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Kiesen: observed built density

Municipality in the canton of Bern · FSO no. 611 · Parcel data as of July 2025

Parcels
459

< 1 % of the canton

Municipal zones
16
Median utilization
24 %

Canton: 32 %

Switzerland: 10 %

Median GFZ
0.09

Canton: 0.09

Switzerland: 0.09

Median height
9.3 m

Canton: 9.5 m

Switzerland: 9.5 m

Median floors
2.4

Canton: 2.3

Switzerland: 2.3

About Kiesen

Kiesen is a municipality in the canton of Bern. The parcel data lists 459 parcels in 16 municipal zone types. The zone types with the most parcels are Landwirtschaftszone (204), Einfamilienhauszone 2 - geschossig (69) and Wohnzone 2 - geschossig (65).

The median parcel is built to a volume utilization of 24 %; half of the parcels lie between 5 % and 100 %. The canton median is 32 %, so Kiesen sits below it.

The median building height is 9.3 m at 2.4 floors, and the median floor-area ratio (GFZ) is 0.09. Parcels built in the last 20 years reach a mean volume utilization of 157 % (64 parcels), higher than the 87 % across all building years.

Parcels by municipal zone

Municipal zone types with their parcel count and median volume utilization
ZoneParcelsMedian utilization
Landwirtschaftszone2040 %
Einfamilienhauszone 2 - geschossig6989 %
Wohnzone 2 - geschossig6591 %
Wohn- und Gewerbezone 2 - geschossig3278 %
Dorfkernzone27100 %
Einfamilienhauszone 1 - geschossig19100 %
Grünzone90 %
Zone für Sport- und Freizeitanlagen921 %
Abbau- und Ablagerungszone80 %
Gewerbezone856 %
Uferschutzzone258 %
Zone für öffentliche Nutzungen "ARA unteres Kiesental"250 %
Other zones (4)5-

Volume utilization (ratioV)

Of the 441 parcels with a value, half lie between 5 % and 100 %. The median is 24 % and the mean 76 %.

0 %300 %+

Share of parcels by range

  • below 50 %53 %
  • 50 % to below 100 %22 %
  • 100 % to below 150 %17 %
  • 150 % and above8 %

Floor-area ratio (GFZ)

Of the 441 parcels with a value, half lie between 0.05 and 0.45. The median is 0.09 and the mean 0.24.

0.003.00+

Share of parcels by range

  • below 0.5079 %
  • 0.50 to below 1.0019 %
  • 1.00 to below 1.502 %
  • 1.50 and above< 1 %

Building height

Of the 227 parcels with a value, half lie between 8.0 m and 10.8 m. The median is 9.3 m and the mean 9.4 m.

0 m60 m+

Share of parcels by range

  • below 8 m24 %
  • 8 m to below 12 m68 %
  • 12 m to below 20 m7 %
  • 20 m and above0 %

Number of floors

Of the 163 parcels with a value, half lie between 1.9 and 2.9. The median is 2.4 and the mean 2.4.

016+

Share of parcels by range

  • below 25 %
  • 2 to below 350 %
  • 3 to below 545 %
  • 5 and above0 %

Building age cohorts

Mean volume utilization of the parcels built inside each window, from all years on record down to the last five. The windows overlap: the last 20 years include the last 5.

Built inParcelsMean utilization
All years45987 %
Last 60 years161151 %
Last 40 years102169 %
Last 20 years64157 %
Last 15 years24170 %
Last 10 years697 %
Last 5 years591 %

Open the map at Kiesen

How to read this page

room shows observed built density: what has been built on the parcels, not what the zoning permits. Volume utilization (ratioV) compares the built volume of a parcel with the reference volume of its municipal zone type. The floor-area ratio (GFZ) is floor area divided by parcel area; building height and number of floors are taken from the buildings on a parcel. Figures pool all municipal zones of the area. Medians and quartiles are read from bins 10 points (ratioV), 0.1 (GFZ), 2 m (height) and 1 floor wide, so they are exact to within one bin; means are exact. A parcel counts in a distribution only when the parcel data has a value for it. The floors distribution leaves out parcels without a building (0 floors).