| Ballerup | Frederikssund | Silkeborg | |
|---|---|---|---|
| House prices per m² | 28.000 kr. | 18.000 kr. | 15.000 kr. |
| Events | 784 | 873 | 1.427 |
| Culture budget | 3.013 kr. | 2.256 kr. | 3.335 kr. |
| Night sky | 4% | 93% | 95% |
| Species | 2.430 | 5.537 | 8.086 |
| Forest | 9% | 12% | 29% |
| Coastal line | 0 km | 149 km | 0 km |
| Sun | 118 W/m² | 119 W/m² | 114 W/m² |
| Bird species | 231 | 307 | 296 |
| Fungi species | 597 | 1.813 | 2.454 |
| Insect species | 424 | 1.287 | 2.581 |
| Plant species | 1.017 | 1.679 | 1.807 |
| Nature area | 6 km² | 56 km² | 333 km² |
| Protected areas | 1 km² | 31 km² | 38 km² |
| Temperature | 8,6 °C | 8,5 °C | 8,1 °C |
| Rain | 1,8 mm | 1,7 mm | 2,1 mm |
| Growth season | 243 days | 241 days | 244 days |
| Wind | 4 m/s | 4,4 m/s | 4,2 m/s |
| Bike paths | 79% | 37% | 22% |
| Income | 594.919 kr | 615.115 kr | 639.270 kr |
| Municipal tax | 25,5% | 25,8% | 25,5% |
| Property tax | 2,889% | 3,25% | 2,826% |
| Church tax | 0,72% | 0,96% | 0,95% |
| Unemployment | 2,2% | 1,9% | 2% |
| Age | 42 years | 46 years | 42 years |
| Pesticides | 0,17 µg/l | 0,09 µg/l | 0,04 µg/l |
| Radon, +100 Bq/m³ | 61% | 63% | 27% |
| Water hardness | 20 °dH | 21 °dH | 6 °dH |