Cost of Building a 2-Bedroom Flat in Nigeria (2026 Full Breakdown)

Why the 2-Bedroom Flat Is Nigeria's Most Popular Investment Property

Among all residential property types in Nigeria, the 2-bedroom flat occupies a unique position. It is the most demanded rental type in virtually every Nigerian city, serving young professionals, civil servants, small families, and couples. The combination of affordability for renters, manageable construction cost for investors, and consistent rental demand makes it the go-to investment for most property investors building their first portfolio.

Whether you are building a standalone 2-bedroom flat on a small plot or a block of four flats as a commercial development, this guide gives you a complete financial picture.

Key Design Considerations for a 2-Bedroom Flat

A well-designed 2-bedroom flat in Nigeria typically incorporates:

• 2 bedrooms (master with en-suite in better-quality builds)
• 1 or 2 bathrooms/toilets
• Living/dining area (typically 20–28 sqm)
• Kitchen (8–14 sqm)
• Entrance corridor and store
• Total floor area: 65–100 sqm

The total floor area is the single biggest driver of cost after location. A 65 sqm flat at ₦130,000/sqm costs ₦8.45M; the same specification at 95 sqm costs ₦12.35M.

Stage-by-Stage Cost Breakdown: Standalone 2-Bedroom Flat

Foundation: ₦800K – ₦2.5M

A standalone ground-floor 2-bedroom flat has a relatively small foundation footprint. On good soil, a strip foundation at modest depth is standard. On soft or waterlogged ground — common in Lagos and Port Harcourt — a raft foundation is needed, which costs significantly more.

Block Work and Structure: ₦1.5M – ₦3.5M

A 65–90 sqm 2-bedroom flat typically requires 1,600–2,400 nine-inch sandcrete blocks for external walls and 600–900 six-inch blocks for internal partitions. Columns, lintels, and ring beam add structural concrete costs.

Roofing: ₦800K – ₦2.5M

Roofing a standalone 2-bedroom flat covers 80–120 sqm of roof area. Long span aluminium with timber trusses: ₦800K–₦1.3M. Stone-coated steel: ₦1.6M–₦2.5M.

Electrical Installation: ₦600K – ₦1.5M

Full wiring, consumer unit, provision for prepaid metre, generator changeover switch, internal and external lighting points.

Plumbing: ₦600K – ₦1.8M

Water supply, drainage, bathroom fittings, borehole provision (if standalone), WC, washbasin, shower, kitchen sink.

Finishes: ₦1.2M – ₦5.5M

This is the widest variable. Local tiles and budget paint: ₦1.2–₦2M. Standard spec: ₦2–₦3.5M. Quality imported tiles, fitted kitchen, POP ceiling: ₦4–₦5.5M.

Total Cost by City and Specification (Standalone, 2025)

Block of Flats: Economies of Scale

Building a block of 4 two-bedroom flats provides significant economies of scale compared to four standalone units:

• Shared foundation (one raft instead of four separate foundations): saves ₦2–₦5M
• Shared roof (one roof covering all four units): saves ₦1–₦2.5M per unit
• Shared perimeter walls: saves ₦600K–₦1.5M per unit
• Bulk materials procurement: saves 8–12% on all materials

Total savings per unit in a 4-flat block versus standalone: ₦2.5M–₦5M, depending on specification. A block of four 2-bedroom flats typically costs ₦35M–₦65M total (₦8.75M–₦16.25M per unit) compared to ₦40M–₦72M if built as four standalone units.

Rental Return Analysis (2025)

At 5–7% gross yield, a 2-bedroom flat investment provides a payback period of 14–20 years from rental income alone — comparable with property investment globally, but improved by capital appreciation (typically 8–18% annually in Nigeria's major cities).

Key Tips for Building a 2-Bedroom Flat for Rental

• Design for low maintenance: avoid materials that require regular specialist treatment
• Use durable, easy-to-clean tiles in all areas (avoid carpet entirely for rentals)
• Install a prepaid electricity metre to eliminate utility billing disputes with tenants
• Fit a dedicated water metre and borehole for the flat
• Use steel security doors as main entrance — they last longer and resist break-in attempts
• Build a perimeter fence and gate before advertising for tenants