Perimeter Wall Cost Calculator (Kenya)
Stones, cement, steel and labour for your plot — with a full bill of quantities.
Rates checked 24 Sept 2026.
Plot size
Type of wall
Concrete strip footing, 3 foundation courses, reinforced concrete columns every 3 m and a concrete coping.
Height above ground
9 courses · 2.16 m
The National Building Code, 2024 caps residential boundary walls at 2.4 m (10 courses).
Estimated total
KES 517,000
Per metre
KES 5,890
Wall length
87.8 m
Build time
~26 days
| Item | Qty | Cost |
|---|---|---|
| 6×9 stones (walling) | 1,692 pcs | KES 59,200 |
| 9×9 stones (foundation) | 587 pcs | KES 24,700 |
| Stone delivery | 3 lorries | KES 45,000 |
| Cement (50 kg) | 119 bags | KES 92,800 |
| River sand | 18.7 tonnes | KES 39,200 |
| Ballast | 20.3 tonnes | KES 33,500 |
| Y12 steel (12 m bars) | 33 bars | KES 44,100 |
| R8 steel (12 m bars) | 33 bars | KES 20,000 |
| Timber, binding wire, water, tools | — | KES 22,000 |
| Labour (2 fundis, 3 casuals) | 26 days | KES 136,500 |
Excludes the gate (about KES 80,000–150,000), wall-top electric fencing (about KES 800–1,350 per metre), plaster, painting and county approval fees. Estimates only — get two or three itemised quotes and compare them against these quantities.
The full explanation, with worked examples and what to watch for: Perimeter Wall Cost in Kenya (2026): 50x100, 100x100 and Per-Metre Prices