Senec Population 2026
Senec has a population of 20,115, making it the #42 biggest city in 🇸🇰 Slovakia, located in Bratislava Region. Roughly 0.4% of Slovakia's population lives here. It is about 21× smaller than Bratislava, the country's biggest city.
Population (city proper)
20,115
Rank in Slovakia
#42
Coordinates
48.22°N, 17.40°E
~127 m elevation · Europe/Bratislava
Distance to capital (Bratislava)
23 km
14 miles, straight line
Other big cities in Bratislava Region
| City | Population | Rank in Slovakia |
|---|---|---|
| Bratislava | 423,737 | #1 |
| Petržalka | 112,380 | #3 |
| Karlova Ves | 35,644 | #17 |
| Dúbravka | 35,518 | #18 |
| Pezinok | 24,443 | #29 |
| Podunajské Biskupice | 23,464 | #31 |
| Vrakuňa | 20,711 | #39 |
| Malacky | 18,804 | #47 |
Cities near Senec
- Pezinok24,443 people · ~13 km away
- Vrakuňa20,711 people · ~17 km away
- Podunajské Biskupice23,464 people · ~17 km away
- Trnava62,806 people · ~22 km away
- Petržalka112,380 people · ~23 km away
- Bratislava423,737 people · ~23 km away
FAQ
What is the population of Senec?
Senec has a population of 20,115 (city proper, latest official figure via GeoNames), making it the #42 biggest city in Slovakia.
What region is Senec in?
Senec is located in Bratislava Region, Slovakia.
Is Senec the capital of Slovakia?
No, the capital of Slovakia is Bratislava, about 23 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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