Round Lake Population

2010–2026

370

2026 projection

1.1% since 2020 (decrease)

0100200300400201020122014201620182020202220242026

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. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026370-10.27%
2025371+10.27%
2024370+10.27%
2023369-10.27%
2022370+10.27%
2021369-51.34%
2020374+61.63%
2019368-10.27%
201836900.00%
2017369-82.12%

Showing 10 of 17 years.

Round Lake Demographics

44.5median age

Median age

Female43.8 yrs
Male44.7 yrs

Adults

284
53 seniors · 19%231 other adults

Sex

Female 45% · 150Male 55% · 183

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 3 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 Income

$71,667median household income

Median household income

$71,667

Half of households earn more, half earn less

Median earnings

$47,396

Typical yearly pay for a worker 25 or older.

Poverty rate

7%

About 1 in 14 residents

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

Round Lake Marital Status

56% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married56%51%62%
Never married27%25%30%
Divorced13%20%4%
Widowed2%2%2%
Separated2%2%2%

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