Cost of building a 5-bedroom duplex + BQ in Port Harcourt GRA (2026)
Estimated for Port Harcourt GRA, Rivers (280 m² floor area) using current material prices and local labour rates.
Standard finish
₦115,481,904
Basic ₦94.1M · Luxury ₦180.6M · ₦412,435/m² · without BQ ₦97.4M
Customise this estimate →Cost breakdown
| Element | Share | Cost |
|---|---|---|
| Foundation | 7.6% | ₦8,812,839 |
| Structure | 22.6% | ₦26,123,152 |
| Finishes | 25.8% | ₦29,787,483 |
| Services | 11.6% | ₦13,410,080 |
| External Works | 21.2% | ₦24,478,172 |
| Prelims & Contingency | 11.1% | ₦12,870,178 |
| Total | 100% | ₦115,481,904 |
Materials you'll need
| Material | Approx. quantity | Cost at today's prices |
|---|---|---|
| Cement (50kg bags) | 1,059 bags | ₦13,557,760 |
| Sandcrete blocks (6" & 9") | 8,671 blocks | ₦7,803,531 |
| Iron rods | 5.5 tonnes | ₦4,400,000 |
| Sharp sand | 198 tonnes | ₦2,569,060 |
| Granite | 128 tonnes | ₦2,557,000 |
Construction timeline (9 months)
| Phase | Months | Cost |
|---|---|---|
| Site preparation | 1–1 | ₦1.9M |
| Foundation | 1–2 | ₦8.8M |
| Structure | 2–5 | ₦21.0M |
| Roofing | 5–6 | ₦5.2M |
| Services 1st fix | 5–6 | ₦6.0M |
| Plastering & screeding | 6–7 | ₦6.0M |
| Interior finishes | 7–9 | ₦23.8M |
| Services 2nd fix | 8–9 | ₦7.4M |
| External works | 8–9 | ₦24.5M |
| Snagging & handover | 9–9 | ₦10.9M |
How much will your 5-bedroom duplex in Port Harcourt GRA cost? Find out in 30 seconds
My House Cost NG prices your exact design, location and finish with live material prices — with a full breakdown, BOQ and construction timeline.
Get my free estimate →Compare with nearby areas
Frequently asked questions
How much does it cost to build a 5-bedroom duplex + BQ in Port Harcourt GRA?
About ₦115.5M with standard finishing, ₦94.1M basic and ₦180.6M luxury (2026 prices).
How long does it take to build a 5-bedroom duplex?
About 9 months with steady funding.
How many bags of cement does a 5-bedroom duplex need?
Roughly 1,059 bags of 50kg cement.
Read more: 5-bedroom duplex costs across Nigeria · 12 ways to reduce building cost
Plan your build with My House Cost NG
🧮 Cost estimatorInstant estimate for any house type, finish and location
📊 Developer SuiteProfit, IRR, JV splits and market prices for estates
📄 Survey plan uploadUse your exact plot size for a more accurate estimate
🏛️ Floor plan generatorConcept layouts for your bedrooms and floors
📈 Material price trackerCement, rods, blocks and roofing prices this month
👷 Builders & suppliersRequest quotes from verified professionals