Housing data for Twin Grove, IL
Twin Grove, IL has an estimated 1,458 residents and 587 homes (US Census Bureau, 2020–2024 American Community Survey).
It is an unincorporated community in McLean County.
2.9% of households rent.
Figures last updated on .
- Residents
- 1,458 (±190)
- Housing units
- 587 (±76)
- Households that rent
- 2.9%
- Residents since 2015–2019
- +4.1%
What stands out in Twin Grove
Households that rent: 2.9% (±3.6 points) in Twin Grove, lower than in McLean County (34.9%).
Homes in buildings of 5 or more units: 0.0% (±10.7 points) in Twin Grove, lower than in McLean County (23.7%).
Median household income: $116,250 (±$21,649) in Twin Grove, higher than in McLean County ($79,905).
Households that moved in since 2020: 14.0% (±7.1 points) in Twin Grove, lower than in McLean County (29.3%).
Housing in Twin Grove at a glance
- Rent burden: 0.0% of renters pay 30% or more of income (Small sample: wide margin of error)
- Renters and owners: 2.9% of households rent (Small sample: wide margin of error)
- Income and affordability: $116,250 median household income
- Home values: $264,800 median home value
- Homeowner costs: $2,000 median monthly cost with a mortgage
- Property taxes: $5,536 median real estate taxes a year
- Types of homes: 0.0% of homes are in buildings of 5 or more units
- Bedrooms: 89.4% of homes have 3 or more bedrooms (Small sample: wide margin of error)
- Age of homes: 39.7% of homes were built before 1980
- Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
- Heating fuel: 90.5% heat with utility gas
- Commute and cars: 23.2 minutes average trip to work
- Growth: +4.1% residents since 2015–2019
- How long people stay: 14.0% moved in since 2020 (Small sample: wide margin of error)
- Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)
Twin Grove against McLean County, its state and the nation
| Twin Grove | McLean County | Illinois | United States | |
|---|---|---|---|---|
| Residents | 1,458 (±190) | 171,556 (exact) | 12,694,798 (exact) | 334,922,499 |
| Housing units | 587 (±76) | 75,305 (±125) | 5,457,452 (±471) | 143,775,355 |
| Households that rent | 2.9% (±3.6 points) | 34.9% (±1.3 points) | 32.9% (±0.2 points) | 34.8% |
| Median gross rent | — | $1,009 (±$30) | $1,274 (±$5) | $1,413 |
| Median household income | $116,250 (±$21,649) | $79,905 (±$2,544) | $83,390 (±$362) | $80,734 |
| Median home value | $264,800 (±$32,564) | $208,400 (±$3,688) | $263,300 (±$797) | $332,700 |
| Median real estate taxes (a year) | $5,536 (±$934) | $4,524 (±$74) | $5,298 (±$22) | $3,119 |
| Built before 1980 | 39.7% (±13.8 points) | 48.6% (±1.8 points) | 63.4% (±0.2 points) | 49.7% |
| Average commute | 23.2 minutes (±3.2) | 18.3 minutes (±0.5) | 27.8 minutes (±0.1) | 26.4 minutes |
| Households with broadband | 99.3% (±1.3 points) | 90.0% (±0.9 points) | 90.8% (±0.1 points) | 91.0% |
| Median age of residents | 49.4 years (±6.0) | 34.3 years (±0.2) | 39.0 years (±0.1) | 38.9 years |
Twin Grove covers 4.0 square miles of land, about 368 residents per square mile (Census Bureau Gazetteer).
How Twin Grove has changed since 2015–2019
| 2015–2019 | 2020–2024 | Amount of change | Verdict | |
|---|---|---|---|---|
| Residents | 1,401 (±165) | 1,458 (±190) | +4.1% | Not a measurable change |
| Housing units | 579 (±65) | 587 (±76) | +1.4% | Not a measurable change |
| Median home value | $250,000 (±$26,232) | $264,800 (±$32,564) | +5.9% | No measurable change after inflation |
| Median household income | $107,933 (±$8,385) | $116,250 (±$21,649) | +7.7% | No measurable change after inflation |
| Median owner cost with a mortgage | $1,863 (±$166) | $2,000 (±$329) | +7.4% | No measurable change after inflation |
| Median real estate taxes | $5,678 (±$546) | $5,536 (±$934) | −2.5% | Down after inflation |
| Households that rent | 6.4% (±8.5 points) | 2.9% (±3.6 points) | −3.5 percentage points | Not a measurable change |
| Rental vacancy rate | 0.0% (±46.8 points) | 0.0% (±79.6 points) | 0.0 percentage points | Not a measurable change |
The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.
Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.
The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.
Crime reported to police in McLean County
Twin Grove has no police department of its own in the FBI’s figures, so this is the figure for McLean County as a whole.
In 2025, the police departments that report for McLean County recorded 252 violent and 1,178 property crimes per 100,000 residents.
A county-wide figure describes the whole county, not this place; crime varies from one community to the next.
Places near Twin Grove
| Place | Distance | Median gross rent | Median home value | Households that rent |
|---|---|---|---|---|
| Dale Township | 3.0 mi | $1,440 | $232,500 | 7.3% |
| Dry Grove Township | 4.1 mi | — | $261,600 | 3.7% |
| Danvers | 5.2 mi | $1,319 | $166,200 | 15.7% |
| Allin Township | 6.2 mi | $1,142 | $167,000 | 15.0% |
| Normal | 6.4 mi | $965 | $213,600 | 45.2% |
| Bloomington | 6.9 mi | $1,050 | $203,300 | 38.1% |
| Bloomington City Township | 6.9 mi | $1,050 | $203,300 | 38.1% |
| Stanford | 7.1 mi | $1,292 | $115,300 | 10.0% |
HUD Fair Market Rent for Twin Grove, fiscal year 2027
| Studio | 1 bedroom | 2 bedrooms | 3 bedrooms | 4 bedrooms |
|---|---|---|---|---|
| $941 | $996 | $1,287 | $1,685 | $1,691 |
HUD income limits for Twin Grove, fiscal year 2026
| Household size | Extremely low (30%) | Very low (50%) | Low (80%) |
|---|---|---|---|
| 1 person | $24,600 | $40,950 | $65,550 |
| 2 people | $28,100 | $46,800 | $74,900 |
| 3 people | $31,600 | $52,650 | $84,250 |
| 4 people | $35,100 | $58,500 | $93,600 |
| 5 people | $38,680 | $63,200 | $101,100 |
| 6 people | $44,360 | $67,900 | $108,600 |
| 7 people | $50,040 | $72,550 | $116,100 |
| 8 people | $55,720 | $77,250 | $123,600 |
These are the limits HUD sets for its housing programs in the Bloomington, IL MSA, where HUD’s median family income for fiscal year 2026 is $117,000.
A program can use its own limits; tax-credit and local programs often do.
Twin Grove is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.
Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.
Margins of error are at the 90% confidence level.
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Questions about Twin Grove
What is the median household income in Twin Grove?
The median household income in Twin Grove is $116,250 (±$21,649) a year (2020–2024 American Community Survey).
What is the average home value in Twin Grove, IL?
The Census Bureau publishes the median: $264,800 (±$32,564) for owner-occupied homes in Twin Grove (2020–2024 American Community Survey).
What is the average mortgage payment in Twin Grove?
The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Twin Grove, IL is $2,000 (±$329) a month, including taxes, insurance and utilities.
How much are property taxes in Twin Grove?
The median real estate tax paid by homeowners in Twin Grove, IL is $5,536 (±$934) a year (2020–2024 American Community Survey).
How many homes are in Twin Grove?
Twin Grove, IL has an estimated 587 (±76) housing units, occupied and vacant (2020–2024 American Community Survey).
How old are most homes in Twin Grove?
39.7% of homes in Twin Grove, IL were built before 1980 (2020–2024 American Community Survey).
Is Twin Grove growing?
In Twin Grove, the number of residents went from 1,401 in 2015–2019 to 1,458 in 2020–2024 (+4.1%), not a measurable change.
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — Twin Grove CDP, Illinois
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Twin Grove CDP, Illinois
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — Twin Grove CDP, Illinois
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — Twin Grove CDP, Illinois
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — Twin Grove CDP, Illinois
- Total Population (B01003), 2015–2019 ACS 5-year estimates — Twin Grove CDP, Illinois
- Median Gross Rent (B25064), 2015–2019 ACS 5-year estimates — Twin Grove CDP, Illinois
- HUD Fair Market Rents, fiscal year 2027: Bloomington, IL MSA
- HUD Income Limits, fiscal year 2026: Bloomington, IL MSA
- Consumer Price Index for All Urban Consumers (CPI-U), US city average, all items, US Bureau of Labor Statistics: annual averages 2019 and 2024
- US Census Bureau, 2024 Gazetteer Files
To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Twin Grove CDP, Illinois (place:76511, in state:17).
Each estimate (E or PE) has a margin of error beside it (M or PM).
The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.
The API needs a free key.
DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.
Figures last updated on .