Walnut Grove, IL Demographics

Population 120 · Census ACS 2020–24

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Walnut Grove, IL map of median age by neighborhood
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Population and households in Walnut Grove

Household size in Walnut Grove

Household size, people per household
PeriodWalnut GroveIllinoisU.S.
2006–102.612.692.68
2010–142.282.712.73
2015–192.552.662.71
2020–242.172.582.65
Change−0.44−0.11−0.03
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Walnut Grove is a place of small households, averaging 2.17 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Household size has dropped from 2.61 in 2006–10, but in a place this small, survey estimates can swing a lot from one release to the next.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Walnut Grove

Median age, years
PeriodWalnut GroveIllinoisU.S.
2006–1042.537.637.7
2010–1446.438.538.6
2015–1939.639.639.6
2020–2445.840.240.1
Change+3.3+2.6+2.3
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Walnut Grove skews older: half of its residents are older than 45.8, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Walnut Grove

Single-parent households, % of households
PeriodWalnut GroveIllinoisU.S.
2006–103.1%11.7%12.3%
2010–143.9%11.7%12.3%
2015–193.6%11.1%11.6%
2020–247.7%11.3%11.6%
Change+4.6 pts−0.4 pts−0.6 pts
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Single-parent households are relatively rare in Walnut Grove: 7.7% of households, against 11.6% nationally.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Walnut Grove

Renters in Walnut Grove

Renters, % of occupied homes
PeriodWalnut GroveIllinoisU.S.
2006–1021.4%30.8%33.3%
2010–1422.5%33.1%35.6%
2015–1911.9%33.9%36.0%
2020–2417.1%32.9%34.8%
Change−4.3 pts+2.1 pts+1.5 pts
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Only 17.1% of households in Walnut Grove rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 54.0% have no mortgage at all, well above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Walnut Grove

Vacant homes, % of all homes
PeriodWalnut GroveIllinoisU.S.
2006–1013.5%10.0%11.4%
2010–1412.3%10.1%11.4%
2015–1915.5%9.8%11.1%
2020–242.8%8.1%9.6%
Change−10.8 pts−1.9 pts−1.8 pts
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Only 2.8% of homes in Walnut Grove are vacant, far below the national rate of 9.6%, which usually means strong demand for housing.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Walnut Grove

Age of homes, median year built
PeriodWalnut GroveIllinoisU.S.
2006–10193819661974
2010–14195819671975
2015–19196219681977
2020–24196819701980
Change+30+4+6
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The housing in Walnut Grove is old by national standards: the median home dates to 1968, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates. That is in line with the rest of Illinois.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Walnut Grove

Rent, per month
PeriodWalnut GroveIllinoisU.S.
2006–10$665$953$965
2010–14$656$1,028$1,040
2015–19$645$1,165$1,213
2020–24$788$1,428$1,571
Change+$123+$475+$606
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The median renter in Walnut Grove pays $788 a month for rent and utilities, well below the national median of $1,571. The typical renter here spends 20.0% of household income on rent, comfortably under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Walnut Grove

Bachelor's degrees in Walnut Grove

Bachelor's degrees, % of adults 25+
PeriodWalnut GroveIllinoisU.S.
2006–1033.7%31.2%28.4%
2010–1431.8%32.4%29.6%
2015–1928.4%34.7%32.1%
2020–2418.4%37.7%35.6%
Change−15.3 pts+6.5 pts+7.2 pts
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Fewer adults in Walnut Grove have a four-year degree than in the country as a whole: 18.4%, against 35.6% nationally.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Walnut Grove

High school graduates, % of adults 25+
PeriodWalnut GroveIllinoisU.S.
2006–1094.8%86.3%84.9%
2010–1491.2%87.5%86.1%
2015–1993.7%89.1%87.7%
2020–2496.5%90.3%89.3%
Change+1.7 pts+4.0 pts+4.3 pts
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High school completion is high in Walnut Grove: 96.5% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Walnut Grove

Unemployment, % of the labor force
PeriodWalnut GroveIllinoisU.S.
2006–109.8%8.7%8.1%
2010–147.6%10.2%9.4%
2015–196.7%6.1%5.6%
2020–244.4%6.0%5.4%
Change−5.4 pts−2.7 pts−2.7 pts
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Unemployment in Walnut Grove runs below the national rate: 4.4% of the labor force was out of work and looking, against 5.4% nationally. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Walnut Grove compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Walnut Grove2.1745.87.7%17.1%2.8%1968$78818.4%96.5%4.4%
Good Hope2.1946.17.2%15.6%4.2%1967$76421.4%96.3%4.2%
Youngstown2.3538.213.2%12.3%1.1%1957$66420.2%86.8%4.5%
Swan Creek2.4035.415.5%11.9%1.7%1952$64120.8%84.3%4.3%
Sciota2.6336.14.6%14.2%8.3%1969$81042.9%94.8%0.3%
Bushnell2.1650.211.0%27.1%13.4%1946$70914.7%91.5%5.5%
Bardolph2.0653.07.9%9.4%16.6%1954$54734.9%94.4%4.7%
Roseville2.2141.712.7%23.5%7.4%1957$81121.5%94.1%3.3%
Prairie City2.3145.99.8%11.8%6.6%1963$72215.4%96.6%6.0%
Greenbush1.9257.46.3%15.3%0.7%1974$82238.1%94.6%0.6%
Macomb1.9935.47.6%46.8%17.7%1966$74936.1%95.4%9.3%

All figures 2020–24.

Cities with similar populations: Sand Ridge, WV · Maxine, AL · Maybank, MS · Mayflower, TX · Maynard, KY · Mayo, VA · Maza, ND · McArthur, AR · McCartney, WI · McCloud, TN

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Walnut Grove. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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