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Marietta township, Iowa

Marietta township profile, demographic data, and geographic information.

Marietta township is a geographic entity located in Marshall County, Iowa. As of official census estimates, it has a reported population of 190. The land area covers 36.41 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 190 ±89 2020-2024 / Census ACS 5-Year 2024
Median Age 51 yrs ±18.3 2020-2024 / Census ACS 5-Year 2024
Total Households 78 ±32 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 102 ±48
Occupied Housing Units 78 ±32
Vacant Housing Units 24 ±37
Median Home Value $207,100 ±$157,798
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 $100,625 ±$77,944
Per Capita Income $45,252 ±$13,869
Poverty Rate 0% ±5.3%
Population Below Poverty Level 0 ±10
Unemployment Rate 0% ±10%
Civilian Labor Force, Employed 100 ±47
Broadband Internet Rate 100% ±0%
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: 40,392 (2024)
ID: 126550
County Official County Government
Contact: CHAIRMAN
1 E MAIN ST, STE 6, MARSHALLTOWN IA 50158-4977

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby PK-04 Marshalltown, IA
Regular School Nearby 07-08 Marshalltown, IA
Regular School Nearby PK-04 Conrad, IA
Regular School Nearby 09-12 Conrad, IA
Regular School Nearby 05-08 Union, IA
Regular School Nearby 07-12 Union, IA
Regular School Nearby PK-05 Collins, IA
Regular School Nearby 05-12 Colo, IA
Regular School Nearby PK-04 Zearing, IA
Regular School Nearby PK-05 Laurel, 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
Marshalltown Community College
College 8.9 mi away 3700 S Center St, Marshalltown, IA, 50158
6417527106
ALBION MUNICIPAL LIBRARY
Library 4.1 mi away 400 N MAIN ST, ALBION, IA, 50005
(641) 488-2226
GUTEKUNST PUBLIC LIBRARY
Library 6.9 mi away 309 2ND ST SE, STATE CENTER, IA, 50247
(641) 483-2741
MARSHALLTOWN PUBLIC LIBRARY
Library 7.3 mi away 105 W BOONE ST, MARSHALLTOWN, IA, 50158
(641) 754-5738
MELBOURNE PUBLIC LIBRARY
Library 9.9 mi away 603 MAIN ST, MELBOURNE, IA, 50162
(641) 482-3115
UNION PUBLIC LIBRARY
Library 11.7 mi away 406 COMMERCIAL ST, UNION, IA, 50258
(641) 486-5561
CONRAD PUBLIC LIBRARY
Library 13.7 mi away 114 N MAIN ST, CONRAD, IA, 50621
(641) 366-2583
ZEARING PUBLIC LIBRARY
Library 13.9 mi away 101 E MAIN ST, ZEARING, IA, 50278
(641) 487-7888
COLO PUBLIC LIBRARY
Library 14.1 mi away 309 MAIN ST, COLO, IA, 50056
(641) 377-2900
LAUREL COMMUNITY LIBRARY
Library 14.8 mi away 102 N MAIN ST, LAUREL, IA, 50141
(641) 476-3045
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 MARSHALLTOWN, IA US, located 6.5 miles from Marietta township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 27.5° 9.0° 18.2° 0.97" 6.3"
February 32.3° 13.0° 22.6° 1.16" 5.3"
March 45.4° 24.9° 35.1° 2.10" 3.3"
April 59.5° 35.9° 47.7° 3.82" 0.7"
May 70.7° 48.5° 59.6° 4.94" 0.0"
June 80.4° 59.2° 69.8° 5.93" 0.0"
July 83.5° 62.7° 73.1° 4.58" 0.0"
August 81.5° 59.7° 70.6° 4.37" 0.0"
September 75.4° 50.6° 63.0° 3.85" 0.0"
October 62.2° 38.6° 50.4° 2.66" 0.2"
November 46.5° 26.3° 36.4° 2.10" 1.7"
December 33.5° 15.6° 24.5° 1.39" 7.8"
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
Albion city City 4.1 mi —
Clemons city City 6.1 mi —
State Center city City 7.2 mi —
Marshalltown city City 7.9 mi —
St. Anthony city City 8.2 mi —
Liscomb city City 8.3 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1912792838. • 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.