Cost of building a block of 6 two-bedroom flats in Port Harcourt GRA (2026)
Estimated for Port Harcourt GRA, Rivers (612 m² floor area) using current material prices and local labour rates.
Cost breakdown
| Element | Share | Cost |
|---|---|---|
| Foundation | 5.9% | ₦12,448,250 |
| Structure | 25.7% | ₦53,960,907 |
| Finishes | 38.1% | ₦80,168,955 |
| Services | 15.3% | ₦32,163,195 |
| External Works | 3.9% | ₦8,214,052 |
| Prelims & Contingency | 11.1% | ₦23,398,694 |
| Total | 100% | ₦210,354,053 |
Materials you'll need
| Material | Approx. quantity | Cost at today's prices |
|---|---|---|
| Cement (50kg bags) | 1,962 bags | ₦25,115,776 |
| Sandcrete blocks (6" & 9") | 12,764 blocks | ₦11,487,951 |
| Iron rods | 12.8 tonnes | ₦10,248,000 |
| Sharp sand | 357 tonnes | ₦4,646,460 |
| Granite | 231 tonnes | ₦4,619,600 |
Construction timeline (14 months)
| Phase | Months | Cost |
|---|---|---|
| Site preparation | 1–1 | ₦3.5M |
| Foundation | 1–3 | ₦12.4M |
| Structure | 3–7 | ₦46.5M |
| Roofing | 7–9 | ₦7.4M |
| Services 1st fix | 8–9 | ₦14.5M |
| Plastering & screeding | 9–11 | ₦16.0M |
| Interior finishes | 10–13 | ₦64.1M |
| Services 2nd fix | 13–14 | ₦17.7M |
| External works | 12–14 | ₦8.2M |
| Snagging & handover | 14–14 | ₦19.9M |
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Frequently asked questions
How much does it cost to build a block of 6 two-bedroom flats in Port Harcourt GRA?
About ₦210.4M with standard finishing, ₦149.4M basic and ₦382.6M luxury (2026 prices).
How long does it take to build a block of 6 two-bedroom flats?
About 14 months with steady funding.
How many bags of cement does a block of 6 two-bedroom flats need?
Roughly 1,962 bags of 50kg cement.
Read more: Block of 6 two-bedroom flats costs across Nigeria · 12 ways to reduce building cost
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