Blaj Population 2026
Blaj has a population of 20,371, making it the #95 biggest city in 🇷🇴 Romania, located in Alba County. Roughly 0.1% of Romania's population lives here. It is about 92× smaller than Bucharest, the country's biggest city.
Population (city proper)
20,371
Rank in Romania
#95
Coordinates
46.18°N, 23.92°E
~246 m elevation · Europe/Bucharest
Distance to capital (Bucharest)
259 km
161 miles, straight line
Other big cities in Alba County
| City | Population | Rank in Romania |
|---|---|---|
| Alba Iulia | 64,227 | #35 |
| Aiud | 28,341 | #72 |
| Sebeş | 27,246 | #75 |
| Cugir | 24,734 | #80 |
| Ocna Mureş | 15,316 | #120 |
Cities near Blaj
- Aiud28,341 people · ~21 km away
- Ocna Mureş15,316 people · ~24 km away
- Alba Iulia64,227 people · ~28 km away
- Mediaş53,040 people · ~33 km away
- Târnăveni28,634 people · ~34 km away
- Sebeş27,246 people · ~36 km away
FAQ
What is the population of Blaj?
Blaj has a population of 20,371 (city proper, latest official figure via GeoNames), making it the #95 biggest city in Romania.
What region is Blaj in?
Blaj is located in Alba County, Romania.
Is Blaj the capital of Romania?
No, the capital of Romania is Bucharest, about 259 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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