Housing data for South Grove Township, IL

South Grove Township, IL has an estimated 352 residents and 152 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a township in DeKalb County.

18.1% of households rent.

The median gross rent is $1,563 a month.

Figures last updated on .

Residents
352 (±108)
Housing units
152 (±46)
Households that rent
18.1%
Median gross rent
$1,563
Residents since 2015–2019
−3.8%

What stands out in South Grove Township

Homes heated by fuel oil: 10.4% (±9.0 points) in South Grove Township, higher than in DeKalb County (0.3%).

Median household income: $112,941 (±$10,638) in South Grove Township, higher than in DeKalb County ($70,724).

Households that rent: 18.1% (±12.1 points) in South Grove Township, lower than in DeKalb County (38.6%).

Housing in South Grove Township at a glance

  • Median rent: $1,563 median gross rent a month (Small sample: wide margin of error)
  • Rent burden: 0.0% of renters pay 30% or more of income (Small sample: wide margin of error)
  • Renters and owners: 18.1% of households rent (Small sample: wide margin of error)
  • Income and affordability: $112,941 median household income (Small sample: wide margin of error)
  • Home values: $267,900 median home value
  • Homeowner costs: $1,708 median monthly cost with a mortgage (Small sample: wide margin of error)
  • Property taxes: $5,930 median real estate taxes a year
  • Types of homes: 0.0% of homes are in buildings of 5 or more units (Small sample: wide margin of error)
  • Bedrooms: 84.2% of homes have 3 or more bedrooms (Small sample: wide margin of error)
  • Age of homes: 59.8% of homes were built before 1980 (Small sample: wide margin of error)
  • Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
  • Heating fuel: 71.5% heat with propane (Small sample: wide margin of error)
  • Commute and cars: 28.9 minutes average trip to work (Small sample: wide margin of error)
  • Growth: −3.8% residents since 2015–2019 (Small sample: wide margin of error)
  • How long people stay: 16.0% 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)

South Grove Township against DeKalb County, its state and the nation

Estimate (90% margin of error)
South Grove TownshipDeKalb CountyIllinoisUnited States
Residents352 (±108)100,703 (exact)12,694,798 (exact)334,922,499
Housing units152 (±46)41,678 (±77)5,457,452 (±471)143,775,355
Households that rent18.1% (±12.1 points)38.6% (±1.5 points)32.9% (±0.2 points)34.8%
Median gross rent$1,563 (±$1,059)$1,049 (±$33)$1,274 (±$5)$1,413
Median household income$112,941 (±$10,638)$70,724 (±$2,546)$83,390 (±$362)$80,734
Median home value$267,900 (±$73,739)$243,600 (±$5,310)$263,300 (±$797)$332,700
Median real estate taxes (a year)$5,930 (±$839)$5,974 (±$128)$5,298 (±$22)$3,119
Built before 198059.8% (±27.3 points)52.7% (±2.8 points)63.4% (±0.2 points)49.7%
Average commute28.9 minutes (±3.9)26.7 minutes (±1.1)27.8 minutes (±0.1)26.4 minutes
Households with broadband96.5% (±4.0 points)92.7% (±1.2 points)90.8% (±0.1 points)91.0%
Median age of residents56.3 years (±16.9)32.7 years (±0.4)39.0 years (±0.1)38.9 years

South Grove Township covers 34.4 square miles of land, about 10 residents per square mile (Census Bureau Gazetteer).

How South Grove Township has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents366 (±106)352 (±108)−3.8%Not a measurable change
Housing units181 (±46)152 (±46)−16.0%Not a measurable change
Median gross rent$933 (±$353)$1,563 (±$1,059)+67.5%No measurable change after inflation
Median home value$226,200 (±$23,965)$267,900 (±$73,739)+18.4%No measurable change after inflation
Median household income$78,750 (±$26,353)$112,941 (±$10,638)+43.4%No measurable change after inflation
Median owner cost with a mortgage$1,500 (±$493)$1,708 (±$999)+13.9%No measurable change after inflation
Median real estate taxes$5,708 (±$903)$5,930 (±$839)+3.9%No measurable change after inflation
Households that rent21.5% (±14.5 points)18.1% (±12.1 points)−3.4 percentage pointsNot a measurable change
Rental vacancy rate0.0% (±46.8 points)0.0% (±62.5 points)0.0 percentage pointsNot 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 DeKalb County

South Grove Township has no police department of its own in the FBI’s figures, so this is the figure for DeKalb County as a whole.

In 2025, the police departments that report for DeKalb County recorded 164 violent and 1,287 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 South Grove Township

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
6011146%257—$375,900$84,583
6012927%229$695$187,500$117,750
6014622%2,369$1,044$222,000$88,032
6015014%1,738$1,104$188,400$86,719

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 South Grove Township

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Kirkland5.2 mi$875$191,60026.5%
Lynnville Township5.4 mi$950$190,20023.4%
Mayfield Township5.7 mi$1,138$435,70034.7%
Malta Township5.9 mi$1,139$186,00024.3%
Franklin Township6.2 mi$1,034$221,40028.7%
Malta6.2 mi$1,063$180,30025.5%
Dement Township7.0 mi$969$184,90047.9%
Creston7.5 mi$988$167,40036.7%

Places in Illinois most like South Grove Township

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Somonauk Township$1,375$263,900$100,11918.2%
Long Lake$1,530$220,100$104,62117.5%
Alto Township$1,500$212,000$127,83310.7%
Lisbon Township$1,737$318,900$88,75015.6%
Squaw Grove Township$1,340$312,400$91,33923.0%
McHenry Township$1,396$261,900$94,53117.0%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Illinois.

HUD Fair Market Rent for South Grove Township, fiscal year 2027

DeKalb County, IL HUD Metro FMR Area, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$1,052$1,155$1,481$2,006$2,301

HUD income limits for South Grove Township, fiscal year 2026

DeKalb County, IL HUD Metro FMR Area, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$23,350$38,900$62,300
2 people$26,700$44,450$71,200
3 people$30,050$50,050$80,100
4 people$33,350$55,600$88,950
5 people$38,680$60,050$96,100
6 people$44,360$64,500$103,200
7 people$50,040$68,950$110,300
8 people$55,720$73,400$117,450

These are the limits HUD sets for its housing programs in the DeKalb County, IL HUD Metro FMR Area, where HUD’s median family income for fiscal year 2026 is $112,500.

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 South Grove Township

What is the average home value in South Grove Township, IL?

The Census Bureau publishes the median: $267,900 (±$73,739) for owner-occupied homes in South Grove Township (2020–2024 American Community Survey).

How much are property taxes in South Grove Township?

The median real estate tax paid by homeowners in South Grove Township, IL is $5,930 (±$839) a year (2020–2024 American Community Survey).

Is South Grove Township growing?

In South Grove Township, the number of residents went from 366 in 2015–2019 to 352 in 2020–2024 (−3.8%), not a measurable change.

What ZIP codes are in South Grove Township?

The ZIP codes that cover South Grove Township are 60111, 60129, 60146, 60150.

Sources

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 South Grove township, DeKalb County, Illinois (county subdivision:70837, in state:17 county:037).

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.

Request a Census API 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 .

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