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Therwil

Municipality in the canton of Basel-Landschaft · FSO no. 2775

Parcel data from Jul 2025, statistics computed on 29 Sept 2026.

Open map at the Therwil center

For Therwil (BL), the parcel data holds a measured building height for 2’520 parcels. On a typical parcel the tallest building is 8.8 m high, and on 19 in 20 parcels it is 12.3 m or lower.

Key figures

Median building height
8.8 m
Canton: 9.6 m
Switzerland: 9.5 m
Median floors
2

Canton: 2

Switzerland: 2

Tallest building
36.5 m

Canton: 81.7 m

Switzerland: 221.3 m

Parcels measured
2’520

3.7% of the canton

25 m or taller
7

0.3% of measured parcels

About Therwil

Therwil is a municipality in the canton of Basel-Landschaft. For Therwil, the parcel data holds a measured building height for 2’520 parcels. On half of them the tallest building is at most 8.8 m, on three quarters at most 10.3 m, and on 19 in 20 at most 12.3 m.

For Therwil, the median building height, 8.8 m, is close to the canton median of 9.6 m. The tallest building measures 36.5 m. 2 parcels have a building of 30 m or taller.

The median floor count is 2, and the building with the most floors has 11. By median building height, Therwil ranks 67th of 73 municipalities in the canton with complete height data.

Building heights

The height of the tallest building on each parcel, over the 2’520 parcels with a measured height. Each percentile is the height that share of parcels stays at or below.

Building height percentiles
FigureHereCantonSwitzerland
P25 (lower quartile)7.1 m8.0 m7.8 m
P50 (median)8.8 m9.6 m9.5 m
P75 (upper quartile)10.3 m11.2 m11.5 m
P9512.3 m14.7 m16.6 m
Tallest building36.5 m81.7 m221.3 m

Parcels by building height

  • 0-3 m154
  • 3-6 m246
  • 6-9 m959
  • 9-12 m991
  • 12-15 m121
  • 15-18 m26
  • 18-21 m9
  • 21-24 m3
  • 24-27 m8
  • 27-30 m1
  • 30 m or taller2

Floors

The number of floors of the building with the most floors on each parcel, over the 2’411 parcels with a floor count. Median: 2, most floors: 11.

Parcels by number of floors

  • 1 floor561
  • 2 floors996
  • 3 floors697
  • 4 floors126
  • 5 floors15
  • 6 floors6
  • 7 floors4
  • 8 or more floors6

Tallest buildings

Parcels whose tallest building reaches at least the height in each row. The rows are cumulative: a parcel with a 60 m building also counts in every row below 60 m. The tallest building measures 36.5 m.

Parcels by tallest building
Tallest buildingParcelsShare of measured
15 m or taller491.9%
25 m or taller70.3%
30 m or taller20.1%
50 m or taller00%
100 m or taller00%

Building height map for Therwil

roofs maps building height for every parcel in Therwil. Heights come from swisstopo swissBUILDINGS3D and the number of floors from the federal building register (GWR); where no height was measured, the map estimates it from the floors and marks it with a ~.

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