is 5 percent Ownerbystan

Off Admiralty, Lekki Phase 1, Lekki, Lagos
5 beds 5 baths 6 toilets
Agape Luxury Estate
4 Bedrooms Terrace Duplex with BQ, Swimming Pool — Chevron, Lekki, Lagos
Premium
12
₦300,000,000

Terraced duplex for sale

4 Bedrooms Terrace Duplex with BQ, Swimming Pool

Luxurious 4 bedroom terrace with bq, swimming pool, children playground, Gymn house and sit out lounge Location Chevron,Lekki Lagos Price: N300M Features . Secured estate . Interlocking street . Modern structure . Spacious Rooms . Pop ceiling . Ample parking space . Water heaters . All rooms ensuit . Fully fitted kitchen . Chandeliers . Balcony . Swimming pool . Gym . Children Playground . Call to access estate . Ample parking space Title: Governor's Consent, Approved building plan

Chevron, Lekki, Lagos
4 beds 4 baths 5 toilets 2 Parking
Webbihomes Real Estate Company
4 Bedrooms Luxury Detached Duplexes with BQ — Chevy View Estate, Lekki, Lagos
Premium
23
₦440,000,000

Detached duplex for sale

4 Bedrooms Luxury Detached Duplexes with BQ

This luxury development comprises of 10units of 4bedroom luxury detached duplexes with BQ Location: Chevy view estate, Chevron Lekki price: N450,000,000 Facilities include: 2living rooms All rooms ensuite Fitted kitchen Fitted wardrobes Top notch security doors Swimming pool BQ etc. Title: Deed of assignment Owneroak

Chevy View Estate, Lekki, Lagos
4 beds
Agape Luxury Estate

Showing 7,801–7,821 of 37,813 properties

Area Guide

About Lekki, Lagos

Lekki is a city located in the eastern part of Lagos. Lekki is a naturally formed peninsula, adjoining to its west Victoria Island and Ikoyi districts of Lagos, with the Atlantic Ocean to its south, Lagos Lagoon to the north, and Lekki Lagoon to its east; however, the city's southeast which ends at around the western edge of Refuge Island, adjoins the eastern part of Ibeju-Lekki LGA. 

The peninsula is approximately 70 to 80km long, with an average width of 10km. Lekki currently houses several Estates, gated residential developments, agricultural farmlands, areas allocated for a Free Trade Zone, with an airport, and a sea port under construction. The proposed land use master plan for the Lekki envisages the Peninsula as a "Blue-Green Environment City", expected to accommodate well over 3.4 million residential population and an additional non-residential population of at least 1.9 million.

Read the full area guide
FAQ

Frequently asked questions

The average price of flats, houses, land and commercial property for sale in Lekki, Lagos is ₦350,000,000.

Most flats, houses, land and commercial property for sale in Lekki, Lagos are priced between ₦200,000,000 and ₦600,000,000.

Prices for flats, houses, land and commercial property for sale in Lekki, Lagos go up to around ₦3,900,000,000.

Prices for flats, houses, land and commercial property for sale in Lekki, Lagos start from around ₦40,000,000.

There are 37,813 available flats, houses, land and commercial property for sale in Lekki, Lagos. You can view and filter the list of property by price, furnishing and recency.

More property for sale around Lekki

Property for Sale in Ikoyi Property for Sale in Ajah Property for Sale in Ikeja Property for Sale in Victoria Island (VI) Property for Sale in Ibeju Lekki Property for Sale in Magodo Property for Sale in Surulere Property for Sale in Gbagada Property for Sale in Yaba