About Qazvin County
Qazvin County is a mid-sized city located in Iran, in the Qazvin Province region. According to the latest available data (2026), the population of Qazvin County is approximately 596,932 residents, making it the #31 most populous city in Iran.
Globally, Qazvin County ranks #3,124 among the world's most populated cities.
Qazvin County City Statistics
| City | Qazvin County |
| Country |  Iran |
| Population | 596,932 |
| Global Rank | #3,124 |
| Rank in Iran | #31 of 287 cities |
| City Category | mid-sized city |
| Region | Qazvin Province |
| Latitude | 36.4333 |
| Longitude | 49.8167 |
| Data Year | 2026 |
Population Comparison
To put Qazvin County's population of 596,932 into perspective:
- Qazvin County has over 596,000 residents.
Where is Qazvin County Located?
Qazvin County is located in Iran, in the Qazvin Province region, at coordinates 36.4333° latitude and 49.8167° longitude. Qazvin County sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in Iran
Largest Cities in Iran
| # | City | Population |
|---|---|---|
| 1 | Mashhad County | 3,372,660 |
| 2 | Mashhad | 3,208,000 |
| 4 | Isfahan County | 2,243,249 |
| 6 | Karaj County | 1,973,470 |
| 7 | Shiraz County | 1,869,001 |
Frequently Asked Questions
What is the population of Qazvin County?
The population of Qazvin County is approximately 596,932 residents according to the latest available data (2026).
Where is Qazvin County located?
Qazvin County is located in Iran at approximately 36.4333° latitude and 49.8167° longitude.
Is Qazvin County one of the largest cities in Iran?
With a population of 596,932, Qazvin County is one of the notable urban areas in Iran. It ranks #31 out of 287 cities in the country.
