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Timber Township, Illinois

Township in Peoria County, Illinois · ZIP 61533, 61539, 61547

  • Peoria County
  • Census data · ACS 2019-2023
  • 3 public schools
  • 2,251 (2024 estimate)Population
  • 913Households
  • $74,013Median household income
  • $152,400Median home value
  • 3Public schools
  • 3ZIP codes

About Timber Township

This page shows only what has been published about Timber 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 2020−9.7%
2.2k2.3k2.4k2.5k2.6k2000: 2,52820002010: 2,51120102020: 2,28320202,5282,283
Population of Timber Township at each census
CensusPopulation
20002,528
20102,511
20202,283

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 Timber Township
Under $50k25.9%
$50k to $100k40.8%
$100k to $150k27.4%
$150k to $200k3.2%
$200k and over2.8%

Median household income $74,013 · 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 Timber Township
Owner occupied
811 units
Renter occupied
102 units
Vacancy rate
8.4%

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.

Timber Township compared with its county and state
Timber Township compared with its county and state, American Community Survey 2019-2023
MeasureTimber TownshipPeoria CountyIllinois
Population2,379179,83112,692,653
Median household income$74,013$64,938$81,702
Median age35.938.138.9
Median home value$152,400$152,600$250,500
Bachelor’s degree or higher16.2%34.5%37.2%
Foreign-born residents0.3%6.9%14.4%
Owner-occupied homes88.8%67.0%66.8%
Mean commute to work27.8 minutes18.9 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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Schools

Public schools in Timber Township3
Public schools in Timber Township, NCES directory 2023–2024
SchoolTypeGradesDistrict
Illini Bluffs Elementary SchoolPublicPre-K–5Illini Bluffs CUSD 327
Illini Bluffs Middle SchoolPublic6–8Illini Bluffs CUSD 327
Illini Bluffs High SchoolPublic9–12Illini Bluffs CUSD 327

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Legislative districts

Legislative districts for Timber Township3
Congressional and state legislative districts for Timber Township
ChamberDistrict
U.S. House of RepresentativesCongressional District 17 (IL-17)
State legislature, lower chamberState House District 93
State legislature, upper chamberState Senate District 47

Boundaries from the Census Bureau’s TIGER/Line district files, matched to Timber Township’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 17, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, lower chamber, state 17, retrieved November 14, 2026.

Frequently asked about Timber TownshipPromoted from questions people asked

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Places in Timber Township

Nearby towns

Other towns in Peoria County

All towns in Peoria County