Altenau
City in Lower Saxony, Germany
Overview
Altenau is a picturesque small town set in the Upper Harz mountains of Lower Saxony, Germany. Known for its charming timber-framed architecture, lush forests, and strong spa tradition, it attracts visitors year-round for relaxation and outdoor activities.
Geographic Context
Jurisdiction
Germany
Land
Lower Saxony
Population
2,045
Time Zone
Europe/Berlin
Coordinates
51.80°, 10.44°
Key Metrics
Safety Score
90
Female Safety
85
LGBTQ+ Safety
70
Traffic Safety
80
Food Safety
97
Monthly Cost
$1,735
Local Cost
$995
Local Income
$2,050
Cashless
55
English
45
Temperature
9.0°C
Summer Avg
17.8°C
Winter Avg
0.4°C
Record High
36.6°C
Record Low
-19.3°C
Humidity
82%
Precipitation
717 mm
Internet Speed
3 Mbps
Upload
12 Mbps
Latency
64 ms
City Vibrancy
9
Coworking
0
Cafes
3
Nightlife
3
Parks
3
Transport
67
Walk Score
67
Footways
133.0
Airport
—
Distance
—
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-22.
World Air Quality Index - Latest available city-level air quality station measurement. Updated 2025-12-05.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 1 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-08.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-06.
Oyster List city price model - City price estimates calibrated from local price surveys and jurisdiction-level cost signals. Updated 2026-01-14.
Estimated data
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores are model-assisted estimates derived from source-backed country and city signals. Confidence 65/100.