Housing data for Rock Grove Township, IL
Rock Grove Township, IL has an estimated 1,537 residents and 602 homes (US Census Bureau, 2020–2024 American Community Survey).
It is a township in Stephenson County.
4.3% of households rent.
Figures last updated on .
- Residents
- 1,537 (±268)
- Housing units
- 602 (±100)
- Households that rent
- 4.3%
- Residents since 2015–2019
- −3.1%
What stands out in Rock Grove Township
Median home value: $259,300 (±$32,762) in Rock Grove Township, higher than in Stephenson County ($134,900).
Households that rent: 4.3% (±4.9 points) in Rock Grove Township, lower than in Stephenson County (29.1%).
Average commute: 37.0 minutes (±5.6) in Rock Grove Township, higher than in Stephenson County (20.7 minutes).
Median real estate taxes: $5,045 (±$811) in Rock Grove Township, higher than in Stephenson County ($3,240).
- Home values in Rock Grove Township
- Commute and cars in Rock Grove Township
- Property taxes in Rock Grove Township
Housing in Rock Grove Township at a glance
- Renters and owners: 4.3% of households rent (Small sample: wide margin of error)
- Income and affordability: $99,500 median household income
- Home values: $259,300 median home value
- Homeowner costs: $1,891 median monthly cost with a mortgage
- Property taxes: $5,045 median real estate taxes a year
- Types of homes: 1.2% of homes are in buildings of 5 or more units
- Bedrooms: 84.6% of homes have 3 or more bedrooms (Small sample: wide margin of error)
- Age of homes: 32.2% of homes were built before 1980
- Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
- Heating fuel: 68.4% heat with utility gas
- Commute and cars: 37.0 minutes average trip to work
- Growth: −3.1% residents since 2015–2019
- How long people stay: 17.2% 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)
Rock Grove Township against Stephenson County, its state and the nation
| Rock Grove Township | Stephenson County | Illinois | United States | |
|---|---|---|---|---|
| Residents | 1,537 (±268) | 43,768 (exact) | 12,694,798 (exact) | 334,922,499 |
| Housing units | 602 (±100) | 21,330 (±46) | 5,457,452 (±471) | 143,775,355 |
| Households that rent | 4.3% (±4.9 points) | 29.1% (±2.0 points) | 32.9% (±0.2 points) | 34.8% |
| Median gross rent | — | $798 (±$33) | $1,274 (±$5) | $1,413 |
| Median household income | $99,500 (±$31,600) | $64,043 (±$3,674) | $83,390 (±$362) | $80,734 |
| Median home value | $259,300 (±$32,762) | $134,900 (±$6,661) | $263,300 (±$797) | $332,700 |
| Median real estate taxes (a year) | $5,045 (±$811) | $3,240 (±$161) | $5,298 (±$22) | $3,119 |
| Built before 1980 | 32.2% (±10.7 points) | 74.9% (±3.9 points) | 63.4% (±0.2 points) | 49.7% |
| Average commute | 37.0 minutes (±5.6) | 20.7 minutes (±1.2) | 27.8 minutes (±0.1) | 26.4 minutes |
| Households with broadband | 93.4% (±5.5 points) | 86.5% (±1.8 points) | 90.8% (±0.1 points) | 91.0% |
| Median age of residents | 49.6 years (±5.6) | 45.3 years (±0.5) | 39.0 years (±0.1) | 38.9 years |
Rock Grove Township covers 30.3 square miles of land, about 51 residents per square mile (Census Bureau Gazetteer).
How Rock Grove Township has changed since 2015–2019
| 2015–2019 | 2020–2024 | Amount of change | Verdict | |
|---|---|---|---|---|
| Residents | 1,586 (±182) | 1,537 (±268) | −3.1% | Not a measurable change |
| Housing units | 862 (±79) | 602 (±100) | −30.2% | Measurable decrease |
| Median home value | $148,600 (±$12,350) | $259,300 (±$32,762) | +74.5% | Up after inflation |
| Median household income | $74,073 (±$15,314) | $99,500 (±$31,600) | +34.3% | No measurable change after inflation |
| Median owner cost with a mortgage | $1,341 (±$151) | $1,891 (±$419) | +41.0% | No measurable change after inflation |
| Median real estate taxes | $3,939 (±$444) | $5,045 (±$811) | +28.1% | No measurable change after inflation |
| Households that rent | 12.4% (±8.1 points) | 4.3% (±4.9 points) | −8.1 percentage points | Not a measurable change |
| Rental vacancy rate | 0.0% (±31.4 points) | 0.0% (±63.7 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 Stephenson County
Rock Grove Township has no police department of its own in the FBI’s figures, so this is the figure for Stephenson County as a whole.
In 2025, the police departments that report for Stephenson County recorded 158 violent and 847 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.
