Summit Lake is a CDP located in Langlade County, Wisconsin. Summit Lake has a 2025 population of 49 . Summit Lake is currently declining at a rate of -10.91% annually and its population has decreased by -32.88% since the most recent census, which recorded a population of 73 in 2020.
The average household income in Summit Lake is $83,118 with a poverty rate of 6.19%. The median age in Summit Lake is 63.2 years: 62.8 years for males, and 63.4 years for females. For every 100 females there are 98.0 males.
Data after 2023 is projected based on recent change
The racial composition of Summit Lake includes 92.78% White, and smaller percentages for and multiracial populations.
White (92.78%)
Two or more races (7.22%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 90 | 92.78% |
| Two or more races | 7 | 7.22% |
Married
Widowed
Divorced
Separated
Never Married
Summit Lake's average per capita income is $0. Household income levels show a median of $74,286. The poverty rate stands at 6.19%.
Name | Median | Mean |
|---|---|---|
| Married Families | $74,643 | - |
| Households | $74,286 | $83,118 |
| Families | $74,286 | $92,253 |
| Non Families | - | $60,075 |
Average Income
Median Household Income
Poverty Rate