Rochester Population

1860–2026

6,095

2026 projection

2.8% since 2020 (decrease)

01K2K3K4K5K6K7K186018801900192019401960198020002020

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 Rochester. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20266,095-370.60%
20256,132+100.16%
20246,122-901.45%
20236,212-110.18%
20226,223-210.34%
20216,244-260.41%
20206,270+160.26%
20196,25400.00%
20186,254+440.71%
20176,210-170.27%

Showing 10 of 32 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

Rochester has a population change lower than Fulton County, Indiana, and the U.S.

  • United States+3.1%
  • Indiana+2.7%
  • Fulton County−1.9%
  • Rochester−2.2%

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.

Rochester Demographics

44.8median age

Median age

Female49.6 yrs
Male42.9 yrs

Adults

4,973
1,450 seniors (65+) · 29% of adults3,523 other adults

Sex

Female 49.9% · 3,101Male 50.1% · 3,114

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 62 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

Rochester Income

$57,008median household income

Median household income

$57,008

Half of households earn more, half earn less

Median earnings

$44,017

Typical yearly pay for a worker 25 or older.

Poverty rate

18.1%

About 1 in 6 residents

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

Rochester Marital Status

41% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married41%42%40%
Never married27%35%20%
Divorced20%19%22%
Widowed10%2%18%
Separated1%2%1%

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