West Lafayette, Indiana Population 2021

54,950
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West Lafayette is a city located in Indiana. With a 2020 population of 54,950, it is the 16th largest city in Indiana and the 709th largest city in the United States. West Lafayette is currently growing at a rate of 3.73% annually and its population has increased by 85.67% since the most recent census, which recorded a population of 29,596 in 2010. West Lafayette reached it's highest population of 54,950 in 2021. Spanning over 14 miles, West Lafayette has a population density of 4,046 people per square mile.

The average household income in West Lafayette is $65,117 with a poverty rate of 38.51%. The median rental costs in recent years comes to $912 per month, and the median house value is $224,000. The median age in West Lafayette is 21.7 years, 21.8 years for males, and 21.7 years for females. For every 100 females there are 115.8 males.

West Lafayette Demographics

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

  • White: 68.04%
  • Asian: 23.37%
  • Black or African American: 3.68%
  • Two or more races: 3.19%
  • Other race: 0.96%
  • Native American: 0.63%
  • Native Hawaiian or Pacific Islander: 0.14%
The current population of West Lafayette, Indiana is 54,950, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 49,019.The last official US Census in 2010 recorded the population at 29,596.

West Lafayette, Indiana Population 2021

2019 and 2020 population is estimated by projecting the raw 2018 numbers.

Year Total Population Growth Annual Growth Rate
2021237,1302,0640.87%
2020235,0662,0640.88%
2019233,0022,0640.89%
2018230,9382,8371.23%
2017228,1011,0130.44%
2016227,0883,5151.55%
2015223,5732,1280.95%
2014221,4452,2621.02%
2013219,1832,7341.25%
2012216,4493,2191.49%
2011213,2302,5431.19%
2010210,6870.00%

West Lafayette Metro Area Population by Year

Population by Race

Race Population Percentage
White33,03268.04%
Asian11,34423.37%
Black or African American1,7893.68%
Two or More Races1,5513.19%
Some Other Race4650.96%
American Indian and Alaska Native3040.63%
Native Hawaiian and Other Pacific Islander660.14%
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West Lafayette Population by Race

West Lafayette Population Pyramid 2021

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West Lafayette Median Age

21.7


Total

21.8


Male

21.7


Female

West Lafayette Adults

There are 43,294 adults, (3,369 of whom are seniors) in West Lafayette.

West Lafayette Age Dependency

21.6

Age Dependency Ratio

8.4

Old Age Dependency Ratio

13.2

Child Dependency Ratio

West Lafayette Sex Ratio

Female

22,501

46.35%

Male

26,050

53.65%

West Lafayette Population by Age

West Lafayette Renter vs Owner Occupied by Household Type

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West Lafayette Household Types

Type Owner Renter
Married74.9%25.1%
Female41.6%58.4%
Male38.1%61.9%
All35.2%64.8%
Non Family16.5%83.5%

35.2%

Rate of Home Ownership

West Lafayette Households and Families

Type Count Average Size Owned
All13,9562.435.2
Non Family8,8271.9216.5
Married4,0073.374.9
Female9252.8241.6
Male1973.6438.1

3.14

Average Family Size

2.4

Average Household Size

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West Lafayette Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2231.42%
9th to 12th Grade4242.70%
High School Graduate1,5289.73%
Some College1,79811.45%
Associates Degree5053.21%
Bachelors Degree4,19926.73%
Graduate Degree7,03144.76%
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West Lafayette Educational Attainment by Sex (over 25)

West Lafayette Educational Attainment by Race

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Name Total High School Bachelors
White10,1249,9276,957
Asian4,0573,8043,446
Black571471301
Hispanic508454292
Multiple Races398379247
Other Race1269090
Native American824015
Islander5959

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 84.94%.

