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Summit Township, Effingham County, Illinois

Township in Effingham County, Illinois · ZIP 62401, 62411, 62461

  • Effingham County
  • Census data · ACS 2019-2023
Join Summit TownshipAsk Summit TownshipBusinessesPeople
  • 3,738 (2024 estimate)Population
  • 1,458Households
  • $106,154Median household income
  • $317,800Median home value
  • 3ZIP codes

About Summit Township

This page shows only what has been published about Summit Township: 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+9.6%
3.4k3.6k3.8k2000: 3,43120002010: 3,58420102020: 3,76020203,4313,760
Population of Summit Township at each census
CensusPopulation
20003,431
20103,584
20203,760

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, county subdivision level, state 17, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county subdivision level, state 17, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county subdivision level, state 17, retrieved November 14, 2026.

Household income in Summit Township
Under $50k14.5%
$50k to $100k29.9%
$100k to $150k23%
$150k to $200k12.8%
$200k and over19.8%

Median household income $106,154 · 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, county subdivision level, state 17, retrieved November 14, 2026.

Housing tenure in Summit Township
Owner occupied
1,412 units
Renter occupied
46 units
Vacancy rate
18.3%

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, county subdivision level, state 17, retrieved November 14, 2026.

Summit Township compared with its county and state
Summit Township compared with its county and state, American Community Survey 2019-2023
MeasureSummit TownshipEffingham CountyIllinois
Population3,74734,50512,692,653
Median household income$106,154$75,380$81,702
Median age44.039.538.9
Median home value$317,800$179,800$250,500
Bachelor’s degree or higher36.7%26.0%37.2%
Foreign-born residents1.5%2.1%14.4%
Owner-occupied homes96.8%78.1%66.8%
Mean commute to work21.4 minutes18.3 minutes28.1 minutes

Source: American Community Survey 5-year data profile 2019–2023, county subdivision level, state 17, retrieved November 14, 2026.

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Nearby towns

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All towns in Effingham County

Other places named Summit in Illinois