Round Lake Beach Population

1940–2026

26,839

2026 projection

1.4% since 2020 (decrease)

05K10K15K20K25K30K19401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Round Lake Beach. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202626,839-630.23%
202526,902-560.21%
202426,958+170.06%
202326,941-320.12%
202226,973-1380.51%
202127,111-970.36%
202027,208+890.33%
201927,119-1930.71%
201827,312-2650.96%
201727,577-1480.53%

Showing 10 of 24 years.

Round Lake Beach Demographics

33.8median age

Median age

Female33.5 yrs
Male34.3 yrs

Adults

19,569
2,448 seniors · 13%17,121 other adults

Sex

Female 47.5% · 12,876Male 52.5% · 14,203

Population by age

MaleFemale85+ years, male: 6585+ years, female: 11880–84 years, male: 10880–84 years, female: 12375–79 years, male: 18375–79 years, female: 22770–74 years, male: 32470–74 years, female: 26865–69 years, male: 52165–69 years, female: 51160–64 years, male: 66760–64 years, female: 73055–59 years, male: 1,04155–59 years, female: 76150–54 years, male: 92050–54 years, female: 55545–49 years, male: 88945–49 years, female: 1,09340–44 years, male: 92440–44 years, female: 66535–39 years, male: 1,37435–39 years, female: 1,06030–34 years, male: 79830–34 years, female: 86725–29 years, male: 1,19225–29 years, female: 1,23020–24 years, male: 98920–24 years, female: 83915–19 years, male: 1,04515–19 years, female: 66510–14 years, male: 1,00810–14 years, female: 1,3695–9 years, male: 1,3415–9 years, female: 8310–4 years, male: 8140–4 years, female: 96485+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 271 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Round Lake Beach Income

$86,059median household income

Median household income

$86,059

Half of households earn more, half earn less

Median earnings

$47,504

Typical yearly pay for a worker 25 or older.

Poverty rate

14.8%

About 1 in 7 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Round Lake Beach Marital Status

46% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married46%45%48%
Never married38%40%36%
Divorced11%12%11%
Widowed3%2%5%
Separated1%1%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year