Wilmington, Illinois (GEOID 1782101)

Population, housing costs, incomes, jobs, commuting and climate in Wilmington, compared with Illinois and the U.S. using Census records and their margins of error.

Wilmington city · Incorporated city · Census GEOID 1782101 · Illinois directory

Population · July 1, 2025
5,614 PEP Vintage 2025
Change · 2024 to 2025
-0.3% -19 residents
Household income
$66,154 ACS 2020–2024 · ±$13,029
Home value
$223,800 ACS 2020–2024 · ±$18,009
Monthly gross rent
$888 ACS 2020–2024 · ±$309
Median age
40.3 years ACS 2020–2024 · ±4.9
Wilmington, Illinois location in the United States Wilmington, Illinois
Census 2024 simplified state outlines; 2025 Gazetteer internal points. Alaska and Hawaii use separate insets. Approximate locator; city boundaries are not shown. Map sources.

Wilmington is an incorporated city in Will County, Illinois, part of the Chicago-Naperville-Elgin, IL-IN metropolitan area. With 5,614 residents on July 1, 2025, it ranks 313th in Illinois and 4,591st nationally among Census places. Its population fell by 19 (0.3%) in the year to July 2025; since April 2020 it has declined 0.7%. Median gross rent in the 2020–2024 survey is $888 a month, 30.3% below the Illinois median. Median household income is $66,154, 20.7% below the Illinois median.

What stands out in Wilmington?

Compared with other Illinois places, Wilmington is most distinctive for faster local job growth, more local jobs relative to residents and more spread-out settlement. Each statement below uses reliable estimates only, and survey differences from the state exceed their combined 90% margin of error.

  • Change in local jobs since 2019: +39.8%; higher than 96% of 630 Illinois places with reliable estimates.
  • Jobs located in the place per 100 residents: 68.0; higher than 87% of 757 Illinois places with reliable estimates.
  • Residents per square mile of land: 402; lower than 81% of 1,293 Illinois places with reliable estimates.
  • Commutes of 45 minutes or longer: 12.6%, 7.1 percentage points below the Illinois rate (19.7%); lower than 80% of 669 Illinois places with reliable estimates.
  • Population change since April 2020: -0.7%; higher than 78% of 1,233 Illinois places with reliable estimates.

How Wilmington compares with Illinois and the U.S.

City, state and U.S. figures · ACS 2020–2024, LODES 8.4 and PEP Vintage 2025 · position among Illinois places with reliable estimates
Measure Wilmington Illinois U.S. Position in Illinois
Population change since April 2020 PEP Vintage 2025 -0.7% — — higher than 78% of 1,233 Illinois places
Residents per square mile of land PEP 2025 / Gazetteer 2025 402 — — lower than 81% of 1,293 Illinois places
Median household income B19013 $66,154 ±$13,029 $83,390 $80,734 lower than 54% of 1,150 Illinois places
Median home value B25077 $223,800 ±$18,009 $263,300 $332,700 higher than 76% of 1,202 Illinois places
Median real estate taxes paid B25103 $4,423 ±$363 $5,298 $3,119 higher than 76% of 1,101 Illinois places
Median gross rent B25064 $888 ±$309 $1,274 $1,413 lower than 53% of 996 Illinois places
Renters paying 30%+ of income on rent B25070 54.5% ±16.2 pp 47.9% 51.1% higher than 72% of 471 Illinois places
Homeownership rate B25003 64.4% ±5.5 pp 67.1% 65.2% lower than 85% of 1,244 Illinois places
Median age B01002 40.3 years ±4.9 39.0 years 38.9 years lower than 54% of 1,239 Illinois places
Adults 25+ with a bachelor’s degree or higher B15003 19.8% ±4.1 pp 37.8% 35.7% lower than 65% of 803 Illinois places
Poverty rate B17001 11.5% ±4.3 pp 11.8% 12.5% lower than 55% of 546 Illinois places
People without health insurance B27010 4.4% ±2.1 pp 6.9% 8.4% lower than 74% of 330 Illinois places
Households with a broadband subscription B28002 84.5% ±2.7 pp 90.8% 91.0% lower than 74% of 1,256 Illinois places
Unemployment rate (civilian labor force) B23025 4.7% ±2.7 pp · low precision 5.8% 5.2% Not ranked: low precision
Foreign-born residents B05002 4.9% ±2.5 pp · low precision 14.7% 14.1% Not ranked: low precision
Jobs located in the place per 100 residents LODES 8.4 / PEP 68.0 — — higher than 87% of 757 Illinois places
Change in local jobs since 2019 LODES 8.4 +39.8% — — higher than 96% of 630 Illinois places
Workers who work from home B08301 4.7% ±2.3 pp · low precision 15.9% 15.1% Not ranked: low precision
Commutes of 45 minutes or longer B08303 12.6% ±4.0 pp 19.7% 16.5% lower than 80% of 669 Illinois places
Households without a vehicle B08201 7.0% ±4.3 pp · low precision 11.0% 8.4% Not ranked: low precision

