Pennsylvania · Census place 4265112
Riverside, Pennsylvania
Riverside is a borough in Northumberland County, Pennsylvania with an estimated 2,004 residents on July 1, 2024. It is the 427th largest of 597 incorporated places of 1,000+ people in the state.
- Population 2024
- 2,004
- #427 of 597 in Pennsylvania
- Change since 2020
- -1.6%
- -33 people
- Land area
- 4.9 sq mi
- + 0.53 sq mi water
- Density
- 406 / sq mi
- State median 3,911
Measure from here
Tools and pages that start from Riverside
Riverside population, 2020 to 2024
Riverside lost 33 residents from July 2020 to July 2024, a change of -1.6%. In the latest year it moved by -5.
Riverside covers 4.94 square miles of land and 0.53 of water, for 406 people per square mile of land. The median Pennsylvania place of 5,000+ has 3,911, so Riverside is less dense than the typical town.
What county Riverside is in
All of Riverside's residents live in Northumberland County, which had 90,027 residents in 2024. Riverside holds 2.2% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.
ZIP codes in Riverside
2 ZIP Code Tabulation Areas (ZCTAs) overlap Riverside by at least 10% of the ZCTA's or the borough's land: 17821, 17868. 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 Riverside is
The Census internal point of Riverside is at 40.949000, -76.641900. Harrisburg, the capital, is 49.0 miles SSW in a straight line. The nearest larger place is Danville, PA (4,193 people), 1.8 miles away. The nearest city of 100,000 or more is Allentown, PA, 65.6 miles away.
Internal point
- Decimal
- 40.949000, -76.641900
- DMS
- 40°56'56.40"N 76°38'30.84"W
- UTM
- 18N 361804.6E 4534393.5N
- Geohash
- dr32zyx14
- Plus code
- 87G5W9X5+J6
Daylight in Riverside
At 40.95° N, Riverside gets about 15 h 07 min of daylight around the June solstice and 9 h 14 min around the December solstice, a swing of 5 h 54 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.
Places near Riverside
The eight nearest incorporated places of 1,000+ in Pennsylvania, measured between internal points. The closest is Danville, 1.8 miles away, with 4,193 people.
Questions people ask
What is the population of Riverside, PA?
2,004 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 33 (1.6%) from 2,037 in July 2020.
What county is Riverside in?
Northumberland County. All of its residents live in that county.
What ZIP codes cover Riverside?
2 ZIP Code Tabulation Areas overlap it by at least 10% of either area: 17821, 17868.
How far is Riverside from Harrisburg?
49.0 miles (78.9 km) in a straight line, heading SSW from Riverside.
What is the nearest larger city to Riverside?
Danville, PA, with 4,193 residents, 1.8 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.
- 01Census Vintage 2024 subcounty population estimates
- 02Census 2024 Gazetteer, places
- 03Census 2020 ZCTA to place relationship file
- 04Census 2024 cartographic boundary file, counties (1:5,000,000)
How every number is computed: methodology. Spotted a wrong figure? Report an error.