Therwil, CH
Therwil: municipality in Switzerland
About
Quick Facts about Therwil
| Population | 9,867 |
| Country | Switzerland |
| Postal code | 4106 |
| Plate code | BL |
| Phone Area Codes | 061 |
| Official name | Therwil |
| Latitude & Longitude | 47.5000,7.5500 |
| Official language | German |
| Altitude | 1,010 feet / 308, 306 meters |
| Time Zone | Europe/Zurich |
| Local time | 15:35:35 (23rd April 2026) |
Geography
Therwil is located at 47°30'0"N 7°33'0"E (47.5, 7.55). It has 4 neighbors: Reinach, Oberwil, Ettingen and Aesch.
Therwil map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
Official website of Therwil
Official WebsiteDemographics
| Year | Population | % Change | Method |
|---|---|---|---|
| 1850 | 892 | - | Q22704118 |
| 2017 | 9,947 | 91.03% | Q22704118 |
| 2018 | 9,867 | -0.81% | Q22704118 |