Iowa · Census place 1915060
Colfax, Iowa
Colfax is a city in Jasper County, Iowa with an estimated 2,305 residents on July 1, 2024. It is the 150th largest of 273 incorporated places of 1,000+ people in the state.
- Population 2024
- 2,305
- #150 of 273 in Iowa
- Change since 2020
- +2.3%
- +51 people
- Land area
- 2.6 sq mi
- + 0.23 sq mi water
- Density
- 900 / sq mi
- State median 1,363
Measure from here
Tools and pages that start from Colfax
Colfax population, 2020 to 2024
Colfax added 51 residents from July 2020 to July 2024, a change of +2.3%. In the latest year it moved by +18.
Colfax covers 2.56 square miles of land and 0.23 of water, for 900 people per square mile of land. The median Iowa place of 5,000+ has 1,363, so Colfax is less dense than the typical town.
What county Colfax is in
All of Colfax's residents live in Jasper County, which had 38,107 residents in 2024. Colfax holds 6.0% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.
ZIP codes in Colfax
1 ZIP Code Tabulation Area (ZCTA) overlaps Colfax by at least 10% of the ZCTA's or the city's land: 50054. 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 Colfax is
The Census internal point of Colfax is at 41.679800, -93.236300. Des Moines, the capital, is 20.0 miles WSW in a straight line. The nearest larger place is Mitchellville, IA (2,686 people), 6.8 miles away. The nearest city of 100,000 or more is Des Moines, IA, 20.7 miles away.
Internal point
- Decimal
- 41.679800, -93.236300
- DMS
- 41°40'47.28"N 93°14'10.68"W
- UTM
- 15N 480332.4E 4614252.7N
- Geohash
- 9zmtn7e6k
- Plus code
- 86H8MQH7+WF
Daylight in Colfax
At 41.68° N, Colfax gets about 15 h 12 min of daylight around the June solstice and 9 h 09 min around the December solstice, a swing of 6 h 03 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.
Places near Colfax
The eight nearest incorporated places of 1,000+ in Iowa, measured between internal points. The closest is Prairie City, 5.8 miles away, with 1,722 people.
Questions people ask
What is the population of Colfax, IA?
2,305 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 51 (2.3%) from 2,254 in July 2020.
What county is Colfax in?
Jasper County. All of its residents live in that county.
What ZIP codes cover Colfax?
1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 50054.
How far is Colfax from Des Moines?
20.0 miles (32.1 km) in a straight line, heading WSW from Colfax.
What is the nearest larger city to Colfax?
Mitchellville, IA, with 2,686 residents, 6.8 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.
- 01Census Vintage 2024 subcounty population estimates
- 02Census 2024 Gazetteer, places
- 03Census 2020 ZCTA to place relationship file
- 04Census 2024 cartographic boundary file, counties (1:5,000,000)
How every number is computed: methodology. Spotted a wrong figure? Report an error.