Colfax township, Iowa
Colfax township profile, demographic data, and geographic information.
Colfax township is a geographic entity located in Grundy County, Iowa. As of official census estimates, it has a reported population of 618. The land area covers 35.89 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 618 | ±149 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 44.5 yrs | ±8.5 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 276 | ±68 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 287 | ±69 |
| Occupied Housing Units | 276 | ±68 |
| Vacant Housing Units | 11 | ±12 |
| Median Home Value | $164,000 | ±$48,775 |
| Median Gross Rent | $1,087 | ±$260 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $94,167 | ±$28,009 |
| Per Capita Income | $58,890 | ±$16,399 |
| Poverty Rate | 9.5% | ±8.2% |
| Population Below Poverty Level | 58 | ±52 |
| Unemployment Rate | 8.2% | ±5.1% |
| Civilian Labor Force, Employed | 357 | ±110 |
| Broadband Internet Rate | 95.7% | ±5.8% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 12,405 (2024)
ID: 207987
|
County | Official County Government |
Contact: COUNTY AUDITOR
706 G AVE, GRUNDY CENTER IA 50638-1496
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Colfax | PK-06 | Colfax, IA | |
| Regular School Colfax | 07-12 | Colfax, IA | |
| Regular School Nearby | KG-05 | Ackley, IA | |
| Regular School Nearby | PK-02 | Wellsburg, IA | |
| Regular School Nearby | 09-12 | Ackley, IA | |
| Regular School Nearby | 06-08 | Wellsburg, IA | |
| Regular School Nearby | 03-05 | Aplington, IA | |
| Regular School Nearby | 09-12 | Parkersburg, IA | |
| Regular School Nearby | 06-08 | Aplington, IA | |
| Regular School Nearby | PK-04 | Conrad, IA |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
University of Northern Iowa
|
College | 20.0 mi away | 1227 W 27th St, Cedar Falls, IA, 50614-0005 |
3192732311
|
|
WELLSBURG PUBLIC LIBRARY
|
Library | 4.6 mi away | 411 N ADAMS ST, WELLSBURG, IA, 50680 |
(641) 869-5234
|
|
The Salon Professional Academy-Cedar Falls
|
College Vocational | 21.2 mi away | 1350 College Square Mall, Cedar Falls, IA, 50613 |
3192609995
|
|
KLING MEMORIAL LIBRARY
|
Library | 5.9 mi away | 708 7TH ST, GRUNDY CENTER, IA, 50638 |
(319) 825-3607
|
|
La James International College-Cedar Falls
|
College Vocational | 21.2 mi away | 6322 University Ave, Cedar Falls, IA, 50613 |
3192772150
|
|
KOTHE MEMORIAL LIBRARY
|
Library | 10.3 mi away | 309 3RD ST, PARKERSBURG, IA, 50665 |
(319) 346-2442
|
|
Ellsworth Community College
|
College | 22.9 mi away | 1100 College Ave, Iowa Falls, IA, 50126 |
8003229235
|
|
APLINGTON LEGION MEMORIAL LIBRARY
|
Library | 10.8 mi away | 929 PARRIOTT ST, APLINGTON, IA, 50604 |
(319) 347-2432
|
|
DIKE PUBLIC LIBRARY
|
Library | 10.9 mi away | 133 E ELDER, DIKE, IA, 50624 |
(319) 989-2608
|
|
STEAMBOAT ROCK PUBLIC LIBRARY
|
Library | 12.0 mi away | 511 MARKET ST, STEAMBOAT ROCK, IA, 50672 |
(641) 868-2300
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at GRUNDY CTR, IA US, located 6.1 miles from Colfax township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 26.1° | 8.7° | 17.4° | 0.83" | 9.2" |
| February | 30.7° | 12.7° | 21.7° | 0.98" | 5.9" |
| March | 44.1° | 24.3° | 34.2° | 1.88" | 3.9" |
| April | 58.7° | 35.5° | 47.1° | 3.88" | 1.4" |
| May | 70.4° | 48.3° | 59.3° | 4.89" | 0.0" |
| June | 80.0° | 59.5° | 69.7° | 5.65" | 0.0" |
| July | 82.9° | 62.4° | 72.7° | 4.43" | 0.0" |
| August | 80.9° | 59.6° | 70.2° | 4.80" | 0.0" |
| September | 75.1° | 50.6° | 62.8° | 3.28" | 0.0" |
| October | 61.9° | 38.4° | 50.2° | 2.88" | 0.3" |
| November | 45.4° | 26.2° | 35.8° | 1.88" | 2.1" |
| December | 32.1° | 15.1° | 23.6° | 1.44" | 9.5" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Holland city | City | 2.9 mi | — |
| Wellsburg city | City | 4.7 mi | — |
| Grundy Center city | City | 5.7 mi | — |
| Stout city | City | 9.1 mi | — |
| Parkersburg city | City | 10.2 mi | — |
| Morrison city | City | 10.3 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1907590762. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.