Pennsylvania · Census place 4265392

Rochester, Pennsylvania

Rochester is a borough in Beaver County, Pennsylvania with an estimated 3,382 residents on July 1, 2024. It is the 287th largest of 597 incorporated places of 1,000+ people in the state.

Population 2024: 3,382; #287 of 597 in Pennsylvania
Change since 2020: -2.5%; -85 people
Land area: 0.6 sq mi; + 0.14 sq mi water
Density: 5,732 / sq mi; State median 3,911

Orange pin: Rochester. Shaded: its county. Dark pin: Harrisburg.

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Rochester population, 2020 to 2024

Rochester lost 85 residents from July 2020 to July 2024, a change of -2.5%. In the latest year it moved by -10.

July 1 estimates. The April 2020 estimates base was 3,475. The axis starts above zero so yearly changes are visible.

Rochester covers 0.59 square miles of land and 0.14 of water, for 5,732 people per square mile of land. The median Pennsylvania place of 5,000+ has 3,911, so Rochester is denser than the typical town.

What county Rochester is in

All of Rochester's residents live in Beaver County, which had 165,540 residents in 2024. Rochester holds 2.0% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Rochester

1 ZIP Code Tabulation Area (ZCTA) overlaps Rochester by at least 10% of the ZCTA's or the borough's land: 15074. 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 Rochester is

The Census internal point of Rochester is at 40.702500, -80.283700. Harrisburg, the capital, is 181.2 miles E in a straight line. The nearest larger place is Beaver, PA (4,336 people), 1.4 miles away. The nearest city of 100,000 or more is Pittsburgh, PA, 24.3 miles away.

Internal point

Decimal: 40.702500, -80.283700
DMS: 40°42'9.00"N 80°17'1.32"W
UTM: 17N 560512.2E 4505979.3N
Geohash: dpnzt1ejn
Plus code: 86GXPP28+XG

Daylight in Rochester

At 40.70° N, Rochester gets about 15 h 06 min of daylight around the June solstice and 9 h 15 min around the December solstice, a swing of 5 h 50 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Rochester

The eight nearest incorporated places of 1,000+ in Pennsylvania, measured between internal points. The closest is Beaver, 1.4 miles away, with 4,336 people.

Questions people ask

What is the population of Rochester, PA?

3,382 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 85 (2.5%) from 3,467 in July 2020.

What county is Rochester in?

Beaver County. All of its residents live in that county.

What ZIP codes cover Rochester?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 15074.

How far is Rochester from Harrisburg?

181.2 miles (291.6 km) in a straight line, heading E from Rochester.

What is the nearest larger city to Rochester?

Beaver, PA, with 4,336 residents, 1.4 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

How every number is computed: methodology. Spotted a wrong figure? Report an error.