Watertown, Connecticut Population 2021

21,436
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Watertown is a city located in Litchfield County Connecticut. Watertown has a 2020 population of 21,436. Watertown is currently declining at a rate of -0.33% annually and its population has decreased by -4.85% since the most recent census, which recorded a population of 22,529 in 2010. Watertown reached it's highest population of 22,529 in 2010.

The average household income in Watertown is $103,481 with a poverty rate of 5.43%. The median rental costs in recent years comes to $1,072 per month, and the median house value is $234,900. The median age in Watertown is 45.8 years, 45.2 years for males, and 46.4 years for females.

Watertown Demographics

According to the most recent ACS, the racial composition of Watertown was:

  • White: 92.26%
  • Two or more races: 2.45%
  • Asian: 2.00%
  • Black or African American: 1.82%
  • Other race: 1.26%
  • Native American: 0.21%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Watertown, Connecticut is 21,436 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 21,649.The last official US Census in 2010 recorded the population at 22,529.

Watertown, Connecticut Population 2021

Population by Race

Race Population Percentage
White20,06792.26%
Two or More Races5332.45%
Asian4362.00%
Black or African American3961.82%
Some Other Race2731.26%
American Indian and Alaska Native460.21%
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Watertown Population by Race

Watertown Population Pyramid $2021

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Watertown Median Age

45.8


Total

45.2


Male

46.4


Female

Watertown Adults

There are 17,850 adults, (4,159 of whom are seniors) in Watertown.

Watertown Age Dependency

58.9

Age Dependency Ratio

30.4

Old Age Dependency Ratio

28.5

Child Dependency Ratio

Watertown Sex Ratio

Female

10,782

49.57%

Male

10,969

50.43%

Watertown Population by Age

Watertown Renter vs Owner Occupied by Household Type

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Watertown Household Types

Type Owner Renter
Male100%0%
Married93.2%6.8%
All79.1%20.9%
Female63.1%36.9%
Non Family56.8%43.2%

79.1%

Rate of Home Ownership

Watertown Households and Families

Type Count Average Size Owned
All8,5132.5279.1
Married4,6163.1393.2
Non Family2,6261.1656.8
Female8953.2463.1
Male3762.84100

3.06

Average Family Size

2.52

Average Household Size

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Watertown Households by Type

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Education Attained Count Percentage
Less Than 9th Grade6073.77%
9th to 12th Grade7664.76%
High School Graduate4,85930.19%
Some College2,63516.37%
Associates Degree1,79311.14%
Bachelors Degree3,26620.29%
Graduate Degree2,17113.49%
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Watertown Educational Attainment by Sex (over 25)

Watertown Educational Attainment by Race

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Race Total High School Bachelors
White14,47113,2894,722
Hispanic923795344
Asian294276156
Black280257140
2+ Races25119188
Other Race16916940

The highest rate of high school graduation is among other race people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 53.06%.

Watertown Educational Attainment by Race

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Name Average Male Female
Overall$50,352$57,661$41,899
Less Than 9th Grade$21,183$21,579$20,347
High School Graduate$42,214$49,500$30,000
Some College$46,190$59,440$31,239
Bachelors Degree$59,340$67,723$52,346
Graduate Degree$62,904$104,306$52,348

$50,352

Average Earnings

$57,661

Average Male

$41,899

Average Female

Watertown Earnings by Educational Attainment

Watertown Language by Age

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Watertown Language

84.59% of Watertown residents speak only English, while 15.41% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 8.49% of the population.

Watertown Language

Watertown Poverty by Race

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Name Total In Poverty Poverty Rate
White19,1278074.22%
Hispanic1,44627719.16%
Black3965614.14%
Asian436235.28%
Other273134.76%

5.43%

Overall Poverty Rate

6.35%

Male Poverty Rate

4.48%

Female Poverty Rate

Poverty in Watertown

The race most likely to be in poverty in Watertown is Hispanic, with 19.16% below the poverty level.

The race least likely to be in poverty in Watertown is White, with 4.22% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.16%. Among those working part-time, it was 7.26%, and for those that did not work, the poverty rate was 9.45%.

Watertown Poverty

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Name Poverty
Less Than 9th Grade15.32%
High School5.16%
Some College4.32%
Bachelors or Greater2.02%

Watertown Poverty Rate by Education

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Rate Poverty
Female Unemployed27.92%
Male Unemployed6.58%
Male Employed4.66%
Female Employed1.62%

Watertown Poverty Rate by Employment Status and Sex

Watertown Income by Household Type

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Name Median Mean
Households$79,576$103,481
Families$99,864$123,153
Married Families$111,702-
Non Families$40,225$55,071
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Income by Household Type

Watertown Marital Status

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Marriage Rates

53.7%

Overall Marriage Rate

53.4%

Male Marriage Rate

54.0%

Female Marriage Rate

Watertown Married by Age and Sex

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Watertown Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Watertown Marital Status by Race

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Watertown Marital Status

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1,325

Number of Veterans

1,192

Male Veterans

133

Female Veterans

War Veterans
Vietnam475
Second Gulf War252
First Gulf War181
World War II105
Korea55

Watertown Veterans by War

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Age Group Veterans
65 to 74425
75+396
35 to 54370
55 to 64107
18 to 3427

Watertown Veterans by Age

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Name Veterans % of Total
White1,3027.79%
Hispanic13011.63%
Asian154.63%
Black82.42%

Watertown Veterans by Race

Watertown Veterans by Education

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7.53%

Veteran Poverty Rate

38.74%

Veteran Disability Rate

Watertown Veterans by Education

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69.8%

Labor Force Participation

65.8%

Employment Rate

5.6%

Unemployment Rate

Watertown Employment by Age

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Watertown Employment by Race

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Watertown Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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72.38%

Born in Watertown

89.56%

Native Born

10.44%

Foreign Born

3.39%

Non Citizen

7.05%

Naturalized

Place of Birth

89.56% of Watertown residents were born in the United States, with 72.38% having been born in Connecticut. 3.39% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Watertown Place of Birth

Year Population Growth Annual Growth Rate
202121,436-71-0.33%
202021,507-71-0.33%
201921,578-71-0.33%
201821,649-63-0.29%
201721,712-114-0.52%
201621,826-158-0.72%
201521,984-102-0.46%
201422,086-147-0.66%
201322,233-67-0.30%
201222,300-148-0.66%
201122,448-81-0.36%
201022,5290.00%

Watertown Population by Year