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Walnut
City in California, United States
Overview
Walnut is a quiet, predominantly residential city in Los Angeles County, set in the San Gabriel Valley. Known for its excellent schools, lush parks, and family-friendly ambiance, Walnut attracts those looking for suburban comfort with easy access to the wider LA metro area.
Geographic Context
Jurisdiction
United States
State
California
Population
187
Time Zone
America/Los_Angeles
Coordinates
34.02°, -117.87°
Key Metrics
Safety Score
86
Female Safety
80
LGBTQ+ Safety
85
Traffic Safety
77
Food Safety
98
Monthly Cost
$3,440
Local Cost
$2,560
Local Income
$5,200
Cashless
92
English
99
Temperature
17.3°C
Summer Avg
22.6°C
Winter Avg
12.0°C
Record High
42.3°C
Record Low
-1.0°C
Humidity
57%
Precipitation
331 mm
Internet Speed
342 Mbps
Upload
185 Mbps
Latency
8 ms
City Vibrancy
8
Coworking
0
Cafes
1
Nightlife
0
Parks
7
Transport
16
Walk Score
16
Footways
32.0
Airport
POC
Distance
11 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-23.
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 20 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-09.
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 2026-01-15.
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 70/100.
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