Jefferson township, Iowa
Jefferson township profile, demographic data, and geographic information.
Jefferson township is a geographic entity located in Mahaska County, Iowa. As of official census estimates, it has a reported population of 304. The land area covers 40.75 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 304 | ±126 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 41.5 yrs | ±22.4 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 181 | ±66 | 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 | 200 | ±74 |
| Occupied Housing Units | 181 | ±66 |
| Vacant Housing Units | 19 | ±31 |
| Median Home Value | $117,500 | ±$93,338 |
| Median Gross Rent | Suppressed | — |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $88,472 | ±$40,042 |
| Per Capita Income | $59,180 | ±$7,222 |
| Poverty Rate | 0% | ±3.3% |
| Population Below Poverty Level | 0 | ±10 |
| Unemployment Rate | 0% | ±4% |
| Civilian Labor Force, Employed | 249 | ±112 |
| Broadband Internet Rate | 90.1% | ±9.7% |
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: 22,034 (2024)
ID: 126549
|
County | Official County Government |
Contact: AUDITOR
106 S 1ST ST, OSKALOOSA IA 52577
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Jefferson | PK-04 | Jefferson, IA | |
| Regular School Jefferson | 09-12 | Jefferson, IA | |
| Regular School Jefferson | 05-08 | Jefferson, IA | |
| Regular School Nearby | 09-12 | Albia, IA | |
| Regular School Nearby | 07-08 | Albia, IA | |
| Regular School Nearby | PK-06 | Eddyville, IA | |
| Regular School Nearby | 07-12 | Eddyville, IA | |
| Regular School Nearby | KG-02 | Albia, IA | |
| Regular School Nearby | 04-06 | Pella, IA | |
| Regular School Nearby | PK | Albia, 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 |
|---|---|---|---|---|
|
William Penn University
|
College | 11.3 mi away | 201 Trueblood Ave, Oskaloosa, IA, 52577 |
6416731001
|
|
BUSSEY COMMUNITY LIBRARY
|
Library | 3.4 mi away | 401 MERRILL ST, BUSSEY, IA, 50044 |
(641) 944-5994
|
|
Central College
|
College | 14.1 mi away | 812 University, Pella, IA, 50219 |
8774623687
|
|
EDDYVILLE PUBLIC LIBRARY
|
Library | 10.4 mi away | 202 S 2ND ST, EDDYVILLE, IA, 52553 |
(641) 969-4815
|
|
OSKALOOSA PUBLIC LIBRARY
|
Library | 10.8 mi away | 301 S MARKET, OSKALOOSA, IA, 52577 |
(641) 673-0441
|
|
CARNEGIE-EVANS PUBLIC LIBRARY
|
Library | 12.8 mi away | 203 E BENTON AVE, ALBIA, IA, 52531 |
(641) 932-2469
|
|
PELLA PUBLIC LIBRARY
|
Library | 14.2 mi away | 603 MAIN ST, PELLA, IA, 50219 |
(641) 628-4268
|
|
KNOXVILLE PUBLIC LIBRARY
|
Library | 16.0 mi away | 213 E MONTGOMERY ST, KNOXVILLE, IA, 50138 |
(641) 828-0585
|
|
BLAKESBURG PUBLIC LIBRARY
|
Library | 19.7 mi away | 106 E STATE ST, BLAKESBURG, IA, 52536 |
(641) 938-2834
|
|
STILWELL PUBLIC LIBRARY
|
Library | 19.8 mi away | 107 W MAPLE, NEW SHARON, IA, 50207 |
(641) 637-4049
|
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 ALBIA 3 NNE, IA US, located 10.3 miles from Jefferson township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 31.3° | 13.2° | 22.2° | 1.12" | 7.4" |
| February | 35.9° | 16.8° | 26.3° | 1.49" | 8.4" |
| March | 48.7° | 28.0° | 38.3° | 2.02" | 3.9" |
| April | 61.4° | 38.8° | 50.1° | 3.77" | 1.1" |
| May | 70.9° | 50.5° | 60.7° | 4.86" | 0.0" |
| June | 80.2° | 60.6° | 70.4° | 5.18" | 0.0" |
| July | 84.4° | 64.6° | 74.5° | 4.02" | 0.0" |
| August | 82.8° | 62.4° | 72.6° | 4.04" | 0.0" |
| September | 76.0° | 53.5° | 64.8° | 3.57" | 0.0" |
| October | 63.4° | 41.8° | 52.6° | 2.80" | 0.4" |
| November | 49.0° | 29.5° | 39.2° | 2.14" | 1.9" |
| December | 36.5° | 19.3° | 27.9° | 1.47" | 6.9" |
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 |
|---|---|---|---|
| Bussey city | City | 3.3 mi | — |
| Hamilton city | City | 5.1 mi | — |
| Lovilia city | City | 7.0 mi | — |
| Marysville city | City | 7.2 mi | — |
| Beacon city | City | 8.6 mi | — |
| Harvey city | City | 9.0 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1912392241. • 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.