Union

Population: 753
Median household income: $100,104
Median home value: $224,600

Union is a community in McHenry County, Illinois, home to 753 residents. At $100,104, its median household income sits in line with McHenry County's $102,836.

Between 2019 and 2023, Union's population grew 18.8% from 634 to 753, while its median home value rose 38.2% from $162,500 to $224,600.

Households average 2.52 people. 15.7% of adults 25 and older hold a bachelor's degree or higher.

Demographics

ACS 2019–2023

Population: 753
Median age: 38.1 yrs
Median household income: $100,104
Median home value: $224,600
Median gross rent: —
Housing units: 313
Homeownership rate: 89.6%
Bachelor's degree or higher: 15.7%
Unemployment rate: 3.4%

Trends

ACS 5-year · 2019–2023

Population

634753

Median household income

$67,083$100,104

Median home value

$162,500$224,600

Median gross rent

$1,029$789

Year	Population	Median household income	Median home value	Median gross rent
2019	634	$67,083	$162,500	$1,029
2020	680	$95,655	$177,200	$900
2021	630	$101,250	$188,100	$789
2022	568	$108,563	$218,900	—
2023	753	$100,104	$224,600	—

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 52.4%

5 to 1719.9%

18 to 249.0%

25 to 3417.3%

35 to 4417.3%

45 to 5410.5%

55 to 6412.5%

65 to 746.0%

75 and over5.2%

	Count	Share
Under 5	18	2.4%
5 to 17	150	19.9%
18 to 24	68	9.0%
25 to 34	130	17.3%
35 to 44	130	17.3%
45 to 54	79	10.5%
55 to 64	94	12.5%
65 to 74	45	6.0%
75 and over	39	5.2%

Race & ethnicity

	Count	Share
White (non-Hispanic)	680	90.3%
Black or African American	2	0.3%
American Indian & Alaska Native	0	0.0%
Asian	42	5.6%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	4	0.5%
Hispanic or Latino (any race)	25	3.3%

Educational attainment (age 25+)

No high school diploma5.0%

High school graduate46.4%

Some college or associate's32.9%

Bachelor's degree9.5%

Graduate or professional degree6.2%

	Count	Share
No high school diploma	26	5.0%
High school graduate	240	46.4%
Some college or associate's	170	32.9%
Bachelor's degree	49	9.5%
Graduate or professional degree	32	6.2%

Commute to work

Mean travel time to work: 31 min

Drove alone80.9%

Carpooled8.4%

Public transit1.3%

Walked0.0%

Bicycle0.0%

Worked from home8.8%

Other means0.6%

How workers get to work

	Count	Share
Drove alone	378	80.9%
Carpooled	39	8.4%
Public transit	6	1.3%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	41	8.8%
Other means	3	0.6%

Travel time

	Count	Share
Under 15 min	96	22.5%
15 to 29 min	151	35.4%
30 to 44 min	74	17.4%
45 to 59 min	20	4.7%
60+ min	85	20.0%

Households

Average household size: 2.52
Poverty rate: 4.2% (32 of 753)

	Count	Share
Family households	205	68.6%
Nonfamily households	94	31.4%

Housing

Median year structure built: 1956

Occupancy

	Count	Share
Occupied	299	95.5%
Vacant	14	4.5%

Tenure (of occupied units)

	Count	Share
Owner-occupied	268	89.6%
Renter-occupied	31	10.4%

1-unit, detached93.0%

1-unit, attached2.2%

2 to 4 units4.8%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	291	93.0%
1-unit, attached	7	2.2%
2 to 4 units	15	4.8%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	0	0.0%

Geography

Place GEOID: 1776706
Type (LSAD): 47
Land area: 0.84 sq mi
Water area: 0 sq mi
Center point: 42.2316, -88.5448