What is the population of Iliff?

The population of Iliff, CO is 272.

Where is Iliff located?

Iliff, CO is located at latitude 40.7591600 and longitude -103.0665900. It is in United States.

What is the elevation of Iliff?

Iliff, CO has an elevation of 1170 meters (3839 feet) above sea level.

What time zone is Iliff in?

Iliff, CO is in the America/Denver time zone.

What state is Iliff in?

Iliff is in the state of Colorado, United States.

What county is Iliff, CO in?

Iliff is in Logan County, Colorado.

How has the population of Iliff changed?

The population of Iliff, CO has increased from 213 (2000) to 272 (2020), a change of 27.7%.

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Iliff, Colorado

Iliff: human settlement in Logan County, Colorado, United States of America

About

Iliff is a city located in the county of Logan in the U.S. state of Colorado. Its population at the 2010 census was 266. After 10 years in 2020 city had an estimated population of 272 inhabitants.

Quick Facts about Iliff

Population	272 (2020)
Country	United States of America
State	Colorado (United States)
County	Logan County
Postal code	80736
Phone Area Codes	970
Water as percent of area	0%
Land as percent of area	100%
Latitude & Longitude	40.7592,-103.0666
Altitude	3,839 feet / 1170 meters
Time Zone	Mountain Time Zone
Local time	17:12:15 (22nd April 2026)
Population growth	2.21% (2010-2020)
Weather	49℉ Mostly Clear 7-days weather

Geography

Iliff is located at 40°45'33"N 103°3'60"W (40.7591600, -103.0665900).

Iliff map

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Weather

49°F

Mostly Clear

12 mph SSE Tuesday Night

Mostly clear, with a low around 49.

7-Day Forecast

Demographics

The population of Iliff increased by 2.21% in 10 years.

Year	Population	% Change	Method
2000	213	-	census
2010	266	19.92%	census
2011	264	-0.76%	estimation process
2012	265	0.38%	estimation process
2013	263	-0.76%	estimation process
2014	266	1.13%	estimation process
2015	268	0.75%	estimation process
2016	268	0%	estimation process
2017	266	-0.75%	estimation process
2018	266	0%	estimation process
2019	268	0.75%	estimation process
2020	272	1.47%	estimation process

Iliff zip code is 80736. County name: Logan, County fips: 08075

Services and Civic Places in Iliff

1Iliff Town Hall

405 W 2nd Ave, Iliff, CO 80736 View details

Phone: +19705222283

Nearby Schools and Colleges

Schools and campuses linked to Iliff, CO. Select a name to open its map and contact details.

Code	Name	City	ZIP
127732	Northeastern Junior College	Sterling (CO)	80751-2944

Nearby Transit Stations (1)

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

Code	Name	Address	Type
FMG	Fort Morgan	South Ensign St and Main St	RAIL

Nearby Post Offices

Closest post offices linked to Iliff.

Post Office Name	City	ZIP
Il Post Office	Iliff (CO)	80736
Sterling Post Office	Sterling (CO)	80751
Fleming Post Office	Fleming (CO)	80728
Peetz Post Office	Peetz (CO)	80747
Crook Post Office	Crook (CO)	80726

Other cities in Logan County

Cities, towns, neighborhoods & other populated places in Logan County , CO.

City Name	Population	Title
Sterling	14,078	City in Colorado
Fleming	405	Town in Colorado, USA
Merino	281	Human settlement in Logan County, Colorado, United States of America
Peetz	237	Human settlement in Logan County, Colorado, United States of America
Crook	110	Town of the United States