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Konstancin-Jeziorna
City in Mazovia, Poland
Overview
Konstancin-Jeziorna is a charming spa town just south of Warsaw, known for its historic villas, lush parks, and therapeutic mineral waters. It offers a tranquil escape with a blend of culture, nature, and wellness, making it popular among families and those seeking relaxation.
Geographic Context
Jurisdiction
Poland
Voivodship
Mazovia
Population
17,157
Time Zone
Europe/Warsaw
Coordinates
52.09°, 21.12°
Key Metrics
Safety Score
85
Female Safety
80
LGBTQ+ Safety
65
Traffic Safety
75
Food Safety
95
Monthly Cost
$1,497
Local Cost
$880
Local Income
$1,100
Cashless
85
English
65
Temperature
8.6°C
Summer Avg
19.6°C
Winter Avg
-2.6°C
Record High
36.9°C
Record Low
-30.9°C
Humidity
80%
Precipitation
629 mm
Internet Speed
294 Mbps
Upload
73 Mbps
Latency
4 ms
City Vibrancy
13
Coworking
1
Cafes
7
Nightlife
2
Parks
3
Transport
0
Walk Score
0
Footways
—
Airport
WAW
Distance
13 km
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.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 3 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-05.
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 75/100.
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