Ohio · Census place 3967468

Riverside, Ohio

Riverside is a city in Montgomery County, Ohio with an estimated 24,472 residents on July 1, 2024. It is the 68th largest of 526 incorporated places of 1,000+ people in the state.

Population 2024
24,472
#68 of 526 in Ohio
Change since 2020
-0.0%
-1 people
Land area
9.7 sq mi
+ 0.02 sq mi water
Density
2,515 / sq mi
State median 2,000
Orange pin: Riverside. Shaded: its county. Dark pin: Columbus.

Riverside population, 2020 to 2024

Riverside lost 1 residents from July 2020 to July 2024, a change of -0.0%. In the latest year it moved by +67. Among 254 Ohio places of 5,000 or more, that growth ranks 107th; the median place changed by -0.4%. The median place of 5,000+ in Ohio has 13,905 people, so Riverside is 1.8 times that size.

24.5k202024.4k202124.4k202224.4k202324.5k2024
July 1 estimates. The April 2020 estimates base was 24,471. The axis starts above zero so yearly changes are visible.

Riverside covers 9.73 square miles of land and 0.02 of water, for 2,515 people per square mile of land. The median Ohio place of 5,000+ has 2,000, so Riverside is denser than the typical town.

What county Riverside is in

All of Riverside's residents live in Montgomery County, which had 537,443 residents in 2024. Riverside holds 4.6% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Riverside

4 ZIP Code Tabulation Areas (ZCTAs) overlap Riverside by at least 10% of the ZCTA's or the city's land: 45404, 45424, 45431, 45432. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Riverside is

The Census internal point of Riverside is at 39.782600, -84.123900. Columbus, the capital, is 60.8 miles ENE in a straight line. The nearest larger place is Dayton, OH (136,346 people), 4.0 miles away.

Internal point

Decimal
39.782600, -84.123900
DMS
39°46'57.36"N 84°07'26.04"W
UTM
16N 746298.8E 4407585.8N
Geohash
dph4mdny7
Plus code
86FQQVMG+2C

Daylight in Riverside

At 39.78° N, Riverside gets about 15 h 00 min of daylight around the June solstice and 9 h 21 min around the December solstice, a swing of 5 h 39 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 Ohio, measured between internal points. The closest is Dayton, 4.0 miles away, with 136,346 people.

Questions people ask

What is the population of Riverside, OH?

24,472 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 1 (0.0%) from 24,473 in July 2020.

What county is Riverside in?

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

What ZIP codes cover Riverside?

4 ZIP Code Tabulation Areas overlap it by at least 10% of either area: 45404, 45424, 45431, 45432.

How far is Riverside from Columbus?

60.8 miles (97.9 km) in a straight line, heading ENE from Riverside.

What is the nearest larger city to Riverside?

Dayton, OH, with 136,346 residents, 4.0 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.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)

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