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Grinnell
City in Iowa, United States
Overview
Grinnell is a small, close-knit rural community known for its friendly residents, historic architecture, and connection to Grinnell College. Despite its size, visitors will find a handful of local restaurants, parks, and community events that showcase small-town Iowa life.
Geographic Context
Jurisdiction
United States
State
Iowa
Population
260
Time Zone
America/Chicago
Coordinates
41.74°, -92.72°
Key Metrics
Safety Score · estimate
80
Female Safety
75
LGBTQ+ Safety
65
Traffic Safety
85
Food Safety
95
Monthly Cost · estimate
$1,480
Local Cost
$928
Local Income
$2,400
Cashless
70
English
100
Temperature
9.9°C
Summer Avg
23.2°C
Winter Avg
-4.3°C
Record High
43.2°C
Record Low
-36.2°C
Humidity
76%
Precipitation
909 mm
Internet Speed
152 Mbps
Upload
138 Mbps
Latency
10 ms
City Vibrancy
16
Coworking
0
Cafes
2
Nightlife
2
Parks
12
Transport
41
Walk Score
41
Footways
81.0
Airport
TNU
Distance
26 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 2025-12-08.
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 2026-03-23.
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: 65/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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