Oakbrook vs Union

A side-by-side comparison of Oakbrook and Union: population, income, housing, and more.

Oakbrook and Union are places in Kentucky. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Oakbrook has the higher population (9,459 vs 7,494 in Union). Union has the higher median household income ($139,013 vs $90,147 in Oakbrook). Union has the higher median home value ($382,900 vs $250,900 in Oakbrook).

Population, income & housing

	Oakbrook	Union
Population	9,459	7,494
Median age	43.0 yrs	38.5 yrs
Median household income	$90,147	$139,013
Median home value	$250,900	$382,900
Median gross rent	$1,414	$1,721
Housing units	4,093	2,569
Homeownership rate	85.1%	87.6%
Bachelor's degree or higher	36.2%	59.4%
Unemployment rate	1.5%	0.8%

Trends (ACS 5-year, 2019–2023)

	Oakbrook	Union
Population	9,023 → 9,459 (+4.8%)	5,910 → 7,494 (+26.8%)
Median household income	$82,155 → $90,147 (+9.7%)	$125,051 → $139,013 (+11.2%)
Median home value	$176,800 → $250,900 (+41.9%)	$263,200 → $382,900 (+45.5%)
Median gross rent	$977 → $1,414 (+44.7%)	$1,814 → $1,721 (-5.1%)

Oakbrook

Population

9,0239,459

Median household income

$82,155$90,147

Median home value

$176,800$250,900

Median gross rent

$977$1,414

Union

Population

5,9107,494

Median household income

$125,051$139,013

Median home value

$263,200$382,900

Median gross rent

$1,814$1,721

Age & race/ethnicity

Age distribution (share)

	Oakbrook	Union
Under 5	4.8%	5.2%
5 to 17	12.5%	22.1%
18 to 24	7.6%	7.9%
25 to 34	13.8%	10.6%
35 to 44	15.7%	11.6%
45 to 54	10.8%	15.6%
55 to 64	15.4%	10.6%
65 to 74	14.1%	11.0%
75 and over	5.2%	5.4%

Race & ethnicity (share)

	Oakbrook	Union
White (non-Hispanic)	82.9%	92.0%
Black or African American	6.5%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	2.9%	1.4%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	2.8%	4.5%
Hispanic or Latino	5.0%	2.2%

Educational attainment (age 25+)

Share of adults 25+

	Oakbrook	Union
No high school diploma	5.8%	1.3%
High school graduate	23.2%	19.9%
Some college or associate's	34.8%	19.4%
Bachelor's degree	23.3%	33.0%
Graduate or professional degree	12.9%	26.4%

Commute to work

How workers get to work (share)

	Oakbrook	Union
Drove alone	78.4%	70.1%
Carpooled	7.3%	9.7%
Public transit	0.2%	0.0%
Walked	0.3%	0.0%
Bicycle	0.0%	0.0%
Worked from home	12.5%	17.6%
Other means	1.3%	2.6%

Housing

Units in structure (share)

	Oakbrook	Union
1-unit, detached	74.6%	84.4%
1-unit, attached	13.3%	4.3%
2 to 4 units	3.4%	0.0%
5 to 19 units	8.4%	7.2%
20 or more units	0.2%	3.3%
Mobile home & other	0.0%	0.7%

Poverty & households

	Oakbrook	Union
Poverty rate	2.2%	3.3%
Average household size	2.34	3.02
Mean commute (minutes)	26	27
Median year structure built	1990	2005