Rock Lake Flag

Rock Lake

County:
Lyon County
County Seat:
No
Area (mi²):
33.024
State:
Minnesota

Rock Lake is located in Lyon County, Minnesota. Rock Lake has a 2025 population of 273. Rock Lake is currently declining at a rate of -0.36% annually and its population has decreased by -0.73% since the most recent census, which recorded a population of 275 in 2020.

The average household income in Rock Lake is $101,019 with a poverty rate of 0%.The median age in Rock Lake is 34.8 years: 34.7 years for males, and 36 years for females.

273
Total Population
8
Density (mi²)
-1 -0.36%
Growth

Rock Lake Population

Rock Lake Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Rock Lake includes 91.19% White, and smaller percentages for other race and multiracial populations.

Population by Race

White (91.2%)

Two or more races (6.5%)

Other race (2.3%)

Race
Population
Percentage (of total)
White32191.19%
Two or more races236.53%
Other race82.27%

Rock Lake Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Rock Lake's average per capita income is $49,625. Household income levels show a median of $88,750. The poverty rate stands at 0%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Families$101,250$109,889
Married Families$101,250$109,889
Households$88,750$101,019
Non Families-$49,767

$49,625

Average Income

$88,750

Median Household Income

0%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)