Village · Illinois
Hecker, Illinois
Hecker, village, in Monroe County, Illinois. Hecker had 418 residents on July 1, 2025 by the Census Bureau's estimate, down 3.0% since 2020; the 2020 Census counted 429 and the ACS 2020-2024 5-year estimates put it at 521 (±160). GEOID 1733877.
Residents, July 2025 estimate
418
Census Bureau estimate (no margin published)
2020 Census count: 429 · ACS 2020-2024: 521 ±160
Median household income
$79,583
±$13,058 (90% margin)
Illinois: $83,390
Median home value
$166,800
±$10,574 (90% margin)
Illinois: $263,300
Median gross rent
$1,014
±$436 (90% margin)
Illinois: $1,274
Where is Hecker and what county is it in?
Hecker is a village in Monroe County, Illinois. It covers 0.3 square miles of land, 1,607 residents per square mile in 2020.
Hecker is in the St. Louis, MO-IL metropolitan statistical area, which takes in 15 counties (Census Bureau delineation, July 2023).
Hecker lies partly within Prairie Du Long Township, a township with its own local government (2020 census blocks).
| County | 2020 residents | Share |
|---|---|---|
| Monroe County | 429 | 100.0% |
| St. Clair County | land only, no residents | – |
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Hecker, and is it growing?
The Census Bureau estimates that 418 people lived in Hecker on July 1, 2025, down 3.0% since 2020, a steeper fall than Illinois's (−0.8%). The 2020 Census counted 429 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 521 (±160).
| Measure | Hecker | Monroe County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 521 ±160 | 35,036 | no clear change |
| Households | 207 ±57 | 13,851 | no clear change |
| Average household size | 2.52 ±0.47 | 2.51 | no clear change |
| Housing units | 230 ±59 | 14,759 | no clear change |
Hecker's population since 2000
From 475 in 2000 to 418 in 2025: down 12.0%. The 2000, 2010 and 2020 figures are census counts, each for Hecker as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Hecker?
The median resident of Hecker is 31.3 years old; 26.7% are under 18 and 15.7% are 65 or older. The largest group is non-Hispanic white residents at 88.7%, then Hispanic or Latino residents (of any race) at 6.5%.
| Measure | Hecker | Monroe County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 31.3 ±6.7 | 43.2 | no clear change |
| Under 18 years | 26.7% ±8.3 pts | 21.8% | – |
| 65 years and over | 15.7% ±7.5 pts | 19.7% | – |
| Male | 48.2% ±8.5 pts | 50.2% | – |
| Hispanic or Latino (any race) | 6.5% ±7.1 pts | 1.9% | – |
| White alone, not Hispanic | 88.7% ±9.5 pts | 95.0% | −10.8 pts |
| Black or African American alone, not Hispanic | 2.3% ±3.1 pts | 0.6% | – |
| Asian alone, not Hispanic | 0.0% ±6.9 pts | 0.6% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±6.9 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±6.9 pts | 0.0% | – |
| Two or more races, not Hispanic | 2.5% ±2.6 pts | 1.6% | – |
| Some other race alone, not Hispanic | 0.0% ±6.9 pts | 0.2% | – |
| Born outside the United States | 0.4% ±1.0 pts | 1.2% | – |
| Speak a language other than English at home (age 5+) | 1.0% ±1.1 pts | 2.1% | – |
| Civilian veterans (age 18+) | 9.7% ±6.3 pts | 8.7% | – |
| With a disability | 16.5% ±6.4 pts | 10.6% | – |
| No health insurance coverage | 7.1% ±4.9 pts | 2.5% | – |
| High school graduate or higher (age 25+) | 97.8% ±1.8 pts | 96.0% | – |
| Bachelor's degree or higher (age 25+) | 19.9% ±8.9 pts | 38.7% | no clear change |
| Graduate or professional degree (age 25+) | 5.4% ±5.0 pts | 13.7% | – |
| Lived in the same house a year earlier | 95.1% ±5.8 pts | 92.6% | – |
| Moved from another state in the past year | 0.0% ±7.1 pts | 0.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Hecker earn?
