Kasarani sub-county · Nairobi
Ruai Ward
Ruai is one of the 5 wards of Kasarani sub-county in Nairobi. It covers about 100 km² and had 97,000 people at the 2019 census. In our records it is low-density, mixed-use urban with significant informal and peri-urban development.
From the ward boundaries and records on the Nairobi Maps map. Updated 2026-10-10.
Places in Ruai
- Ruai Town
- Ruai East
- Kamulu vicinity
- Kangundo Road corridor
- areas around Dandora Estate Sewage Treatment Works.
Zoning in Ruai Ward
What the Development Control Policy 2026 allows depends on the zone. These zones cover Ruai:
| Zone | Share of ward | Most floors | Coverage | Plot ratio | Smallest plot |
|---|---|---|---|---|---|
| Ruai Residential | 57% | 4 | 50% | 200% | 0.05 ha |
| Kamulu | 33% | 4 | 50% | 200% | 0.05 ha |
| Githunguri | 5% | 1 | 50% | 100% | 0.05 ha |
| Mihango | 2% | 10 | 50% | 500% | 0.05 ha |
| Ruai Commercial | 2% | 10 | 50% | 500% | 0.1 ha |
Building or changing the use here?
Applications go to Nairobi City County on NPDMS. How planning approval works in Nairobi, which approval you need, and what to check on the plot first. Many projects also need NEMA’s environmental licence: NEMA licences in Nairobi.
Water and sewer in Ruai
On the map, the City Water Reticulation and Trunk sewer layers show the water mains and trunk sewers near a plot in Ruai. How to apply for a water connection or a sewer connection, Nairobi Water’s regions and the supply days by area.
Registration blocks in Ruai
- Block 136 · Embakasi Ranching
- Block 105 · Embakasi Ranching
- Block 126 · Ngundu
- Block 200 · Ruai
- Block 118 · Kamulu
- Block 18 · Ruai
Wards next to Ruai
Ward office
Along Kangundo Road, in Njiru DCCS' Office Compound
Member of County Assembly in our ward records: Hon. James Karanja Kariuki.
Ruai ward maps
Drawn maps of Ruai Ward and its boundary, where we hold them, are listed here with their price and can be downloaded once bought — here or from the ward's panel on the map. If we hold none yet, you can ask us to find one at no charge.
Questions about Ruai Ward
Which sub-county is Ruai Ward in?
Ruai Ward is in Kasarani sub-county, Nairobi City County, alongside Clay City, Kasarani, Mwiki and Njiru wards.
What is the population of Ruai Ward?
97,000 people at the 2019 census, on about 100 km² — around 970 people per square kilometre.
What zoning applies in Ruai Ward?
Mostly the Ruai Residential zone (about 57% of the ward), then Kamulu, Githunguri and Mihango. Each zone sets its own floors, ground coverage, plot ratio and smallest plot under the Development Control Policy 2026.
How do I find a parcel in Ruai Ward?
Open the Nairobi Maps map at Ruai, zoom in until the parcel outlines appear and tap a parcel — or type its LR, block or FR number into the search box.