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Boulder
City in Colorado, United States
Overview
Boulder, set at the foot of the Rocky Mountains, is known for its picturesque scenery, lively culture, and welcoming community. The city boasts a lively downtown, a strong outdoor recreation scene, and a progressive, eco-friendly ethos.
Geographic Context
Jurisdiction
United States
State
Colorado
Population
1,201
Time Zone
America/Denver
Coordinates
40.01°, -105.27°
Key Metrics
Safety Score
85
Female Safety
80
LGBTQ+ Safety
85
Traffic Safety
70
Food Safety
95
Monthly Cost
$3,745
Local Cost
$2,470
Local Income
$3,500
Cashless
90
English
100
Temperature
10.3°C
Summer Avg
22.4°C
Winter Avg
-0.7°C
Record High
39.9°C
Record Low
-23.3°C
Humidity
49%
Precipitation
449 mm
Internet Speed
263 Mbps
Upload
121 Mbps
Latency
10 ms
City Vibrancy
107
Coworking
3
Cafes
51
Nightlife
17
Parks
36
Transport
100
Walk Score
100
Footways
1416.0
Airport
WBU
Distance
5 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.
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 25 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 85/100.
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