Map of Ruiru, Kenya

Ruiru is a city in Kiambu County, Kenya, with a population of about 490,120. It lies at 1.1466°S, 36.9609°E. Ruiru is about 22 km (14 mi) northeast of Nairobi, the capital. The nearest city on our map is Juja, 8 km to the northeast.

Ruiru at a glance

Where is Ruiru?

• The 5th largest city in Kenya by recorded population.
• The largest city in Kiambu County on this site.
• Located in the Southern and Eastern hemispheres.
• Daylight ranges from about 12 h 03 min on the shortest day to 12 h 11 min on the longest day (around 21 June and 21 December).

Cities near Ruiru

• Juja — 8 km northeast
• Kiambu — 14 km west
• Thika — 17 km northeast
• Nairobi — 22 km southwest
• Githunguri — 23 km northwest
• Mlolongo — 28 km south
• Kenol — 29 km northeast
• Athi River — 34 km south
• Kikuyu — 35 km west
• Ongata Rongai — 35 km southwest

Largest cities in Kiambu County

• Kikuyu — 323,881
• Limuru — 159,314
• Juja — 156,041
• Kiambu — 147,870
• Githunguri — 63,319

Largest cities in Kenya

• Nairobi — 4,397,073
• Kakamega — 1,867,579
• Mombasa — 1,208,333
• Nakuru — 570,674
• Eldoret — 475,716
• Kisumu — 397,957
• Kikuyu — 323,881
• Thika — 251,407
• Naivasha — 198,444
• Karuri — 194,342

Map of Kenya and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.