Positions compare Wilmington with Illinois places in this directory whose estimate has a coefficient of variation of 30% or less (survey measures) or a published PEP value. The marker runs from the lowest value (left) to the highest (right); it is a description, not a score or a recommendation. 4 measures are shown in grey because the survey margin of error is too wide to rank reliably.

How many people live in Wilmington?

The latest official estimate is 5,614 residents on July 1, 2025. It ranks 4,591st by population nationally and 313th in Illinois among this directory’s PEP places. Population changed by 19 residents between the 2024 and 2025 estimates. These are annual estimates, not census enumerations.

Wilmington population estimates, 2020 through 2025, Census Vintage 2025. Vertical range 5,309 to 5,813; axis does not start at zero. Residents · axis does not start at zero 5,813 5,309 2020 2021 2022 2023 2024 2025
Annual July 1 estimates, all from Vintage 2025. Revised April 1, 2020 estimate base: 5,656; the base is separate from July 2020.
Population history · PEP Vintage 2025
Reference date Population Change from previous estimate
July 1, 2020 5,644 Separate from April 2020 base
July 1, 2021 5,634 -10
July 1, 2022 5,588 -46
July 1, 2023 5,590 +2
July 1, 2024 5,633 +43
July 1, 2025 5,614 -19

From the revised April 2020 base to July 2025, the change is −42 residents (-0.7%). This is a within-vintage comparison. Boundary adjustments can affect both the estimates and their interpretation.

Download this population chart (SVG) · Official population release

Where are the boundaries?

Entity and stable identifier
Wilmington city, Illinois · Incorporated city · 1782101
Counties or equivalents · 2025 boundaries
Will County
Metropolitan or micropolitan context · July 2023 delineations
Chicago-Naperville-Elgin, IL-IN — Metropolitan Statistical Area County associations use Census PEP county place parts. Each county is matched by FIPS code to the official CBSA list; a city can span several counties or statistical areas. A missing association can reflect an area outside a CBSA or changed county codes between vintages. City figures on this page remain place-level statistics.
Land area
14.0 square miles · 2025 Gazetteer
Water area
0.7 square miles · 2025 Gazetteer
Approximate population density
402 residents per square mile of land
Internal point
41.319383°, -88.160248° · Census geographic reference point

Density divides the July 2025 estimate by 2025 Gazetteer land area, so it is approximate. The internal point is a locator, not an address. Census place profile reference .

