Oakmont, Pennsylvania

Oakmont population, 2020 to 2024

Oakmont lost 137 residents from July 2020 to July 2024, a change of -2.0%. In the latest year it moved by -21. Among 193 Pennsylvania places of 5,000 or more, that growth ranks 134th; the median place changed by +0.2%. The median place of 5,000+ in Pennsylvania has 8,364 people, so Oakmont is 79% of it.

Oakmont covers 1.58 square miles of land and 0.19 of water, for 4,195 people per square mile of land. The median Pennsylvania place of 5,000+ has 3,911, so Oakmont is close to the typical town.

What county Oakmont is in

All of Oakmont's residents live in Allegheny County, which had 1,231,814 residents in 2024. Oakmont holds 0.5% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Oakmont

1 ZIP Code Tabulation Area (ZCTA) overlaps Oakmont by at least 10% of the ZCTA's or the borough's land: 15139. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a borough that annexed land after 2020 may reach into ZIP codes not listed here.

Where Oakmont is

The Census internal point of Oakmont is at 40.519800, -79.836700. Harrisburg, the capital, is 156.4 miles E in a straight line. The nearest larger place is Plum, PA (26,420 people), 4.8 miles away. The nearest city of 100,000 or more is Pittsburgh, PA, 9.1 miles away.

Daylight in Oakmont

At 40.52° N, Oakmont gets about 15 h 04 min of daylight around the June solstice and 9 h 16 min around the December solstice, a swing of 5 h 48 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Oakmont

The eight nearest incorporated places of 1,000+ in Pennsylvania, measured between internal points. The closest is Verona, 1.0 miles away, with 2,403 people.