Half of Hecker's 207 households earn less than $79,583 a year (±$13,058), against $102,880 in Monroe County and $83,390 in Illinois. In 2015-2019 it was $68,128 in 2024 dollars; the margins of error cannot tell the two periods apart.
| Measure | Hecker | Monroe County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $79,583 ±$13,058 | $102,880 | no clear change |
| Mean household income | $83,897 ±$10,264 | $123,402 | – |
| Per capita income | $35,150 ±$4,043 | $49,605 | no clear change |
| People below the poverty line | 2.4% ±2.6 pts | 5.0% | – |
| Children under 18 below the poverty line | 6.3% ±8.3 pts | 5.2% | – |
| Households receiving SNAP | 6.3% ±4.7 pts | 4.4% | – |
| Households with a computer | 95.7% ±4.3 pts | 94.7% | – |
| Households with a broadband subscription | 88.4% ±6.6 pts | 92.7% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Hecker?
Owners occupy 75.8% of Hecker's occupied homes and renters 24.2%. The median owner-occupied home is valued at $166,800 by its owner (±$10,574). The median renter pays $1,014 a month including utilities.
| Measure | Hecker | Monroe County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $166,800 ±$10,574 | $282,100 | no clear change |
| Median gross rent | $1,014 ±$436 | $1,042 | no clear change |
| Renters paying 35% or more of income on rent | 2.0% ±5.9 pts | 39.5% | – |
| Median monthly owner costs, with a mortgage | $1,368 ±$227 | $1,973 | – |
| Owner-occupied homes | 75.8% ±13.4 pts | 84.7% | no clear change |
| Renter-occupied homes | 24.2% ±13.4 pts | 15.3% | – |
| Housing units | 230 ±59 | 14,759 | no clear change |
| Homeowner vacancy rate | 4.8% ±7.8 pts | 0.9% | – |
| Rental vacancy rate | 0.0% ±45.1 pts | 3.4% | – |
| Single-family detached homes | 74.8% ±11.9 pts | 83.5% | – |
| Mobile homes | 0.0% ±15.0 pts | 1.9% | – |
| Built 2020 or later | 0.0% ±15.0 pts | 1.3% | – |
| Built 2010 to 2019 | 9.1% ±11.5 pts | 11.1% | – |
| Built 1939 or earlier | 11.3% ±7.5 pts | 9.8% | – |
| Households with no vehicle | 2.4% ±2.9 pts | 4.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Hecker building?
Builders took permits for 0 new housing units in Hecker in 2025 (0 in single-family houses), 0.0 per 1,000 residents against 1.5 across Illinois.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Hecker work and get to work?
88.0% of Hecker's workers drive alone. The average trip to work takes 31.8 minutes.
| Measure | Hecker | Monroe County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 78.8% ±8.2 pts | 68.3% | – |
| Unemployment rate | 5.1% ±5.3 pts | 1.9% | – |
| Drove alone to work | 88.0% ±8.5 pts | 79.7% | – |
| Carpooled | 5.5% ±5.1 pts | 5.7% | – |
| Public transportation | 0.0% ±12.0 pts | 0.0% | – |
| Walked | 0.0% ±12.0 pts | 1.5% | – |
| Worked from home | 6.5% ±7.5 pts | 12.6% | – |
| Mean travel time to work | 31.8 min ±3.6 | 28.3 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What census tracts are in Hecker?
No census tract lies mostly in Hecker; 2 tracts reach into it (2020 census blocks).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 6005.02Monroe County | 2,675 | $98,182 |
| Tract 5040.01St. Clair County | 5,240 | $93,958 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Hecker) · Census block assignment files
How does Hecker compare with other places in Illinois?
By the Census Bureau's July 2025 estimates, Hecker is the 13,933rd-most populous of the 19,476 U.S. incorporated places that have one and the 917th-most populous of 1,294 in Illinois.
Hecker is not ranked by income or the other survey measures: those rankings include places of 1,000 or more residents (2020 Census) with a reliable estimate.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 917th | 1,294 |
Hecker's figures with every place in Illinois (CSV)
Every place in Illinois, sortable · Compare Hecker with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for Hecker?
28 of the 57 figures for Hecker on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Hecker are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' public schools in Hecker.