Income and poverty

City, state and U.S. estimates · ACS 2020–2024
Measure / survey universe City estimate ± MOE State estimate ± MOE U.S. estimate ± MOE
Median household income Households · USD/year $66,154 ±$13,029 $83,390 ±$362 $80,734 ±$166
Per-capita income Total population · USD/year $34,682 ±$2,474 $46,406 ±$212 $44,673 ±$122
Population with poverty status determined · B17001 · ACS 2020–2024 People with poverty status determined: 5,285
Category Count ± MOE Share ± MOE (pp)
Below the poverty level 608 ±233 11.5% ±4.3 pp

Household income combines the incomes of everyone in a household; per-capita income divides all income by every resident. The poverty rate is 11.5% (±4.3 percentage points) under the official Census definition.

Home values, rent and tenure

City, state and U.S. estimates · ACS 2020–2024
Measure / survey universe City estimate ± MOE State estimate ± MOE U.S. estimate ± MOE
Median owner-occupied home value Owner-occupied housing units · USD $223,800 ±$18,009 $263,300 ±$797 $332,700 ±$236
Median gross rent Renter-occupied units paying cash rent · USD/month $888 ±$309 $1,274 ±$5 $1,413 ±$2
Occupied housing units by tenure · B25003 · ACS 2020–2024 Occupied housing units: 2,296
Category Count ± MOE Share ± MOE (pp)
Owner occupied 1,479 ±190 64.4% ±5.5 pp
Renter occupied 817 ±170 35.6% ±6.6 pp

Owner-occupied units make up 64.4% of occupied housing. Gross rent includes estimated tenant-paid utilities and home values are owners’ own estimates; both cover 2020–2024 leases and homes rather than current listings. The median home value is 3.4 times the median household income.

See housing units, occupancy, rent burden and homeowner costs .

Monthly rent by bedroom count

Median monthly gross rent by bedrooms · ACS 2020–2024 · 2024 dollars
Bedrooms Monthly gross rent 90% margin of error Precision
No bedroom (studio) Unavailable Unavailable Unavailable
1 bedroom $767 ±$269 Estimate with MOE
2 bedrooms $1,055 ±$171 Estimate with MOE
3 bedrooms Unavailable Unavailable Unavailable
4 bedrooms Unavailable Unavailable Unavailable
5 or more bedrooms Unavailable Unavailable Unavailable

Census table B25031 describes renter-occupied units paying cash rent within this exact place geography. Gross rent includes contract rent and estimated tenant-paid utilities. These survey medians include existing leases across 2020–2024; they are not current apartment listings. Missing categories stay unavailable, and open-ended medians remain ranges. Small bedroom categories can have large margins of error. Download source values and provenance .

Employment among residents

Labor-force participation · B23025 · ACS 2020–2024 Population age 16 and older: 4,512
Category Count ± MOE Share ± MOE (pp)
In the labor force 2,768 ±301 61.3% ±4.7 pp
Not in the labor force 1,744 ±241 38.7% ±4.4 pp
Civilian labor-force status · B23025 · ACS 2020–2024 Civilian labor force: 2,768
Category Count ± MOE Share ± MOE (pp)
Civilian employed 2,639 ±282 95.3% ±14.5 pp
Civilian unemployed 129 ±75 · low precision 4.7% ±2.7 pp · low precision

These estimates describe residents of Wilmington wherever they work; jobs at workplaces inside the city appear under jobs located in Wilmington. They are 2020–2024 averages, not a current monthly unemployment rate.

Which industries employ residents?

Education, health care and social assistance is the largest of the published broad industry groups among employed residents: 28.6% (756 people; ±6.5 percentage points). The estimate covers residents’ industries wherever they work, rather than employers located inside the place.

