What is the population of Frederick?

The population of Frederick, IL is 156.

Where is Frederick located?

Frederick, IL is located at latitude 40.0700500 and longitude -90.4290100. It is in United States.

What is the elevation of Frederick?

Frederick, IL has an elevation of 137 meters (449 feet) above sea level.

What time zone is Frederick in?

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

What state is Frederick in?

Frederick is in the state of Illinois, United States.

What county is Frederick, IL in?

Frederick is in Schuyler County, Illinois.

How has the population of Frederick changed?

The population of Frederick, IL has decreased from 176 (2010) to 156 (2020), a change of -11.4%.

Frederick, IL - Geographic Facts & Maps

Frederick: unincorporated community in Illinois.

About

Frederick is a city located in the county of Schuyler in the U.S. state of Illinois. Its population at the 2010 census was 176. After 10 years in 2020 city had an estimated population of 156 inhabitants.

Quick Facts about Frederick

Population	156 (2020)
Country	United States of America
State	Illinois (United States)
County	Schuyler County
Latitude & Longitude	40.0701,-90.4290
Altitude	1,473 feet / 449 meters
Time Zone	Central Time Zone
Local time	12:01:39 (7th November 2026)
Postal code	62639
Population growth	-11.36% (2010-2020)
Weather	29℉ Mostly Clear 7-days weather

Geography

Frederick is located at 40°4'12"N 90°25'44"W (40.0700500, -90.4290100).

Frederick map

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Weather

29°F

Mostly Clear

0 to 3 mph NNW Tonight

Mostly clear, with a low around 29. North northwest wind 0 to 3 mph.

7-Day Forecast

Demographics

According to census records, the population of Frederick decreased by 11.36% in 10 years.

Year	Population	% Change	Method
2010	176	-	census
2011	177	0.57%	estimation process
2012	177	0%	estimation process
2013	175	-1.13%	estimation process
2014	172	-1.71%	estimation process
2015	169	-1.74%	estimation process
2016	166	-1.78%	estimation process
2017	162	-2.41%	estimation process
2018	160	-1.23%	estimation process
2019	158	-1.25%	estimation process
2020	156	-1.27%	estimation process

Frederick zip code is 62639. County name: Schuyler, County fips: 17169

Fredericksville

Nearby Schools and Colleges

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

Code	Name	City	ZIP
145691	Illinois College	Jacksonville (IL)	62650-2299

Nearby Transit Stations (9)

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

Code	Name	Address	Type
MAC	Macomb	120 East Calhoun Street	RAIL
SPI	Springfield station	East Washington and North Third Sts.	RAIL
QCY	Quincy	North 30th St. and Wisman Lane	RAIL
LCN	Lincoln	Broadway and North Chicago Sts.	RAIL
PIA	Peoria, Illinois	6100 West Everett M. Dirksen Parkway	BUS

Nearby Post Offices

Closest post offices linked to Frederick.

Post Office Name	City	ZIP
Beardstown Post Office	Beardstown (IL)	62618

Other places with the same name (3)

Frederick, Maryland The second most populous city in Frederick County, Maryland. with a population of 73,308 people.
Frederick, Colorado settlement in Weld County, Colorado, United States. with a population of 11,515 people.
Frederick, Oklahoma city in Tillman County, Oklahoma, United States. with a population of 3,528 people.

Other cities in Schuyler County

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

City Name	Population	Title
Rushville	2,822	Township in Schuyler County, Illinois

Frederick, Illinois