City profile
West Mifflin, PA
Allegheny County · Population 19,190
West Mifflin is a town in Allegheny County, PA with about 19,190 residents and a typical home value near $152,000. It is 8 miles from Pittsburgh, PA, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
30°F
Summer avg
73°F
Sunny days / yr
160
Home prices & cost of living
Median home price
$151,600
Typical monthly housing
$999
Cost of living (100 = U.S.)
81
Taxes
- Property tax
- 1.39%
- State income tax (top)
- 3.07%
- Social Security
- Not taxed
- Pensions
- Not taxed
- Sales tax (state + avg. local)
- 6.34%
FEMA natural hazard risk
Relatively High · county score 98/100
Top hazards: Riverine flooding, Cold wave, Strong wind
Nearest major airport
20 mi to Pittsburgh International Airport (PIT)
Political lean (2024 county vote)
Leans Democratic · 60% Democratic / 39% Republican
Community
Population
19,190
Black population
8.8%
County
Allegheny County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸Home prices are still rising in 2026 — good for long-term value, less room to negotiate
- ▸Climate/cost risks to check: flooding
Highlights
- About 19,190 residents
- Typical home value about $152,000
- 8 miles from Pittsburgh, PA
Trade-offs
- Smaller community with fewer local amenities
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.