Industry of employed residents · C24030 · ACS 2020–2024 Civilian employed population age 16 and older: 2,639
Category Count ± MOE Share ± MOE (pp)
Agriculture, forestry, fishing, hunting and mining 4 ±19 · low precision 0.2% ±0.7 pp · low precision
Construction 156 ±73 5.9% ±2.7 pp
Manufacturing 217 ±96 8.2% ±3.5 pp
Wholesale trade 32 ±34 · low precision 1.2% ±1.3 pp · low precision
Retail trade 391 ±138 14.8% ±5.0 pp
Transportation, warehousing and utilities 325 ±110 12.3% ±4.0 pp
Information 26 ±33 · low precision 1.0% ±1.3 pp · low precision
Finance, insurance, real estate, rental and leasing 86 ±38 3.3% ±1.4 pp
Professional, scientific, management, administrative and waste services 218 ±85 8.3% ±3.1 pp
Education, health care and social assistance 756 ±190 28.6% ±6.5 pp
Arts, entertainment, recreation, accommodation and food services 246 ±92 9.3% ±3.3 pp
Other services, except public administration 84 ±53 · low precision 3.2% ±2.0 pp · low precision
Public administration 98 ±57 · low precision 3.7% ±2.1 pp · low precision

Occupations among employed residents

Broad occupation groups · C24010 · ACS 2020–2024 Civilian employed population age 16 and older: 2,639
Category Count ± MOE Share ± MOE (pp)
Management, business, science and arts 928 ±193 35.2% ±6.3 pp
Service occupations 445 ±142 16.9% ±5.1 pp
Sales and office 430 ±119 16.3% ±4.1 pp
Natural resources, construction and maintenance 315 ±113 11.9% ±4.1 pp
Production, transportation and material moving 521 ±134 19.7% ±4.6 pp
Selected detailed occupation groups · C24010 · ACS 2020–2024 Civilian employed population age 16 and older: 2,639
Category Count ± MOE Share ± MOE (pp)
Management occupations 225 ±83 8.5% ±3.0 pp
Computer and mathematical occupations 47 ±29 · low precision 1.8% ±1.1 pp · low precision
Educational instruction and library occupations 262 ±151 · low precision 9.9% ±5.6 pp · low precision
Health practitioners and technical occupations 180 ±96 · low precision 6.8% ±3.6 pp · low precision
Sales and related occupations 249 ±97 9.4% ±3.5 pp
Transportation occupations 98 ±62 · low precision 3.7% ±2.3 pp · low precision

The detailed groups are subsets of the broad groups and should not be added to them.

How residents get to work

Means of transportation to work · B08301 · ACS 2020–2024 Workers age 16 and older: 2,565
Category Count ± MOE Share ± MOE (pp)
Drove alone 2,221 ±290 86.6% ±5.4 pp
Carpooled 92 ±45 3.6% ±1.7 pp
Public transportation 55 ±60 · low precision 2.1% ±2.3 pp · low precision
Taxi or ride-hailing 0 ±18 · low precision 0.0% ±0.7 pp · low precision
Motorcycle 5 ±8 · low precision 0.2% ±0.3 pp · low precision
Bicycle 0 ±18 · low precision 0.0% ±0.7 pp · low precision
Walked 41 ±45 · low precision 1.6% ±1.7 pp · low precision
Other means 31 ±44 · low precision 1.2% ±1.7 pp · low precision
Worked from home 120 ±61 · low precision 4.7% ±2.3 pp
Travel time to work · B08303 · ACS 2020–2024 Workers age 16+ who did not work from home: 2,445
Category Count ± MOE Share ± MOE (pp)
Under 15 minutes 952 ±232 38.9% ±8.2 pp
15–29 minutes 689 ±179 28.2% ±6.5 pp
30–44 minutes 496 ±131 20.3% ±4.8 pp
45–59 minutes 110 ±52 4.5% ±2.1 pp
60 minutes or longer 198 ±92 8.1% ±3.6 pp
Household vehicle availability · B08201 · ACS 2020–2024 Households: 2,296
Category Count ± MOE Share ± MOE (pp)
No vehicle available 160 ±99 · low precision 7.0% ±4.3 pp · low precision

Travel times cover workers who did not work from home. Vehicle availability is counted per household, not per driver.

Households and residents

Median age is 40.3 years (±4.9). The demographic profile covers age groups, race and Hispanic origin, household types, nativity, languages, education and moves, each compared with Illinois and the U.S.

