Rock Springs Population

2010–2026

355

2026 projection

8.6% since 2020 (increase)

0100200300400201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal 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 Rock Springs. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026355+72.01%
2025348-61.69%
2024354-10.28%
2023355-41.11%
2022359+3611.15%
2021323-41.22%
2020327-20.61%
2019329-41.20%
2018333-51.48%
2017338-30.88%

Showing 10 of 17 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Rock Springs is growing faster than Sauk County, Wisconsin, and the U.S.

  • Rock Springs+6.7%
  • United States+3.1%
  • Sauk County+1.3%
  • Wisconsin+1.3%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Rock Springs Demographics

37.6median age

Median age

Female36.8 yrs
Male38 yrs

Adults

250
52 seniors (65+) · 21% of adults198 other adults

Sex

Female 49.2% · 159Male 50.8% · 164

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

Rock Springs Income

$77,250median household income

Median household income

$77,250

Half of households earn more, half earn less

Median earnings

$42,125

Typical yearly pay for a worker 25 or older.

Poverty rate

11.5%

About 1 in 9 residents

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

Rock Springs Marital Status

55% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married55%53%56%
Never married30%36%24%
Divorced10%7%13%
Widowed4%3%5%
Separated2%2%2%

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