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Denison township, Iowa

Denison township profile, demographic data, and geographic information.

Denison township is a geographic entity located in Crawford County, Iowa. As of official census estimates, it has a reported population of 8,770. The land area covers 35.27 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 8,770 ±191 2020-2024 / Census ACS 5-Year 2024
Median Age 34.9 yrs ±3 2020-2024 / Census ACS 5-Year 2024
Total Households 3,317 ±201 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 3,477 ±149
Occupied Housing Units 3,317 ±201
Vacant Housing Units 160 ±132
Median Home Value $155,200 ±$18,394
Median Gross Rent $753 ±$103
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $65,840 ±$4,630
Per Capita Income $31,209 ±$2,905
Poverty Rate 16.5% ±4.3%
Population Below Poverty Level 1,423 ±372
Unemployment Rate 5.4% ±2.9%
Civilian Labor Force, Employed 4,392 ±364
Broadband Internet Rate 90% ±3.7%
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: 16,378 (2024)
ID: 126540
County Official County Government
Contact: AUDITOR
1202 BROADWAY, STE 5, DENISON IA 51442

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Denison 04-05 Denison, IA
Regular School Denison PK-03 Denison, IA
Regular School Denison 09-12 Denison, IA
Regular School Denison 06-08 Denison, IA
Regular School Nearby PK-05 Westside, IA
Regular School Nearby PK-05 Dow City, IA
Regular School Nearby 06-12 Dunlap, IA
Regular School Nearby PK-05 Charter Oak, IA
Regular School Nearby 06-08 Charter Oak, IA
2 Nearby 2-10 DENISON, IA
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
NORELIUS COMMUNITY LIBRARY
Library 3.0 mi away 1403 1ST AVE SOUTH, DENISON, IA, 51442
(712) 263-9355
DOW CITY PUBLIC LIBRARY
Library 6.6 mi away 104 S FRANKLIN ST, DOW CITY, IA, 51528
(712) 674-3453
MANILLA PUBLIC LIBRARY
Library 10.5 mi away 447 MAIN ST, MANILLA, IA, 51454
(712) 654-5192
CHARTER OAK PUBLIC LIBRARY
Library 11.8 mi away 461 RAILROAD ST, CHARTER OAK, IA, 51439
(712) 678-3425
SCHLESWIG PUBLIC LIBRARY
Library 12.7 mi away 202 CEDAR ST, SCHLESWIG, IA, 51461
(712) 676-3470
DUNLAP PUBLIC LIBRARY
Library 13.8 mi away 102 S 10TH ST, DUNLAP, IA, 51529
(712) 643-5311
WESTSIDE PUBLIC LIBRARY
Library 16.3 mi away 150 MAIN ST, WESTSIDE, IA, 51467
(712) 663-4493
LIED IRWIN PUBLIC LIBRARY
Library 16.5 mi away 509 ANN, IRWIN, IA, 51446
(712) 782-3335
UTE PUBLIC LIBRARY
Library 16.7 mi away 130 MAIN ST, UTE, IA, 51060
(712) 885-2237
MANNING PUBLIC LIBRARY
Library 17.6 mi away 123 MAIN ST, MANNING, IA, 51455
(712) 655-2260
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 DENISON, IA US, located 4.9 miles from Denison township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 27.4° 9.8° 18.6° 0.74" 8.1"
February 32.1° 13.7° 22.9° 0.98" 9.2"
March 45.3° 24.8° 35.1° 1.88" 4.7"
April 58.4° 35.6° 47.0° 3.38" 1.6"
May 69.5° 48.5° 59.0° 4.62" 0.1"
June 79.7° 59.2° 69.4° 4.92" 0.0"
July 83.1° 63.0° 73.1° 4.13" 0.0"
August 81.0° 60.6° 70.8° 4.43" 0.0"
September 74.8° 51.7° 63.2° 3.27" 0.0"
October 61.5° 39.3° 50.4° 2.64" 0.5"
November 45.5° 26.1° 35.8° 1.45" 2.4"
December 32.4° 15.9° 24.1° 1.20" 7.9"
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
Denison city City 3.0 mi —
Arion city City 4.4 mi —
Buck Grove city City 4.6 mi —
Dow City city City 6.6 mi —
Deloit city City 8.7 mi —
Manilla city City 10.3 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1904790960. • Official Source Dataset →
  2. 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.
  3. 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.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.