Lake Zurich vs Round Lake

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

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

Lake Zurich has the higher population (19,727 vs 18,588 in Round Lake). Lake Zurich has the higher median household income ($139,959 vs $108,965 in Round Lake). Lake Zurich has the higher median home value ($418,300 vs $257,400 in Round Lake).

Population, income & housing

	Lake Zurich	Round Lake
Population	19,727	18,588
Median age	41.3 yrs	36.7 yrs
Median household income	$139,959	$108,965
Median home value	$418,300	$257,400
Median gross rent	$1,782	$1,494
Housing units	7,621	6,569
Homeownership rate	80.2%	79.4%
Bachelor's degree or higher	61.2%	40.5%
Unemployment rate	3.3%	6.4%

Trends (ACS 5-year, 2019–2023)

	Lake Zurich	Round Lake
Population	19,915 → 19,727 (-0.9%)	18,349 → 18,588 (+1.3%)
Median household income	$119,349 → $139,959 (+17.3%)	$82,521 → $108,965 (+32.0%)
Median home value	$337,300 → $418,300 (+24.0%)	$197,800 → $257,400 (+30.1%)
Median gross rent	$1,562 → $1,782 (+14.1%)	$1,274 → $1,494 (+17.3%)

Lake Zurich

Population

19,91519,727

Median household income

$119,349$139,959

Median home value

$337,300$418,300

Median gross rent

$1,562$1,782

Round Lake

Population

18,34918,588

Median household income

$82,521$108,965

Median home value

$197,800$257,400

Median gross rent

$1,274$1,494

Age & race/ethnicity

Age distribution (share)

	Lake Zurich	Round Lake
Under 5	5.4%	6.7%
5 to 17	17.5%	21.2%
18 to 24	8.3%	7.8%
25 to 34	10.5%	11.2%
35 to 44	14.1%	18.4%
45 to 54	16.2%	16.1%
55 to 64	14.7%	9.5%
65 to 74	8.8%	6.5%
75 and over	4.5%	2.6%

Race & ethnicity (share)

	Lake Zurich	Round Lake
White (non-Hispanic)	82.9%	46.0%
Black or African American	0.2%	3.1%
American Indian & Alaska Native	0.0%	0.3%
Asian	9.3%	14.6%
Native Hawaiian & Pacific Islander	0.0%	0.2%
Some other race	0.3%	1.1%
Two or more races	3.4%	2.6%
Hispanic or Latino	3.8%	32.1%

Educational attainment (age 25+)

Share of adults 25+

	Lake Zurich	Round Lake
No high school diploma	2.8%	12.5%
High school graduate	12.2%	21.3%
Some college or associate's	23.8%	25.7%
Bachelor's degree	37.3%	29.5%
Graduate or professional degree	23.9%	11.0%

Commute to work

How workers get to work (share)

	Lake Zurich	Round Lake
Drove alone	73.2%	70.2%
Carpooled	3.8%	12.0%
Public transit	2.7%	1.5%
Walked	0.9%	0.3%
Bicycle	0.0%	0.0%
Worked from home	18.5%	15.3%
Other means	0.9%	0.7%

Housing

Units in structure (share)

	Lake Zurich	Round Lake
1-unit, detached	77.2%	56.5%
1-unit, attached	5.9%	26.5%
2 to 4 units	0.6%	2.1%
5 to 19 units	7.5%	7.1%
20 or more units	8.4%	3.8%
Mobile home & other	0.6%	4.0%

Poverty & households

	Lake Zurich	Round Lake
Poverty rate	2.8%	9.0%
Average household size	2.66	2.96
Mean commute (minutes)	28	31
Median year structure built	1984	2003