Jefferson township, Iowa
Jefferson township profile, demographic data, and geographic information.
Jefferson township is a geographic entity located in Poweshiek County, Iowa. As of official census estimates, it has a reported population of 404. The land area covers 36.39 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 404 | ±181 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 50.6 yrs | ±8.9 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 179 | ±78 | 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 | 179 | ±78 |
| Occupied Housing Units | 179 | ±78 |
| Vacant Housing Units | 0 | ±10 |
| Median Home Value | $161,700 | ±$101,326 |
| 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 | $82,188 | ±$40,762 |
| Per Capita Income | $34,752 | ±$10,587 |
| Poverty Rate | 1.7% | ±1.8% |
| Population Below Poverty Level | 7 | ±8 |
| Unemployment Rate | 2.8% | ±4.1% |
| Civilian Labor Force, Employed | 245 | ±125 |
| Broadband Internet Rate | 74.3% | ±18.8% |
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: 18,454 (2024)
ID: 164270
|
County | Official County Government |
Contact: CHAIRMAN
PO BOX 57, MONTEZUMA IA 50171-0057
|
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 | 07-12 | Belle Plaine, IA | |
| Regular School Nearby | 07-08 | Van Horne, IA | |
| Regular School Nearby | 09-12 | Van Horne, IA | |
| Regular School Nearby | PK-06 | Brooklyn, IA | |
| Regular School Nearby | 07-12 | Brooklyn, IA | |
| Regular School Nearby | PK-06 | Victor, IA | |
| Regular School Nearby | 07-12 | Victor, 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 |
|---|---|---|---|---|
|
Grinnell College
|
College | 19.3 mi away | 1121 Park Street, Grinnell, IA, 50112-1690 |
6412694000
|
|
VICTOR PUBLIC LIBRARY
|
Library | 6.7 mi away | 710 2ND ST, VICTOR, IA, 52347 |
(319) 647-3646
|
|
BELLE PLAINE COMMUNITY LIBRARY
|
Library | 7.0 mi away | 904 12TH ST, BELLE PLAINE, IA, 52208 |
(319) 444-2902
|
|
CHELSEA PUBLIC LIBRARY
|
Library | 7.3 mi away | 515 STATION ST, CHELSEA, IA, 52215 |
(641) 489-2921
|
|
BROOKLYN PUBLIC LIBRARY
|
Library | 7.4 mi away | 306 JACKSON ST, BROOKLYN, IA, 52211 |
(641) 522-9272
|
|
ELBERON PUBLIC LIBRARY
|
Library | 13.2 mi away | 106 MAIN ST, ELBERON, IA, 52225 |
(319) 439-5476
|
|
MARENGO PUBLIC LIBRARY
|
Library | 15.0 mi away | 235 E HILTON ST, MARENGO, IA, 52301 |
(319) 741-3825
|
|
SCHROEDER PUBLIC LIBRARY
|
Library | 15.1 mi away | 93 MAIN, KEYSTONE, IA, 52249 |
(319) 442-3329
|
|
LOUISE & LUCILE HINK/TAMA PUBLIC LIBRARY
|
Library | 15.2 mi away | 401 SIEGEL ST, TAMA, IA, 52339 |
(641) 484-4484
|
|
BLAIRSTOWN PUBLIC LIBRARY
|
Library | 15.5 mi away | 305 LOCUST ST NW SUITE 2, BLAIRSTOWN, IA, 52209 |
(319) 454-6497
|
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 BELLE PLAINE, IA US, located 6.2 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 | 28.1° | 10.4° | 19.3° | 1.11" | 7.8" |
| February | 32.8° | 14.3° | 23.5° | 1.28" | 7.4" |
| March | 46.0° | 25.8° | 35.9° | 2.03" | 3.4" |
| April | 60.0° | 37.1° | 48.6° | 3.68" | 0.8" |
| May | 70.9° | 49.2° | 60.1° | 4.43" | 0.0" |
| June | 80.3° | 59.7° | 70.0° | 5.23" | 0.0" |
| July | 83.6° | 62.9° | 73.3° | 4.06" | 0.0" |
| August | 82.1° | 60.2° | 71.1° | 4.08" | 0.0" |
| September | 75.8° | 51.1° | 63.5° | 3.55" | 0.0" |
| October | 62.9° | 39.0° | 51.0° | 2.86" | 0.4" |
| November | 47.2° | 27.1° | 37.2° | 2.11" | 1.8" |
| December | 33.6° | 16.8° | 25.2° | 1.58" | 6.3" |
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 |
|---|---|---|---|
| Hartwick city | City | 2.3 mi | — |
| Holiday Lake CDP | CDP | 4.9 mi | — |
| Victor city | City | 6.8 mi | — |
| Belle Plaine city | City | 6.9 mi | — |
| Brooklyn city | City | 7.4 mi | — |
| Chelsea city | City | 7.4 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1915792250. • 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.