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Sullivan City
City in Texas, United States
Overview
Sullivan City is a small, friendly border town in southern Texas, known for its tight-knit community and cultural blend of American and Mexican influences. Life here is quiet, affordable, and centered around local traditions.
Geographic Context
Jurisdiction
United States
State
Texas
Population
3,908
Time Zone
America/Chicago
Coordinates
26.28°, -98.56°
Key Metrics
Safety Score · estimate
55
Female Safety
55
LGBTQ+ Safety
50
Traffic Safety
60
Food Safety
80
Monthly Cost · estimate
$1,575
Local Cost
$950
Local Income
$1,800
Cashless
55
English
85
Temperature
23.9°C
Summer Avg
30.3°C
Winter Avg
16.1°C
Record High
44.6°C
Record Low
-4.5°C
Humidity
65%
Precipitation
604 mm
Internet Speed
266 Mbps
Upload
6 Mbps
Latency
25 ms
City Vibrancy
1
Coworking
0
Cafes
0
Nightlife
0
Parks
1
Transport
0
Walk Score
0
Footways
—
Airport
MFE
Distance
34 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 2025-12-07.
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: 68/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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