ZIP codes in Rock Grove Township
| ZIP code | Share of the ZIP’s land in this place | Residents | Median gross rent | Median home value | Median household income |
|---|---|---|---|---|---|
| 61019 | 30% | 3,461 | $972 | $232,100 | $105,150 |
| 61060 | 26% | 1,554 | $773 | $161,000 | $76,726 |
| 61070 | 26% | 1,322 | $642 | $157,000 | $84,167 |
A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.
Places near Rock Grove Township
| Place | Distance | Median gross rent | Median home value | Households that rent |
|---|---|---|---|---|
| Rock City | 4.7 mi | $842 | $122,700 | 20.1% |
| Lake Summerset | 4.8 mi | $1,318 | $237,300 | 8.4% |
| Davis | 5.2 mi | $919 | $142,700 | 16.5% |
| Town of Spring Grove | 5.4 mi | $825 | $260,500 | 19.5% |
| Dakota Township | 5.6 mi | $656 | $155,600 | 27.6% |
| Town of Jefferson (Green County) | 5.9 mi | $1,016 | $231,300 | 18.4% |
| Rock Run Township | 6.0 mi | $838 | $164,800 | 13.4% |
| Dakota | 6.9 mi | $656 | $115,600 | 42.4% |
HUD Fair Market Rent for Rock Grove Township, fiscal year 2027
| Studio | 1 bedroom | 2 bedrooms | 3 bedrooms | 4 bedrooms |
|---|---|---|---|---|
| $648 | $711 | $930 | $1,179 | $1,458 |
HUD income limits for Rock Grove Township, fiscal year 2026
| Household size | Extremely low (30%) | Very low (50%) | Low (80%) |
|---|---|---|---|
| 1 person | $18,850 | $31,400 | $50,250 |
| 2 people | $21,640 | $35,900 | $57,400 |
| 3 people | $27,320 | $40,400 | $64,600 |
| 4 people | $33,000 | $44,850 | $71,750 |
| 5 people | $38,680 | $48,450 | $77,500 |
| 6 people | $44,360 | $52,050 | $83,250 |
| 7 people | $50,040 | $55,650 | $89,000 |
| 8 people | $55,720 | $59,250 | $94,750 |
These are the limits HUD sets for its housing programs in the Stephenson County, IL, where HUD’s median family income for fiscal year 2026 is $86,300.
A program can use its own limits; tax-credit and local programs often do.
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 Rock Grove Township
What is the median household income in Rock Grove Township?
The median household income in Rock Grove Township is $99,500 (±$31,600) a year (2020–2024 American Community Survey).
What is the average home value in Rock Grove Township, IL?
The Census Bureau publishes the median: $259,300 (±$32,762) for owner-occupied homes in Rock Grove Township (2020–2024 American Community Survey).
What is the average mortgage payment in Rock Grove Township?
The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Rock Grove Township, IL is $1,891 (±$419) a month, including taxes, insurance and utilities.
How much are property taxes in Rock Grove Township?
The median real estate tax paid by homeowners in Rock Grove Township, IL is $5,045 (±$811) a year (2020–2024 American Community Survey).
How many homes are in Rock Grove Township?
Rock Grove Township, IL has an estimated 602 (±100) housing units, occupied and vacant (2020–2024 American Community Survey).
How old are most homes in Rock Grove Township?
32.2% of homes in Rock Grove Township, IL were built before 1980 (2020–2024 American Community Survey).
Is Rock Grove Township growing?
In Rock Grove Township, the number of residents went from 1,586 in 2015–2019 to 1,537 in 2020–2024 (−3.1%), not a measurable change.
What ZIP codes are in Rock Grove Township?
The ZIP codes that cover Rock Grove Township are 61019, 61060, 61070.
What is the median rent in ZIP code 61019?
The median gross rent in ZIP Code Tabulation Area 61019 is $972 (±$478) a month (2020–2024 American Community Survey).
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — Rock Grove township, Stephenson County, Illinois
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Rock Grove township, Stephenson County, Illinois
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — Rock Grove township, Stephenson County, Illinois
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — Rock Grove township, Stephenson County, Illinois
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — Rock Grove township, Stephenson County, Illinois
- Total Population (B01003), 2015–2019 ACS 5-year estimates — Rock Grove township, Stephenson County, Illinois
- Median Gross Rent (B25064), 2015–2019 ACS 5-year estimates — Rock Grove township, Stephenson County, Illinois
- HUD Fair Market Rents, fiscal year 2027: Stephenson County, IL
- HUD Income Limits, fiscal year 2026: Stephenson County, IL
- US Census Bureau, American Community Survey 2020–2024 5-year estimates for ZIP Code Tabulation Areas
- 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 Rock Grove township, Stephenson County, Illinois (county subdivision:65065, in state:17 county:177).
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 .