Mars
What’s happening
Weather
Forecast →Upcoming events
Put the next local happening — a market, a meeting, a concert — on the map.
Local news
Headlines via Google News · Articles belong to their publishers.
The Mars album
Outdoors in Mars
Parks & trails →Know a trail or park that’s missing? Anyone can add it to OpenStreetMap, and it shows up here on the next refresh.
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
1923
Mars PA 1st Presby PHS335, 1923
Photo · Wikimedia Commons
About Mars
Borough in Pennsylvania, USMars is a borough in southern Butler County, Pennsylvania, United States. The population was 1,458 at the 2020 census. It is part of the Pittsburgh metropolitan area.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Town numbers
Housing in Mars
The typical Mars home is worth about $559,000, up 2.8% in a year, 92% above the Pennsylvania typical home.
Only 1 sale in May 2026, too few for a market read. The typical value is the steadier guide.
Safety in Mars
Not graded
A grade needs all of the FBI's latest years (2023–2025). Mars's police department reported only 2024, so we don't grade it yet. The figures below are still real.
Work & commute in Mars
Full picture →Most working residents leave Mars for work: only 2% work in town. The top destinations are Pittsburgh (13%), Cranberry (10%) and Adams (8%). Half commute less than 12 miles.
Health in Mars
Compared with Pennsylvania
of 5 measures CDC estimates. The other 2 are too close to call.
What stands out
Care nearby
Natural hazards in Mars
Expected storm and flood damage is higher than in 28% of U.S. communities.
Climate in Mars
Full climate →Mars has chilly winters and pleasant summers. A typical July afternoon reaches 84°, a January night drops to 20°, and about 20 inches of snow falls in a normal winter.
Mars’s library
Library details →Famous people from Mars
See all 3 →
Where Mars is
Explore map →
Location map