Rochester Population

1860–2026

3,784

2026 projection

0.5% since 2020 (increase)

01K2K3K4K186018801900192019401960198020002020

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 Rochester. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20263,784-20.05%
20253,786+280.75%
20243,758+190.51%
20233,739-80.21%
20223,747-180.48%
20213,765-10.03%
20203,766-1042.69%
20193,870+90.23%
20183,861+481.26%
20173,813+350.93%

Showing 10 of 29 years.

Rochester Demographics

47.2median age

Median age

Female53.1 yrs
Male43.6 yrs

Adults

3,120
745 seniors · 24%2,375 other adults

Sex

Female 50.8% · 1,911Male 49.2% · 1,853

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 38 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

$107,038median household income

Median household income

$107,038

Half of households earn more, half earn less

Median earnings

$67,205

Typical yearly pay for a worker 25 or older.

Poverty rate

2.9%

About 1 in 35 residents

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

Rochester Marital Status

61% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married61%61%62%
Never married24%31%18%
Divorced11%7%15%
Widowed3%2%5%
Separated0%0%0%

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