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Twin Lakes township, Iowa

Twin Lakes township profile, demographic data, and geographic information.

Twin Lakes township is a geographic entity located in Calhoun County, Iowa. As of official census estimates, it has a reported population of 1,526. The land area covers 36.02 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 1,526 ±226 2020-2024 / Census ACS 5-Year 2024
Median Age 40 yrs ±7 2020-2024 / Census ACS 5-Year 2024
Total Households 653 ±110 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 796 ±118
Occupied Housing Units 653 ±110
Vacant Housing Units 143 ±78
Median Home Value $86,200 ±$10,571
Median Gross Rent $910 ±$262
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $56,741 ±$7,490
Per Capita Income $28,183 ±$3,518
Poverty Rate 12.1% ±5.4%
Population Below Poverty Level 184 ±87
Unemployment Rate 1.8% ±1.8%
Civilian Labor Force, Employed 638 ±92
Broadband Internet Rate 81% ±4.1%
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: 9,711 (2024)
ID: 138186
County Official County Government
Contact: AUDITOR
416 4TH ST, STE 1, ROCKWELL CITY IA 50579-1482

Education

Listing 5 local institutions (NCES 2024-2025) External reference via K12Guides
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Iowa Central Community College
College 24.5 mi away One Triton Circle, Fort Dodge, IA, 50501
51557672011148
ROCKWELL CITY PUBLIC LIBRARY
Library 3.6 mi away 424 MAIN ST, ROCKWELL CITY, IA, 50579
(712) 297-8422
POMEROY PUBLIC LIBRARY
Library 7.9 mi away 114 S ONTARIO ST, POMEROY, IA, 50575
(712) 468-2311
LYTTON PUBLIC LIBRARY
Library 9.3 mi away 118 MAIN AST, LYTTON, IA, 50561
(712) 466-2522
MANSON PUBLIC LIBRARY
Library 9.8 mi away 1312 10TH AVE, MANSON, IA, 50563
(712) 469-3986
LAKE CITY PUBLIC LIBRARY
Library 12.0 mi away 110 E WASHINGTON ST, LAKE CITY, IA, 51449
(712) 464-3413
FONDA PUBLIC LIBRARY
Library 13.2 mi away 104 W 2ND ST, FONDA, IA, 50540
(712) 288-4467
SOMERS PUBLIC LIBRARY
Library 13.2 mi away 516 6TH AVE, SOMERS, IA, 50586
(515) 467-5522
J.J. HANDS LIBRARY
Library 13.3 mi away 609 2ND. ST, LOHRVILLE, IA, 51453
(712) 465-4115
PALMER PUBLIC LIBRARY
Library 14.0 mi away 520 HANSON, PALMER, IA, 50571
(712) 359-2296
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 ROCKWELL CITY, IA US, located 3.7 miles from Twin Lakes township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 26.5° 8.4° 17.4° 0.76" 7.4"
February 31.4° 12.3° 21.8° 0.99" 7.6"
March 45.1° 24.4° 34.7° 1.99" 4.9"
April 59.2° 35.6° 47.4° 3.76" 1.9"
May 70.0° 48.7° 59.4° 5.02" 0.0"
June 79.6° 59.5° 69.6° 5.04" 0.0"
July 82.9° 62.9° 72.9° 3.54" 0.0"
August 80.7° 60.5° 70.6° 4.53" 0.0"
September 75.0° 51.1° 63.0° 2.95" 0.0"
October 62.2° 38.4° 50.3° 2.35" 0.6"
November 45.8° 25.4° 35.6° 1.48" 2.4"
December 32.0° 14.8° 23.4° 1.34" 7.3"
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
Jolley city City 3.6 mi —
Rockwell City city City 3.7 mi —
Twin Lakes CDP CDP 3.9 mi —
Pomeroy city City 8.0 mi —
Lytton city City 9.4 mi —
Manson city City 9.5 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1902594152. • 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.