What is the population of Henry?

The population of Henry, IL is 2,230.

Where is Henry located?

Henry, IL is located at latitude 41.1114200 and longitude -89.3564800. It is in United States.

What is the area of Henry?

The area of Henry, IL is 4.709053 km².

What is the elevation of Henry?

Henry, IL has an elevation of 151 meters (495 feet) above sea level.

What time zone is Henry in?

Henry, IL is in the America/Chicago time zone.

What state is Henry in?

Henry is in the state of Illinois, United States.

What county is Henry, IL in?

Henry is in Marshall County, Illinois.

How has the population of Henry changed?

The population of Henry, IL has decreased from 2,464 (2010) to 2,230 (2020), a change of -9.5%.

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Henry, Illinois

Henry: city in Illinois.

About

Henry is a city located in the county of Marshall in the U.S. state of Illinois. Its population at the 2010 census was 2,464 and a population density of 523 people per km². After 10 years in 2020 city had an estimated population of 2,230 inhabitants.

The city was created 192 years ago in 1833.

Henry locator map — Location of Henry on Illinois map.

Quick Facts about Henry

Population	2,230 (2020)
Country	United States of America
State	Illinois (United States)
County	Marshall County
Different from	Henry County
Postal code	61537
Phone Area Codes	309
Area	4.71 km²
Latitude & Longitude	41.1114,-89.3565
Altitude	486 feet / 148 meters
Establishment	January 01, 1834 (192 years ago)
Time Zone	America/Chicago
Local time	06:58:49 (23rd September 2026)
Density	474 Pop. per km² as of 2020
Population growth	-9.5% (2010-2020)
Weather	68℉ Partly Sunny 7-days weather

Downtown Henry Illinois image

Geography

Henry is located at 41°6'41"N 89°21'23"W (41.1114200, -89.3564800).

Henry map

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Weather

68°F

Partly Sunny

7 to 12 mph NE Wednesday

Partly sunny, with a high near 68. Northeast wind 7 to 12 mph, with gusts as high as 17 mph.

7-Day Forecast

Official website of Henry

Official Website

Demographics

According to census records, the population of Henry decreased by 9.5% in 10 years.

Year	Population	% Change	Method
2010	2,464	-	census
2011	2,427	-1.5%	estimation process
2012	2,384	-1.77%	estimation process
2013	2,356	-1.17%	estimation process
2014	2,326	-1.27%	estimation process
2015	2,317	-0.39%	estimation process
2016	2,306	-0.47%	estimation process
2017	2,259	-2.04%	estimation process
2018	2,221	-1.68%	estimation process
2019	2,215	-0.27%	estimation process
2020	2,230	0.68%	estimation process

Henry zip code is 61537. County name: Marshall, County fips: 17123

People born in Henry (3)

People born in Henry, including Noted zoologist and eugenicist Samuel Jackson Holmes, United States Navy Medal of Honor recipient John P. Cromwell, baseball player Ted Kennedy, .

More notable people

Nearby Schools and Colleges

Schools and campuses linked to Henry, IL. Select a name to open its map and contact details.

Code	Name	City	ZIP
145831	Illinois Valley Community College	Oglesby (IL)	61348-9692

Nearby Transit Stations (14)

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

Code	Name	Address	Type
PCT	Princeton	107 Bicentennial Dr.	RAIL
KEE	Kewanee	Loomis and North Tremont Sts.	RAIL
MDT	Mendota station	783 Main Street	RAIL
PIA	Peoria, Illinois	6100 West Everett M. Dirksen Parkway	BUS
PON	Pontiac station	721 West Washington St.	RAIL

Nearby Post Offices

Closest post offices linked to Henry.

Post Office Name	City	ZIP
Henry Post Office	Henry (IL)	61537

Other places with the same name (1)

Henry, Ohio county in Ohio, United States. with a population of 4,349 people.

Other cities in Marshall County

Cities, towns, neighborhoods & other populated places in Marshall County , IL.

City Name	Population	Title
Lacon	1,713	City in Marshall County, Illinois, United States

Distance to Other Cities

Henry distances to largest Illinois cities