Read Wilmington demographics →

How many jobs are located in Wilmington?

Employers in Wilmington reported 3,801 jobs in 2023, +39.8% compared with 2019 (2,719 jobs). That is 68.0 jobs for every 100 residents in the July 2023 population estimate. These are jobs at workplaces inside the city limits, wherever the workers live, unlike resident employment figures.

Jobs located in Wilmington by industry (NAICS sector) · 2023 · LODES 8.4
Industry Jobs Share of local jobs Illinois share
Transportation and warehousing 1,584 41.7% 5.4%
Retail trade 569 15.0% 9.8%
Other services, except public administration 292 7.7% 3.5%
Educational services 215 5.7% 9.5%
Accommodation and food services 206 5.4% 8.2%
Public administration 188 4.9% 3.8%
Real estate and rental and leasing 158 4.2% 1.3%
Health care and social assistance 149 3.9% 14.3%
Administrative, support and waste management services 129 3.4% 7.0%
Construction 125 3.3% 3.9%
Information 46 1.2% 1.8%
Finance and insurance 40 1.1% 5.1%
Manufacturing 36 0.9% 9.7%
Arts, entertainment and recreation 36 0.9% 1.9%
Professional, scientific and technical services 14 0.4% 7.6%
Agriculture, forestry, fishing and hunting 7 0.2% 0.3%
Wholesale trade 7 0.2% 5.0%
Monthly earnings and worker age · jobs located in Wilmington · 2023
Group Jobs Share Illinois share
$1,250 a month or less 853 22.4% 16.6%
$1,251 to $3,333 a month 1,255 33.0% 24.7%
More than $3,333 a month 1,693 44.5% 58.7%
Age 29 or younger 1,204 31.7% 22.0%
Age 30 to 54 1,812 47.7% 52.8%
Age 55 or older 785 20.7% 25.2%

Transportation and warehousing is the largest sector for jobs located in Wilmington (41.7% of local jobs, compared with 5.4% statewide). Earnings bands describe what each job pays per month, not household income, and a worker can hold more than one job.

Source: Census LEHD Origin-Destination Employment Statistics (LODES) 8.4, workplace area characteristics, all jobs, second-quarter reference date. Census blocks are summed to 2024 place boundaries. Includes private, state and local government and federal civilian jobs; excludes self-employment, military and informal work. Counts include confidentiality noise and are less precise for small places.

Nearby station climate normals

No station in the retained NOAA release meets our complete standard-normal criteria within 25 km of this place’s Census internal point. We leave local climate values unavailable. Use NOAA’s station lookup to inspect other locations and their coverage.

Check a specific address before moving

City averages help compare places. A particular home’s school assignment, transit service and flood-map coverage need checks at the address.

  • FEMA Flood Map Service Center — search the address, read the effective map and its date, and check any map changes. An unmapped location does not establish an absence of flood risk.
  • NCES public school district directory — find district contact information, then use the district’s official address locator or enrollment office to confirm school assignment. A city name or district boundary alone does not assign a school.
  • FCC National Broadband Map — check reported service at the exact location, then confirm availability and terms with the provider.
  • Check the official transit operator’s route map and timetable for the address and your actual travel hours; the citywide commuting shares above do not measure service on a particular street.

Sources and data notes

Population: Census PEP Vintage 2025, published May 14, 2026. Survey measures: ACS 2020–2024 five-year estimates, published January 29, 2026, dollar figures in 2024 dollars. Geography: Census 2025 Gazetteer, with simplified 2024 state outlines for the locator. Statistical estimates and derived values use the same retained records in profiles, comparison, filters and downloads.

Climate uses NOAA 1991–2020 station normals (v1.0.1); jobs located in the city use LEHD LODES 8.4. Crime, school assignments and hazard scores are not inferred from these datasets, and missing values are never treated as zero. Inspect original sources, read calculation details, download this place’s source observations , or submit a correction.

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