Watertown Population

2010–2026

1,718

2026 projection

10.5% since 2020 (increase)

05001K1.5K2K201020122014201620182020202220242026

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 Watertown. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,718+271.60%
20251,691+251.50%
20241,666+342.08%
20231,632+342.13%
20221,598+402.57%
20211,558+30.19%
20201,555+342.24%
20191,521+90.60%
20181,512-171.11%
20171,529+130.86%

Showing 10 of 17 years.

Watertown Demographics

45.1median age

Median age

Female48.1 yrs
Male40.2 yrs

Adults

1,160
230 seniors · 20%930 other adults

Sex

Female 55% · 805Male 45% · 658

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 15 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

Watertown Income

$68,148median household income

Median household income

$68,148

Half of households earn more, half earn less

Median earnings

$47,602

Typical yearly pay for a worker 25 or older.

Poverty rate

7.3%

About 1 in 14 residents

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

Watertown Marital Status

49% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married49%56%44%
Never married24%20%26%
Divorced15%16%14%
Widowed10%4%15%
Separated2%5%<1%

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