How much does it cost to build the Contemporary flat-roof 3-bedroom in Kenya?

About KES 5.4M in Kiambu to KES 5.6M in Kisumu, house and plot works, at a standard finish on JengaCost's 2026 rates. The house alone is KES 4.1M to KES 4.3M. A budget estimate, not a quotation.

How big a plot does it need?

It is drawn on a plot of 929 m², with a roofed footprint of 139 m². Check the ground coverage your county allows for your plot.

Can I change the design?

Yes. In the JengaCost explorer you can change the finish, the roof form, the style and the plot works, and see the price change line by line before you save a full bill of quantities.

Contemporary flat-roof 3-bedroom

Flat roof behind a parapet, wide grouped glazing and a carport extending the horizontal line — the commonest new-build language in the Nairobi suburbs.

Floor plan

The rooms

Bathroom: 6.1 m²
Bedroom 2: 10.8 m²
Bedroom 3: 7.8 m²
Corridor: 6.9 m²
Kitchen: 15.1 m²
Living/Dining: 35.6 m²
Lobby: 5.8 m²
Master bedroom: 19.7 m²
Master ensuite: 4.9 m²
Stair: 8.6 m²

To build, house and plot works

KES 5.4M–KES 5.6M

Standard finish, 2026 rates, across five counties

Open in 3D and price it for your county

Compare Cost to own

At a glance

Bedrooms: 3
Bathrooms: 2
Storeys: 1
Floor area: 120 m²
Roofed footprint: 139 m²
Plot: 929 m²
Roof: flat

What it costs, by county

County	House	Plot works	Total
Nairobi	KES 4.1M	KES 1.3M	KES 5.4M
Kiambu	KES 4.1M	KES 1.3M	KES 5.4M
Nakuru	KES 4.2M	KES 1.3M	KES 5.5M
Mombasa	KES 4.2M	KES 1.3M	KES 5.6M
Kisumu	KES 4.3M	KES 1.3M	KES 5.6M

Standard finish. Plot works: boundary wall, gate, driveway, septic tank and the rest drawn on the plot. Budget estimates, not quotations.

Where the money goes (Nairobi)

Preliminaries & substructure	KES 595,615
Walling	KES 615,370
Roofing	KES 979,520
Doors & windows	KES 281,200
Finishes	KES 775,720
Services	KES 354,000
Attached elements	KES 236,440
Approvals, levies & transport	KES 258,824

Over 30 years

Repaints and replacements add about KES 685,441 in today's prices, on a build of KES 5,439,157. See what falls due when.

Questions about this house

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Concept designs for budgeting. County approval needs drawings from a registered architect and structural engineer.