The Town Files

Mount Oliver, Pennsylvania

Borough in Allegheny County · population 3,394 (2020 Census)

Map: where Mount Oliver is in PennsylvaniaMount Oliver
Median home
$96,900
Household income
$52,297
Jan low / Jul high
22° / 83°
Snow a year
29 in
Tornadoes ≤10 mi since 1950
15
Median age
36.1

Mount Oliver is a borough of 3,394 people in Allegheny County, Pennsylvania. The median home is worth $96,900, below the typical Pennsylvania town ($214,250). It ranks more walkable than 100% of Pennsylvania towns, more vibrant than 99% of Pennsylvania towns, hipper than 96% of Pennsylvania towns.

Mount Oliver in our rankings:

How Mount Oliver ranks

Percentile among Pennsylvania towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of Pennsylvania towns.

Mount Oliver lifestyle rankings vs other Pennsylvania townsRetirement1st pctFamilies2nd pctQuiet1st pctWalkability100th pctFirst-time buyers84th pctYoung professionals75th pctVibrancy99th pctHip & trendy96th pctCollege town30th pctUpscale4th pctVacation homesbottomSeaside characterbottomCyclingbottomTransit96th pctDrivingbottomtypical
The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025).

Homes and cost of living

The median home in Mount Oliver is worth $96,900, below the typical Pennsylvania town ($214,250). Homes cost about 1.9 times the median household income of $52,297, which is more affordable than 91% of Pennsylvania towns. Median rent is $1,302 a month. 40.5% of households own their home.

Mount Oliver vs Allegheny County vs typical Pennsylvania townMount OliverAllegheny CountyTypical Pennsylvania townHome value$96,900$227,600$214,250Household income$52,297$78,548$75,278Monthly rent$1,302$1,153$996
Census ACS 5-year estimates, 2020–2024. "Typical town" = median of Pennsylvania towns with 500+ people.
HousingMount OliverTypical Pennsylvania town
Median home value$96,900$214,250
Median rent$1,302$996
Median household income$52,297$75,278
Home value ÷ income1.9×2.8×
Homeownership40.5%81.5%
Median year built19381971
Seasonal / vacation homes0.0%—

Who lives in Mount Oliver

PeopleMount OliverTypical Pennsylvania town
Median age36.144.2
Age 65 and over8.4%21.1%
Under 1832.4%—
Bachelor's degree or higher17.5%23.8%
Below the poverty line15.1%8.5%
Veterans5.7%—
Born outside the U.S.10.1%—
Work from home5.5%10.6%
Average commute23.8 min25.9 min
Homes with broadband84.8%89.0%

Weather in Mount Oliver

July highs average 83.0°F and January lows 22.3°F. About 41.3 inches of rain and melted snow fall a year, with 29.2 inches of snow (typical Pennsylvania town: 31.8 in). Expect about 8 days a year at 90°F or hotter and 106 nights at or below freezing.

Mount Oliver monthly temperatures and precipitation20°30°40°50°60°70°80°90°32° freezing37°22°Jan40°24°Feb49°31°Mar63°42°Apr72°52°May79°60°Jun83°64°Jul81°63°Aug75°56°Sep63°45°Oct51°35°Nov41°28°DecPrecipitation (in) · snow (in) in blue3.110.22.67.73.24.63.40.44.14.63.93.83.53.10.13.01.13.05.1
NOAA 1991–2020 climate normals: average daily high and low by month; precipitation and snowfall in inches. Temperatures from the Pittsburgh Allegheny Co Ap station (5.2 mi away); snowfall estimated from the 4 nearest snow stations, weighted by distance.

Tornadoes, storms and disasters

15 tornadoes have passed within 10 miles of Mount Oliver since 1950, compared with 10 for the typical Pennsylvania town. 3 rated (E)F2 or stronger. The strongest, an F3, struck on August 3, 1963 about 8.4 miles from the town center and killed 2. Tornadoes within 10 miles have caused 2 deaths and 125 injuries since 1950. The most recent was on November 20, 2024.

Tornadoes within 10 miles of Mount Oliver by decade11950s11960s31970s11980s11990s22000s12010s52020s
NOAA Storm Events Database, tornado tracks (start to end point) passing within 10 miles of the town center, 1950–2026.

Hail of 1 inch or larger has been reported within 10 miles 155 times; the largest was 2.50 inches on April 14, 1984.

Severe weather in Allegheny County since 1996

Storm events in Allegheny County since 1996 by typeHail382Flood125Tornado17High Wind38Lightning10Heavy Rain31Heavy Snow15Flash Flood504
NOAA Storm Events Database, Allegheny County, 1996–2026 (all event types recorded since 1996). 12 deaths recorded.

Allegheny County has been included in 18 federal disaster or emergency declarations since 1953, most often for flood, tornado, hurricane.

DeclaredIncidentDeclaration
March 30, 2020BiologicalDR-4506: Covid-19 Pandemic
March 13, 2020BiologicalEM-3441: Covid-19
October 1, 2013Severe StormDR-4149: Severe Storms, Tornadoes, And Flooding
October 29, 2012HurricaneEM-3356: Hurricane Sandy
April 16, 2010SnowstormDR-1898: Severe Winter Storms And Snowstorms

Jobs and pay in Allegheny County

Allegheny County had 670,637 jobs in 2024, paying an average of $78,297 a year. Unemployment was 3.3% in 2023; in Mount Oliver itself the ACS puts it at 5.5%.

Largest industries in Allegheny CountyHealth care & social assistan…131,526 jobs · $70,463Retail62,533 jobs · $40,601Hotels & restaurants57,967 jobs · $27,674Professional & technical serv…57,261 jobs · $124,494Finance & insurance39,058 jobs · $123,760Education35,620 jobs · $73,980
BLS Quarterly Census of Employment and Wages, 2024, private-sector jobs and average annual pay.
Unemployment rate in Allegheny County, 2000–20230%2%4%6%8%10%2000200420082012201620202023Allegheny 3.3%
Annual average unemployment rate (BLS Local Area Unemployment Statistics via USDA ERS).

Towns near Mount Oliver

Mount Oliver questions

Is Mount Oliver, Pennsylvania a good place to retire?

On The Town Files lifestyle rankings, Mount Oliver scores better for retirees than 1% of Pennsylvania towns and quieter than 1%. 8.4% of residents are 65 or older (median age 36.1).

How much does a house cost in Mount Oliver?

The median owner-occupied home in Mount Oliver is valued at $96,900 (Census ACS 2020–2024), against a median household income of $52,297, so homes cost about 1.9 times income. Median rent is $1,302 a month.

What is the weather like in Mount Oliver?

July highs average 83.0°F and January lows 22.3°F (NOAA 1991–2020 normals). It gets about 41.3 inches of precipitation a year and 29.2 inches of snow.

Does Mount Oliver get tornadoes?

15 tornadoes have passed within 10 miles of Mount Oliver since 1950 (NOAA Storm Events); the strongest was a F3 on August 3, 1963. The typical Pennsylvania town has had 10.

How this page is made. Every number comes from public data, matched to Mount Oliver's Census boundary (GEOID 4251744). Comparisons use the median of Pennsylvania towns with at least 500 people. Weather comes from the nearest NOAA normals station; storm counts use NOAA tornado tracks within 10 miles of the town center. Data snapshot 2026-11-13.