#65 by population worldwide
Nairobi
Kenya · Capital
- Population, 2025
- 6.1 million
- Projected, 2050
- 8.5 million+38.8%
- World rank
- #652000: #116 → 2050: #51
- Urban area
- 638 km²
- Density
- 9,614people/km²
- Built-up area per resident
- 22 m²
- Time zone
- UTC+3Africa/Nairobi · −1 h vs Tbilisi
- Distance from Tbilisi
- 4,846 km
Weather in Nairobi
Nairobi
20°
Partly cloudy
Today: ↑28° ↓17°
Pressure 1017 hPa
24-hour forecast
Air quality
32
Good
- PM2.5
- 11.2µg/m³
- PM10
- 15.7µg/m³
- NO₂
- 7.2µg/m³
- O₃
- 47µg/m³
7-day forecast
- Today17°28°61%, 17.6 mm
- Sun17°28°45%
- Mon16°27°98%, 9.1 mm
- Tue16°24°92%, 23.9 mm
- Wed16°26°94%, 15.4 mm
- Thu16°26°89%, 5.6 mm
- Fri16°25°87%, 4.8 mm
Feels like
19°Humidity
70%Wind
10km/h36° NEgust 20 km/hUV index
10Very highPrecipitation
61%17.6 mmSunrise
06:12Sunrise 06:12Sunset 18:21
Updated 00:15 · Open-Meteo
Population 1975–2050
Thousands of people; 2030–2050 are UN projections.
- 1975538
- 1980769
- 19851,084
- 19901,467
- 19951,974
- 20002,580
- 20053,135
- 20103,779
- 20154,674
- 20205,592
- 20256,134
- 20306,686
- 20357,213
- 20407,687
- 20458,087
- 20508,515
Getting around
No metro stations inside the urban area are mapped in OpenStreetMap.
- Nairobi Metro: 2 lines, 35 km, opened 2019.
Airports
NBO · 11 km · WIL · 8 km
Currency: KES (KSh)
Nearby large cities
Largest cities in Kenya
FAQ
What is the population of Nairobi?
Nairobi has 6.1 million people in its urban area in 2025 — #65 in the world. The UN projects 8.5 million by 2050.
What time zone is Nairobi in?
Africa/Nairobi, UTC+3. −1 h vs Tbilisi.
Does Nairobi have a metro?
No metro stations inside the urban area are mapped in OpenStreetMap. Nairobi Metro: 2 lines, 35 km, opened 2019.
How far is Nairobi from Tbilisi?
About 4,846 km in a straight line (great-circle distance).