West Lafayette, Indiana Population 2020

48,398

West Lafayette is a city located in Indiana. With a 2020 population of 48,398, it is the 20th largest city in Indiana and the 816th largest city in the United States. West Lafayette is currently growing at a rate of 0.09% annually and its population has increased by 63.53% since the most recent census, which recorded a population of 29,596 in 2010. Spanning over 14 miles, West Lafayette has a population density of 3,563 people per square mile.

The average household income in West Lafayette is $63,250 with a poverty rate of 41.16%. The median rental costs in recent years comes to $884 per month, and the median house value is $217,300. The median age in West Lafayette is 21.8 years, 21.8 years for males, and 21.7 years for females. For every 100 females there are 119.0 males.

West Lafayette Demographics

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

  • White: 68.37%
  • Asian: 23.60%
  • Black or African American: 3.54%
  • Two or more races: 3.19%
  • Other race: 0.64%
  • Native American: 0.50%
  • Native Hawaiian or Pacific Islander: 0.16%
The current population of West Lafayette, Indiana is 48,398, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 48,308.The last official US Census in 2010 recorded the population at 29,596.

West Lafayette, Indiana Population 2020

Year Total Population Growth Annual Growth Rate
2020224,8101,4910.66%
2019223,3191,4910.67%
2018221,8281,4910.67%
2017220,3371,2170.55%
2016219,1203,7651.72%
2015215,3552,2221.03%
2014213,1332,3001.08%
2013210,8332,7731.32%
2012208,0603,3111.59%
2011204,7492,5901.26%
2010202,1590.00%

Population by Race

Race Population Percentage
White32,28668.37%
Asian11,14523.60%
Black or African American1,6743.54%
Two or More Races1,5063.19%
Some Other Race3010.64%
American Indian and Alaska Native2380.50%
Native Hawaiian and Other Pacific Islander740.16%

West Lafayette Population Pyramid 2020

West Lafayette Median Age

21.8


Total

21.8


Male

21.7


Female

West Lafayette Adults

There are 42,334 adults, (3,238 of whom are seniors) in West Lafayette.

West Lafayette Age Dependency

20.8

Age Dependency Ratio

8.3

Old Age Dependency Ratio

12.5

Child Dependency Ratio

West Lafayette Sex Ratio

Female

21,566

45.67%

Male

25,658

54.33%

West Lafayette Households and Families

West Lafayette Renter vs Owner Occupied by Household Type

West Lafayette Household Types

Type Owner Renter
Married74.6%25.4%
Female45.7%54.3%
Male38.9%61.1%
All34.6%65.4%
Non Family15.2%84.8%

34.6%

Rate of Home Ownership

Type Count Average Size Owned
All13,8342.3834.6
Non Family8,8441.9515.2
Married4,0353.1974.6
Female7982.7145.7
Male1573.6338.9

3.05

Average Family Size

2.38

Average Household Size

3.4%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

West Lafayette Education

Education Attained Count Percentage
Less Than 9th Grade2761.81%
9th to 12th Grade3882.54%
High School Graduate1,4689.61%
Some College1,72111.26%
Associates Degree5173.38%
Bachelors Degree4,00926.24%
Graduate Degree6,90145.16%

West Lafayette Educational Attainment by Race

Name Total High School Bachelors
White9,8389,5996,651
Asian4,1453,8613,617
Hispanic499468277
Black452369188
Multiple Races348320199
Other Race10010090
Islander6666
Native American50208

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 other race people with a rate of 90.00%.

Name Average Male Female
Overall$40,804$52,992$30,334
Less Than High School$21,192$$20,744
High School Grad$26,413$26,141$30,368
Some College$28,125$45,345$22,197
Bachelors Degree$46,262$58,729$27,917
Graduate Degree$50,032$54,368$42,593

$40,804

Average Earnings

$52,992

Average Male

$30,334

Average Female

West Lafayette Language

West Lafayette Language by Age

West Lafayette Language

72.61% of West Lafayette residents speak only English, while 27.39% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 16.12% of the population.

West Lafayette Poverty

West Lafayette Poverty by Race

Name Total In Poverty Poverty Rate
White22,0849,04840.97%
Asian7,4883,17442.39%
Black1,16062954.22%
Hispanic1,21736529.99%
Multiple94523324.66%
Other23116772.29%
Native2368134.32%

41.16%

Overall Poverty Rate

44.27%

Male Poverty Rate

37.66%

Female Poverty Rate

Poverty in West Lafayette

The race most likely to be in poverty in West Lafayette is Other, with 72.29% below the poverty level.

The race least likely to be in poverty in West Lafayette is Multiple, with 24.66% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.71%. Among those working part-time, it was 63.40%, and for those that did not work, the poverty rate was 48.01%.

Name Poverty
Less Than High School35.48%
High School19.97%
Bachelors or Greater12.03%
Some College10.93%
Name Poverty
Male Unemployed71.01%
Female Unemployed54.91%
Female Employed33.64%
Male Employed32.28%

West Lafayette Income

West Lafayette Income by Household Type

Name Median Mean
Households$33,270$63,250
Families$92,284$116,103
Married Families$106,039-
Non Families$21,262$32,898

West Lafayette Marital Status

West Lafayette Marital Status

Marriage Rates

21.7%

Overall Marriage Rate

20.5%

Male Marriage Rate

23.1%

Female Marriage Rate

West Lafayette Married by Age and Sex

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 45-54.

West Lafayette Marital Status by Race

West Lafayette Veterans

818

Number of Veterans

810

Male Veterans

8

Female Veterans

War Veterans
Vietnam286
First Gulf War170
World War II141
Second Gulf War134
Korea128
Age Group Veterans
75+372
65 to 74224
35 to 54124
18 to 3469
55 to 6429
Name Veterans % of Total
White7622.57%
Asian560.58%

$West Lafayette Veterans by Education

3.04%

Veteran Poverty Rate

34.49%

Veteran Disability Rate

West Lafayette Employment Status

51.1%

Labor Force Participation

48.9%

Employment Rate

4%

Unemployment Rate

West Lafayette Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

38.90%

Born in Indiana

76.40%

Native Born

23.60%

Foreign Born

19.24%

Non Citizen

Place of Birth

76.40% of West Lafayette residents were born in the United States, with 38.90% having been born in Indiana. 19.24% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202048,398450.09%
201948,353450.09%
201848,3087151.50%
201747,593450.09%
201647,5481,3562.94%
201546,1921,2022.67%
201444,9901,3103.00%
201343,6804441.03%
201243,2367001.65%
201142,5364741.13%
201042,06213,2843.87%
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%