Sliven's 2025 population is now estimated at 80,641. In 1946, the population of Sliven was 34,291. Sliven experienced a decrease of -10,979 residents over the past year, marking an annual decline of -0.91%.
80.6K
Total Population
-11.0K-0.91%
Growth
No
Capital of Bulgaria?
Sliven Population
Other Cities in Bulgaria
City
2025 Pop. ↓
Growth
Sofia
1,286,460
-0.08%
Plovdiv
347,170
-0.04%
Varna
334,289
-0.03%
Request Data
Please enter your email address to receive this data in your inbox.