What is the population of Sidney?

The population of Sidney, OH is 20,301.

Where is Sidney located?

Sidney, OH is located at latitude 40.2842200 and longitude -84.1555000. It is in United States.

What is the area of Sidney?

The area of Sidney, OH is 31.226901 km².

What is the elevation of Sidney?

Sidney, OH has an elevation of 290 meters (951 feet) above sea level.

What time zone is Sidney in?

Sidney, OH is in the America/New_York time zone.

What state is Sidney in?

Sidney is in the state of Ohio, United States.

What county is Sidney, OH in?

Sidney is in Shelby County, Ohio.

How has the population of Sidney changed?

The population of Sidney, OH has decreased from 21,229 (2010) to 20,301 (2020), a change of -4.4%.

Sidney, Ohio

Sidney: city in Ohio, United States

About

Sidney is a city located in the county of Shelby in the U.S. state of Ohio. Its population at the 2010 census was 21,229 and a population density of 680 people per km². After 10 years in 2020 city had an estimated population of 20,301 inhabitants.

Sidney locator map — Location of Sidney on Ohio map.

Quick Facts about Sidney

Population	20,301 (2020)
Country	United States of America
State	Ohio (United States)
County	Shelby County
Postal code	45365, 45367
Phone Area Codes	937
Area	31.23 km²
Latitude & Longitude	40.2842,-84.1555
Altitude	951 feet / 290 meters
Capital city	Sidney is capital of Shelby County
Time Zone	America/New_York
Local time	17:53:58 (22nd April 2026)
Density	650 Pop. per km² as of 2020
Population growth	-4.57% (2010-2020)
Weather	74℉ Chance Showers And Thunderstorms 7-days weather

Monumental Building image

Geography

Sidney is located at 40°17'3"N 84°9'20"W (40.2842200, -84.1555000).

Sidney map

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Weather

74°F

Chance Showers And Thunderstorms

8 mph W Wednesday

A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 74. Chance of prec...

7-Day Forecast

Official website of Sidney

Official Website

Demographics

According to census records, the population of Sidney decreased by 4.57% in 10 years.

Year	Population	% Change	Method
2010	21,229	-	census
2011	21,046	-0.87%	estimation process
2012	20,938	-0.52%	estimation process
2013	20,891	-0.22%	estimation process
2014	20,774	-0.56%	estimation process
2015	20,765	-0.04%	estimation process
2016	20,617	-0.72%	estimation process
2017	20,585	-0.16%	estimation process
2018	20,491	-0.46%	estimation process
2019	20,449	-0.21%	estimation process
2020	20,301	-0.73%	estimation process

Sidney zip code is 45365. County name: Shelby, County fips: 39149

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Best Things to Do in Sidney

1Tawawa Park

Rating: 4.7 (960)

12 Tawawa Dr, Sidney, OH 45365, United States View details

Website available

Services and Civic Places in Sidney

1FRANKLIN TOWNSHIP HOUSE

11095 North, N County Rd 25A, Sidney, OH 45365 View details

Website available

Nearby Schools and Colleges

Schools and campuses linked to Sidney, OH. Select a name to open its map and contact details.

Code	Name	City	ZIP
202648	Edison State Community College	Piqua (OH)	45356-9239

Nearby Transit Stations (2)

Rail and bus stations connected to Sidney, OH. Select a station to open its map and address details.

Code	Name	Address	Type
COL	Columbus, OH	111 East Town Street	BUS
COI	Connersville station	1012 Eastern Avenue	RAIL

Nearby Post Offices

Closest post offices linked to Sidney.

Post Office Name	City	ZIP
Sidney Post Office	Sidney (OH)	45365

Other places with the same name (9)

Sidney, Montana city in Montana, United States with a population of 6,297 people.
Sidney, Nebraska city in Nebraska, United States with a population of 6,235 people.
Sidney, Maine town in Maine, United States with a population of 4,543 people.
Sidney, New York town in Delaware County, New York, United States of America with a population of 3,557 people.
Sidney, Michigan township in Montcalm County, Michigan with a population of 2,435 people.
Sidney, Illinois village in Champaign County, Illinois, United States with a population of 1,172 people.
Sidney, Iowa city in Iowa, United States with a population of 1,016 people.
Sidney, Arkansas town in Arkansas, United States with a population of 185 people.
Sidney, Indiana town in Indiana, United States with a population of 80 people.

Other cities in Shelby County

Cities, towns, neighborhoods & other populated places in Shelby County , OH.

City Name	Population	Title
Fort Loramie	1,537	City in Shelby County, Ohio, United States of America
Anna	1,512	Village in Ohio, United States
Jackson Center	1,456	City in Shelby County, Ohio, United States of America
Rumley	1,391	Human settlement in United States of America
Botkins	1,160	Town
Russia	665	Town in Ohio
Kirkwood	372	Human settlement in Ohio, United States of America
Port Jefferson	358	Village in Ohio, United States
Kettlersville	169	Human settlement in Shelby County, Ohio, United States of America
Lockington	133	Village in Shelby County, Ohio

Distance to Other Cities

Sidney distances to largest Ohio cities