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Geodata Hennef (Sieg)
Stadt Hennef (Sieg) · Kreis Rhein-Sieg-Kreis · North Rhine-Westphalia · Municipality key (AGS) 05382020
Processed by us
Ready-made files from this server — one click, one download, uniform nationwide in EPSG:25832.
🗺️ ALKIS — Real-estate cadastre: parcels, building footprints and land use
44,780 parcels, 44,982 buildings, 24,803 land-use polygons.
| Package | Size |
|---|---|
| Complete package (3 layers) | on demand |
| Parcels only | on demand |
| Building footprints only | on demand |
| Land use only | on demand |
Source: © Geobasis NRW · Licence dl-de/zero-2-0
⛰️ DGM1 — Digital terrain model: elevations on a 1-metre grid
138 tiles of 1 km² each (307 MB), 1 m grid, EPSG:25832.
| Access | Extent |
|---|---|
| Tile list (138 tiles, JSON) | 307 MB |
🏙️ DOM1 — Digital surface model: unified 1-metre elevation grid including buildings and vegetation
150 tiles of 1 km² each (392 MB), 1 m grid, EPSG:25832.
| Access | Extent |
|---|---|
| Tile list (150 tiles, JSON) | 392 MB |
Directly from the state
There is no copy of these datasets here: the tables link per tile to the server of the responsible state agency.
✈️ DOP — Digital orthophotos: current aerial imagery directly from the state agencies
143 tiles, period 2023-05-27–2025-07-01.
| Access | Note |
|---|---|
| Download links (143 tiles, JSON) | directly from the state agency |
Show historical years individually (20)
📷 bDOM — Image-based surface model at native resolution — directly from the state agency
143 tiles, 138 with acquisition date, period 2025-05-01–2025-07-01.
| Access | Note |
|---|---|
| Download links (143 tiles, JSON) | directly from the state agency |
📡 LiDAR — Raw laser-scan point clouds of the official surveys — directly from the state agency
151 tiles, 138 with acquisition date, period 2021-12-22–2022-02-12.
| Access | Note |
|---|---|
| Download links (151 tiles, JSON) | directly from the state agency |
Show statistics
Land use in Hennef (Sieg)
What the land is used for — summed from the ALKIS land-use polygons, not taken from official statistics. Shares refer to the municipal area of 106 km².
| Use | Area | Share |
|---|---|---|
| Agriculture | 52 km² | 49.5 % |
| Forest | 25 km² | 24.0 % |
| Residential land | 8 km² | 8.0 % |
| Road transport | 411 ha | 3.9 % |
| Paths and tracks | 341 ha | 3.2 % |
| Sports, leisure & recreation | 293 ha | 2.8 % |
| Water bodies | 212 ha | 2.0 % |
| Mixed-use area | 209 ha | 2.0 % |
| Woodland | 184 ha | 1.7 % |
| Industry & commerce | 152 ha | 1.4 % |
| Special-purpose area | 75 ha | 0.7 % |
| Wasteland & unvegetated land | 31 ha | 0.3 % |
| Rail transport | 28 ha | 0.3 % |
| Cemetery | 15 ha | 0.1 % |
| Squares | 12 ha | 0.1 % |
| Open-cast mining, mining & spoil heaps | 10 ha | 0.1 % |
The data covers the municipal area completely. All states compared →
Terrain elevation in Hennef (Sieg)
Calculated from the digital terrain model (DGM1): minimum, maximum and a tile-area-weighted mean of the elevations above sea level (NHN).
| Metric | Elevation above sea level (NHN) |
|---|---|
| Minimum | 59.5 m |
| Mean | 153.8 m |
| Maximum | 313.5 m |
The extract is generated on click and covers the entire municipal area.
Click parcels and buildings directly.
Kreis Rhein-Sieg-KreisA larger area as a package.
North Rhine-WestphaliaThe whole state as a ready-made package.
Extract-APICustom extracts and other formats via the API.
Data as of: 2026-09-02.