Lafayette, IN Profile: Facts & Data


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Lafayette, Indiana - Basic Facts

The City of Lafayette is the 9th largest city in Indiana with a population of 75,362 as of July 1, 2018. Lafayette ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Indiana. See peer rankings below.

The primary coordinate point for Lafayette is located at latitude 40.399 and longitude -86.8592 in Tippecanoe County. The formal boundaries for the City of Lafayette (see map below) encompass a land area of 29.47 sq. miles and a water area of 0 sq. miles. Tippecanoe County is in the Eastern time zone (GMT -5). The elevation is 702 feet.

The City of Lafayette (GNIS ID: 2395583) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Lafayette is located within Township of Fairfield, a minor civil division (MCD) of Tippecanoe County.

Beneath the boundary map are tables with Lafayette population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

Alternate Unofficial Names for Lafayette: La Fayette.

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Lafayette, IN Data & Demographics (As of July 1, 2018)


Total Population 75,362
Population in Households 73,918
Population in Familes 52,255
Population in Group Qrtrs 1,444
Population Density1 2,557
Diversity Index2 52


Median Household Income $43,120
Average Household Income $56,979
Per Capita Income $24,435


Total Housing Units 35,055 (100%)
Owner Occupied HU 16,433 (46.9%)
Renter Occupied HU 15,524 (44.3%)
Vacant Housing Units 3,099 ( 8.8%)
Median Home Value $113,622
Average Home Value $139,937


Total Households 31,956
Average Household Size 2.31
Family Households 17,462
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.05% 1.11%
Households 0.97% 1.07%
Families 0.81% 0.91%
Median Household Income   3.3%
Per Capita Income   3.14%

Lafayette, IN - Peer Comparisons by Rank and Percentile

The table below compares Lafayette to the other 680 incorporated cities, towns and CDPs in Indiana by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 9 99th
Population Density # 42 94th
Diversity Index # 34 95th
Median Household Income # 532 22nd
Per Capita Income # 367 46th

Additional comparisons and rankings can be made with a VERY EASY TO USE Indiana Census Data Comparison Tool.

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Indiana Census Data Comparison Tool

Compare Indiana July 1, 2018 Data
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