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Prospect Heights
City in Illinois, United States
Overview
Prospect Heights, Illinois, is a leafy northwest suburb of Chicago known for its peaceful neighborhoods, green spaces, and convenient access to both city amenities and natural areas. With a close-knit community feel and excellent schools, it balances suburban warmth with diverse dining, shopping, and outdoor options.
Geographic Context
Jurisdiction
United States
State
Illinois
Population
16,058
Time Zone
America/Chicago
Coordinates
42.10°, -87.94°
Key Metrics
Safety Score · estimate
75
Female Safety
77
LGBTQ+ Safety
74
Traffic Safety
70
Food Safety
95
Monthly Cost · estimate
$3,030
Local Cost
$1,900
Local Income
$3,700
Cashless
94
English
100
Temperature
9.4°C
Summer Avg
22.2°C
Winter Avg
-4.1°C
Record High
40.5°C
Record Low
-38.4°C
Humidity
78%
Precipitation
982 mm
Internet Speed
312 Mbps
Upload
53 Mbps
Latency
14 ms
City Vibrancy
14
Coworking
0
Cafes
1
Nightlife
0
Parks
13
Transport
11
Walk Score
11
Footways
22.0
Airport
PWK
Distance
4 km
Explore
Data sources
Source-backed data
World Air Quality Index - Latest available city-level air quality station measurement. Record updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Record updated 2025-12-06.
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
Oyster List city price estimates - Price origins are unverified. Available generation methods include AI estimates; stored records do not identify a survey, observation period, or model for each price. Record updated 2026-01-14.
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores include model-assisted estimates. Stored records do not identify supporting observations for each score. Model-reported confidence: 78/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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