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Reinach (AG): observed built density

Municipality in the canton of Aargau · FSO no. 4141 · Parcel data as of July 2025

Parcels
3’557

1 % of the canton

Municipal zones
19
Median utilization
44 %

Canton: 35 %

Switzerland: 10 %

Median GFZ
0.23

Canton: 0.13

Switzerland: 0.09

Median height
9.4 m

Canton: 9.3 m

Switzerland: 9.5 m

Median floors
2.2

Canton: 2.2

Switzerland: 2.3

About Reinach (AG)

Reinach (AG) is a municipality in the canton of Aargau. The parcel data lists 3’557 parcels in 19 municipal zone types. The zone types with the most parcels are Wohnzone W2 (1’195), Landwirtschaftszone (716) and Wohnzone W3 (398).

The median parcel is built to a volume utilization of 44 %; half of the parcels lie between 6 % and 99 %. The canton median is 35 %, so Reinach (AG) sits above it.

The median building height is 9.4 m at 2.2 floors, and the median floor-area ratio (GFZ) is 0.23. Parcels built in the last 20 years reach a mean volume utilization of 114 % (400 parcels), higher than the 63 % across all building years.

Parcels by municipal zone

Municipal zone types with their parcel count and median volume utilization
ZoneParcelsMedian utilization
Wohnzone W21’19587 %
Landwirtschaftszone7160 %
Wohnzone W339864 %
Wald3670 %
Wohn- und Gewerbezone WG335869 %
Kernzone K111572 %
Dorfzone D11065 %
Kernzone K28849 %
Arbeitszone A2740 %
Zone für öffentliche Bauten und Anlagen OE465 %
Arbeitszone A1390 %
Kantonsstrasse180 %
Other zones (7)33-

Volume utilization (ratioV)

Of the 3’533 parcels with a value, half lie between 6 % and 99 %. The median is 44 % and the mean 58 %.

0 %300 %+

Share of parcels by range

  • below 50 %52 %
  • 50 % to below 100 %24 %
  • 100 % to below 150 %16 %
  • 150 % and above8 %

Floor-area ratio (GFZ)

Of the 3’533 parcels with a value, half lie between 0.05 and 0.53. The median is 0.23 and the mean 0.34.

0.003.00+

Share of parcels by range

  • below 0.5073 %
  • 0.50 to below 1.0020 %
  • 1.00 to below 1.505 %
  • 1.50 and above2 %

Building height

Of the 1’833 parcels with a value, half lie between 8.0 m and 11.3 m. The median is 9.4 m and the mean 9.7 m.

0 m60 m+

Share of parcels by range

  • below 8 m25 %
  • 8 m to below 12 m58 %
  • 12 m to below 20 m17 %
  • 20 m and above< 1 %

Number of floors

Of the 1’523 parcels with a value, half lie between 1.7 and 2.9. The median is 2.2 and the mean 2.3.

016+

Share of parcels by range

  • below 213 %
  • 2 to below 350 %
  • 3 to below 535 %
  • 5 and above2 %

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 years3’55763 %
Last 60 years1’341109 %
Last 40 years885112 %
Last 20 years400114 %
Last 15 years309115 %
Last 10 years228117 %
Last 5 years116122 %

Open the map at Reinach (AG)

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).