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TH

Thornton, Iowa

City in Cerro Gordo County, Iowa · ZIP 50479

  • Cerro Gordo County
  • Census data · ACS 2019-2023
  • 394 (2024 estimate)Population
  • 235Households
  • $66,979Median household income
  • $99,000Median home value
  • 1ZIP codes

About Thornton

This page shows only what has been published about Thornton: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2000 to 2020−5.2%
4004104204302000: 42220002010: 42220102020: 4002020422400
Population of Thornton at each census
CensusPopulation
2000422
2010422
2020400

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 19, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 19, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 19, retrieved November 14, 2026.

Household income in Thornton
Under $50k23.4%
$50k to $100k57.4%
$100k to $150k15.7%
$150k to $200k1.7%
$200k and over1.7%

Median household income $66,979 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 19, retrieved November 14, 2026.

Housing tenure in Thornton
Owner occupied
203 units
Renter occupied
32 units
Vacancy rate
4.5%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 19, retrieved November 14, 2026.

Thornton compared with its county and state
Thornton compared with its county and state, American Community Survey 2019-2023
MeasureThorntonCerro Gordo CountyIowa
Population53442,7853,195,937
Median household income$66,979$65,537$73,147
Median age34.343.938.6
Median home value$99,000$154,100$195,900
Bachelor’s degree or higher19.9%24.3%30.9%
Foreign-born residents0.6%2.1%5.7%
Owner-occupied homes86.4%71.6%71.5%
Mean commute to work24.1 minutes15.8 minutes19.8 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 19, retrieved November 14, 2026.

CommunityRules and moderation

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Events in ThorntonAll events

Coming up in ThorntonAll events

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Schools

No public school is listed for Thornton: either the NCES directory for Iowa is not loaded yet, or no school's address falls inside Thornton’s boundary. Schools in neighbouring towns are on their pages.

Legislative districts

Legislative districts for Thornton3
Congressional and state legislative districts for Thornton
ChamberDistrict
U.S. House of RepresentativesCongressional District 2 (IA-2)
State legislature, lower chamberState House District 60
State legislature, upper chamberState Senate District 30

Boundaries from the Census Bureau’s TIGER/Line district files, matched to Thornton’s own boundary. Who holds each seat appears on the People page once the official records are approved.

Sources: Census cartographic boundaries 2025: congressional districts, 119th Congress, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, upper chamber, state 19, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, lower chamber, state 19, retrieved November 14, 2026.

Frequently asked about ThorntonPromoted from questions people asked

No question about Thornton has been asked often enough to publish an answer yet. Ask Thornton and the answer, once a person checks it, appears here.

Nearby towns

Other towns in Cerro Gordo County

All towns in Cerro Gordo County