West Lafayette Educational Attainment by Race

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Name Average Male Female
Overall$39,961$49,224$31,029
Less Than High School$20,917$30,486$
High School Grad$30,396$26,522$30,925
Some College$29,942$58,006$22,739
Bachelors Degree$42,699$52,054$30,417
Graduate Degree$48,175$53,026$43,750

$39,961

Average Earnings

$49,224

Average Male

$31,029

Average Female

West Lafayette Earnings by Educational Attainment

West Lafayette Language by Age

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West Lafayette Language

71.39% of West Lafayette residents speak only English, while 28.61% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 15.64% of the population.

West Lafayette Language

West Lafayette Poverty by Race

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Name Total In Poverty Poverty Rate
White22,7538,77538.57%
Asian7,3332,89639.49%
Black1,21452843.49%
Hispanic1,21033327.52%
Multiple90722725.03%
Other38221456.02%
Native2968729.39%

38.51%

Overall Poverty Rate

42.12%

Male Poverty Rate

34.53%

Female Poverty Rate

Poverty in West Lafayette

The race most likely to be in poverty in West Lafayette is Other, with 56.02% below the poverty level.

The race least likely to be in poverty in West Lafayette is Multiple, with 25.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.79%. Among those working part-time, it was 62.44%, and for those that did not work, the poverty rate was 44.20%.

West Lafayette Poverty

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Name Poverty
Less Than High School36.99%
High School13.41%
Some College11.77%
Bachelors or Greater10.52%

West Lafayette Poverty Rate by Education

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Name Poverty
Male Unemployed74.34%
Female Unemployed52.19%
Female Employed34.08%
Male Employed29.76%

West Lafayette Poverty Rate by Employment Status and Sex

West Lafayette Income by Household Type

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Name Median Mean
Households$34,650$65,117
Families$93,386$116,764
Married Families$116,875-
Non Families$21,256$34,445
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Income by Household Type

West Lafayette Marital Status

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Marriage Rates

21.4%

Overall Marriage Rate

20.5%

Male Marriage Rate

22.4%

Female Marriage Rate

West Lafayette Married by Age and Sex

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West Lafayette Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

West Lafayette Marital Status by Race

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West Lafayette Marital Status

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760

Number of Veterans

745

Male Veterans

15

Female Veterans

War Veterans
Vietnam250
First Gulf War149
World War II135
Korea109
Second Gulf War95

West Lafayette Veterans by War

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Age Group Veterans
75+380
65 to 74166
35 to 54115
18 to 3471
55 to 6428

West Lafayette Veterans by Age

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Name Veterans % of Total
White7022.33%
Asian580.60%

West Lafayette Veterans by Race

West Lafayette Veterans by Education

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3.35%

Veteran Poverty Rate

42.38%

Veteran Disability Rate

West Lafayette Veterans by Education

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52%

Labor Force Participation

50%

Employment Rate

3.8%

Unemployment Rate

West Lafayette Employment by Age

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West Lafayette Employment by Race

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West Lafayette 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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38.39%

Born in Indiana

75.74%

Native Born

24.26%

Foreign Born

19.50%

Non Citizen

4.75%

Naturalized

Place of Birth

75.74% of West Lafayette residents were born in the United States, with 38.39% having been born in Indiana. 19.50% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

West Lafayette Place of Birth

Year Population Growth Annual Growth Rate
202154,9501,9773.73%
202052,9731,9773.88%
201950,9961,9774.03%
201849,0191,5153.19%
201747,50410.00%
201647,5031,3292.88%
201546,1741,1992.67%
201444,9751,3093.00%
201343,6664391.02%
201243,2277011.65%
201142,5264741.13%
201042,05213,2743.87%
200028,7782,8711.06%
199025,9074,6602.00%
198021,2472,0901.04%
197019,1576,4774.21%
196012,6808070.66%
195011,8735,6036.59%
19406,2701,1752.10%
19305,0951,2652.90%
19203,830-37-0.10%
19103,8672,66712.41%
19001,2000.00%

West Lafayette Population by Year