Unlock more jurisdiction sub-pages
Subscribe for full sub-page depth, saves, alerts, and exports.
Petroleum County
City in Montana, United States
Overview
Petroleum County is one of the least populated areas in Montana, offering vast prairies, historic ranches, and a rooted sense of community. Visitors can expect authentic rural Montana life, abundant wildlife, and peaceful landscapes.
Geographic Context
Jurisdiction
United States
State
Montana
Population
496
Time Zone
America/Denver
Coordinates
47.12°, -108.25°
Key Metrics
Safety Score · estimate
85
Female Safety
68
LGBTQ+ Safety
35
Traffic Safety
90
Food Safety
92
Monthly Cost · estimate
$1,285
Local Cost
$860
Local Income
$2,100
Cashless
45
English
100
Temperature
8.9°C
Summer Avg
21.9°C
Winter Avg
-3.0°C
Record High
44.2°C
Record Low
-33.2°C
Humidity
59%
Precipitation
434 mm
City Vibrancy
—
Coworking
0
Cafes
0
Nightlife
0
Parks
0
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.
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: 58/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
Subscribe to unlock more jurisdiction sub-pages this month.
You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.