Rensselaer County, New York Population 2021

Rensselaer County, New York's estimated population is 157,576 with a growth rate of -0.36% in the past year according to the most recent United States census data. Rensselaer County, New York is the 22nd largest county in New York. The 2010 Population was 159,340 and has seen a growth of -1.11% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021157,576-569-0.36%
2020158,145-569-0.36%
2019158,714-569-0.36%
2018159,283830.05%
2017159,200-94-0.06%
2016159,294-142-0.09%
2015159,436-230-0.14%
2014159,6661210.08%
2013159,5451080.07%
2012159,437-152-0.10%
2011159,5892490.16%
2010159,3404,9113.18%
1990154,4292,4631.62%
1980151,966-544-0.36%
1970152,5109,9256.96%
1960142,5859,9787.52%
1950132,60710,7738.84%
1940121,8342,0531.71%
1930119,7816,6525.88%
1920113,129-9,147-7.48%
1910122,2765790.48%
1900121,697-2,814-2.26%
1890124,5119,1837.96%
1880115,32815,77915.85%
187099,54913,22115.31%
186086,32812,96517.67%
185073,36313,10421.75%
184060,25910,83521.92%
183049,4249,27123.09%
182040,1533,84410.59%
181036,3095,95819.63%
180030,3510.00%
2021 Growth Rate
-0.36%
County Website
Founded
1791
County Seat
2010 Population
159,340
Growth Since 2010
-1.11%
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Rensselaer County, New York Population Growth

Population by Race

Race Population Percentage
White137,00286.06%
Black or African American10,2686.45%
Two or More Races5,7173.59%
Asian4,2822.69%
Some Other Race1,6751.05%
American Indian and Alaska Native2280.14%
Native Hawaiian and Other Pacific Islander130.01%
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Rensselaer County, New York Population by Race

Rensselaer County, New York Population Pyramid $2021

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Rensselaer County, New York Median Age

39.8


Total

37.8


Male

41.8


Female

Rensselaer County, New York Adults

There are 128,104 adults, (26,307 of whom are seniors) in Rensselaer County, New York.

Rensselaer County, New York Age Dependency

56.4

Age Dependency Ratio

25.8

Old Age Dependency Ratio

30.5

Child Dependency Ratio

Rensselaer County, New York Sex Ratio

Female

80,337

50.47%

Male

78,848

49.53%

Rensselaer County, New York Population by Age

Rensselaer County, New York Renter vs Owner Occupied by Household Type

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Rensselaer County, New York Household Types

Type Owner Renter
Married84.4%15.6%
All62.8%37.2%
Male55.1%44.9%
Non Family47.3%52.7%
Female41.8%58.2%

62.8%

Rate of Home Ownership

Rensselaer County, New York Households and Families

Type Count Average Size Owned
All64,9062.3662.8
Married27,7403.0584.4
Non Family25,6871.2847.3
Female8,2943.141.8
Male3,1853.1655.1

2.95

Average Family Size

2.36

Average Household Size

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Rensselaer County, New York Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2,8522.55%
9th to 12th Grade6,2195.57%
High School Graduate32,36928.97%
Some College19,27817.25%
Associates Degree15,24113.64%
Bachelors Degree20,12118.01%
Graduate Degree15,65514.01%
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Rensselaer County, New York Educational Attainment by Sex (over 25)

Rensselaer County, New York Educational Attainment by Race

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Race Total High School Bachelors
White97,49190,67732,081
Black6,5055,457878
Hispanic3,9153,162698
Asian2,4042,1191,662
2+ Races1,8131,508406
Other Race940700177
Native American21611235
Islander1313

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

The highest rate of bachelors degrees is among asian people with a rate of 69.13%.

Rensselaer County, New York Educational Attainment by Race

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Name Average Male Female
Overall$47,205$51,568$43,016
Less Than 9th Grade$25,023$27,681$18,529
High School Graduate$36,384$42,115$30,613
Some College$44,039$49,220$38,881
Bachelors Degree$57,901$67,067$51,573
Graduate Degree$69,880$76,883$64,449

$47,205

Average Earnings

$51,568

Average Male

$43,016

Average Female

Rensselaer County, New York Earnings by Educational Attainment

Rensselaer County, New York Language by Age

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Rensselaer County, New York Language

92.22% of Rensselaer County, New York residents speak only English, while 7.78% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.62% of the population.

Rensselaer County, New York Language

Rensselaer County, New York Poverty by Race

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Name Total In Poverty Poverty Rate
White128,65311,4858.93%
Black9,8542,77128.12%
Hispanic7,4932,25630.11%
Multiple5,4311,69731.25%
Asian3,29843213.10%
Other1,65239724.03%
Native2143516.36%

11.71%

Overall Poverty Rate

10.50%

Male Poverty Rate

12.88%

Female Poverty Rate

Poverty in Rensselaer County, New York

The race most likely to be in poverty in Rensselaer County, New York is Multiple, with 31.25% below the poverty level.

The race least likely to be in poverty in Rensselaer County, New York is White, with 8.93% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.83%. Among those working part-time, it was 16.46%, and for those that did not work, the poverty rate was 17.43%.

Rensselaer County, New York Poverty

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Name Poverty
Less Than 9th Grade26.08%
High School10.69%
Some College7.41%
Bachelors or Greater3.47%

Rensselaer County, New York Poverty Rate by Education

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Rate Poverty
Female Unemployed28.60%
Male Unemployed26.28%
Female Employed6.49%
Male Employed4.39%

Rensselaer County, New York Poverty Rate by Employment Status and Sex

Rensselaer County, New York Income by Household Type

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Name Median Mean
Households$68,991$85,835
Families$87,508$103,717
Married Families$106,703$123,446
Non Families$42,627$53,688
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Income by Household Type

Rensselaer County, New York Marital Status

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Marriage Rates

44.4%

Overall Marriage Rate

45.5%

Male Marriage Rate

43.4%

Female Marriage Rate

Rensselaer County, New York Married by Age and Sex

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Rensselaer County, New York Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Rensselaer County, New York Marital Status by Race

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Rensselaer County, New York Marital Status

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9,397

Number of Veterans

8,750

Male Veterans

647

Female Veterans

War Veterans
Vietnam3,678
First Gulf War1,308
Second Gulf War1,289
Korea854
World War II323

Rensselaer County, New York Veterans by War

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Age Group Veterans
65 to 742,619
75+2,428
55 to 642,132
35 to 541,568
18 to 34650

Rensselaer County, New York Veterans by Age

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Name Veterans % of Total
White8,9747.98%
Hispanic1953.91%
Black1872.45%
2+ Races953.68%
Asian762.06%
Other Race443.57%
Native American219.63%

Rensselaer County, New York Veterans by Race

Rensselaer County, New York Veterans by Education

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5.84%

Veteran Poverty Rate

28.84%

Veteran Disability Rate

Rensselaer County, New York Veterans by Education

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65.1%

Labor Force Participation

61.8%

Employment Rate

4.7%

Unemployment Rate

Rensselaer County, New York Employment by Age

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Rensselaer County, New York Employment by Race

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Rensselaer County, New York 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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77.52%

Born in Rensselaer County, New York

94.81%

Native Born

5.19%

Foreign Born

2.62%

Non Citizen

2.57%

Naturalized

Place of Birth

94.81% of Rensselaer County, New York residents were born in the United States, with 77.52% having been born in New York. 2.62% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Rensselaer County, New York Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources