Buffalo Grove vs Round Lake Beach

A side-by-side comparison of Buffalo Grove and Round Lake Beach: population, income, housing, and more.

Buffalo Grove and Round Lake Beach are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Buffalo Grove has the higher population (42,824 vs 27,081 in Round Lake Beach). Buffalo Grove has the higher median household income ($129,820 vs $86,632 in Round Lake Beach). Buffalo Grove has the higher median home value ($392,900 vs $191,200 in Round Lake Beach).

Population, income & housing

	Buffalo Grove	Round Lake Beach
Population	42,824	27,081
Median age	42.1 yrs	34.1 yrs
Median household income	$129,820	$86,632
Median home value	$392,900	$191,200
Median gross rent	$2,042	$1,382
Housing units	16,567	8,996
Homeownership rate	81.5%	79.0%
Bachelor's degree or higher	66.6%	16.8%
Unemployment rate	2.5%	7.4%

Trends (ACS 5-year, 2019–2023)

	Buffalo Grove	Round Lake Beach
Population	41,062 → 42,824 (+4.3%)	27,507 → 27,081 (-1.5%)
Median household income	$115,951 → $129,820 (+12.0%)	$70,474 → $86,632 (+22.9%)
Median home value	$332,300 → $392,900 (+18.2%)	$142,900 → $191,200 (+33.8%)
Median gross rent	$1,643 → $2,042 (+24.3%)	$1,334 → $1,382 (+3.6%)

Buffalo Grove

Population

41,06242,824

Median household income

$115,951$129,820

Median home value

$332,300$392,900

Median gross rent

$1,643$2,042

Round Lake Beach

Population

27,50727,081

Median household income

$70,474$86,632

Median home value

$142,900$191,200

Median gross rent

$1,334$1,382

Age & race/ethnicity

Age distribution (share)

	Buffalo Grove	Round Lake Beach
Under 5	5.6%	6.4%
5 to 17	19.1%	21.0%
18 to 24	7.0%	9.1%
25 to 34	8.3%	14.8%
35 to 44	15.4%	15.0%
45 to 54	15.5%	13.9%
55 to 64	13.7%	10.8%
65 to 74	9.6%	5.8%
75 and over	5.9%	3.3%

Race & ethnicity (share)

	Buffalo Grove	Round Lake Beach
White (non-Hispanic)	58.6%	35.5%
Black or African American	3.7%	4.5%
American Indian & Alaska Native	0.1%	0.1%
Asian	28.2%	2.3%
Native Hawaiian & Pacific Islander	0.1%	0.0%
Some other race	0.4%	0.8%
Two or more races	2.6%	2.5%
Hispanic or Latino	6.3%	54.3%

Educational attainment (age 25+)

Share of adults 25+

	Buffalo Grove	Round Lake Beach
No high school diploma	3.2%	23.0%
High school graduate	10.0%	31.5%
Some college or associate's	20.2%	28.7%
Bachelor's degree	37.5%	12.2%
Graduate or professional degree	29.2%	4.6%

Commute to work

How workers get to work (share)

	Buffalo Grove	Round Lake Beach
Drove alone	62.1%	75.0%
Carpooled	4.5%	14.1%
Public transit	3.2%	3.0%
Walked	0.5%	0.2%
Bicycle	0.0%	0.1%
Worked from home	28.5%	6.8%
Other means	1.2%	0.9%

Housing

Units in structure (share)

	Buffalo Grove	Round Lake Beach
1-unit, detached	53.9%	76.1%
1-unit, attached	13.8%	10.2%
2 to 4 units	4.7%	2.9%
5 to 19 units	12.9%	5.9%
20 or more units	14.3%	4.1%
Mobile home & other	0.5%	0.9%

Poverty & households

	Buffalo Grove	Round Lake Beach
Poverty rate	6.5%	10.6%
Average household size	2.65	3.15
Mean commute (minutes)	27	31
Median year structure built	1982	1987