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Karaj, Iran

Major city · Population 1.4M

Karaj is the 4th largest city in Iran with a population of approximately 1,448,075 people as of 2026. This makes it the 333rd largest city in the world, accounting for 1.58% of Iran's total population of 91.6M. Karaj is classified as a major city and operates in the Asia/Tehran timezone. The average annual temperature is 15.6°C with 368 mm of rainfall per year. The city sits at an elevation of 1,341 meters above sea level.

Population

1,448,075

Global Rank

#333

Country Rank

#4

% of Iran

1.58%

Avg Temperature

15.6°C

Annual Rainfall

368 mm

Elevation

1,341 m

Timezone

Asia/Tehran

Karaj on the Map

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Climate in Karaj

Karaj's warmest month is Aug and the coldest is Dec. The wettest month is Mar with 78 mm of rainfall.

Average Monthly Temperature

4.9°C
Jan
3.7°C
Feb
7.6°C
Mar
15.2°C
Apr
19.1°C
May
26.1°C
Jun
28.9°C
Jul
29°C
Aug
23.1°C
Sep
15.9°C
Oct
9.8°C
Nov
3.4°C
Dec
3.4°C29°C

Monthly Rainfall

55 mm
Jan
67 mm
Feb
78 mm
Mar
17 mm
Apr
36 mm
May
4 mm
Jun
0 mm
Jul
0 mm
Aug
27 mm
Sep
24 mm
Oct
45 mm
Nov
15 mm
Dec

Iran at a Glance

Country Population

91,567,738

Capital

Tehran

Region

Southern Asia

Major Cities

91

GDP per Capita

$5,190

Life Expectancy

77.7 years

Urban Population

77.0%

Growth Rate

0.01%

Other Major Cities in Iran

Tehran
7.2M
Mashhad
2.3M
Isfahan
1.5M
Tabriz
1.4M
Shiraz
1.2M
Qom
900K
Ahvaz
841K
Kermanshah
621K
Rasht
595K
Kerman
578K

Nearest Major Cities

Closest cities to Karaj with over 100,000 people

Cities closest to Karaj by distance
CityPopulationDistance
Fardīs181,1749 km
Moḩammad Shahr119,41810 km
Kamālshahr141,66911 km
Shahr-e Qods309,60516 km
Shahre Jadide Andisheh116,06217 km
Shahrīār309,60720 km
Andīsheh116,06227 km
Naz̧arābād119,51229 km

Frequently Asked Questions

What is the population of Karaj?

The population of Karaj, Iran is approximately 1,448,075 people, making it the 333rd largest city in the world and the 4th largest in Iran.

Is Karaj the capital of Iran?

No, the capital of Iran is Tehran. Karaj is the 4th largest city in the country.

What is the climate like in Karaj?

Karaj has an average annual temperature of 15.6°C and receives 368 mm of rainfall per year. The warmest month is Aug and the coldest is Dec.

What timezone is Karaj in?

Karaj is in the Asia/Tehran timezone.