Willmar, MN Profile: Facts, Map & Data


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Willmar, Minnesota - Basic Facts

The City of Willmar had a population of 20,057 as of July 1, 2016. Willmar ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Minnesota. See peer rankings below.

The primary coordinate point for Willmar is located at latitude 45.1228 and longitude -95.0555 in Kandiyohi County. The formal boundaries for the City of Willmar (see map below) encompass a land area of 14.15 sq. miles and a water area of 1.8 sq. miles. Kandiyohi County is in the Central time zone (GMT -6). The elevation is 1,145 feet.

The City of Willmar (GNIS ID: 2397323) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Willmar population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Willmar: City of Willmar.

Neighborhood Data

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City of Willmar, MN Boundary Map

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Willmar, MN Data & Demographics (As of July 1, 2016)


Total Population 20,057
Population in Households 19,133
Population in Familes 14,286
Population in Group Qrtrs 924
Population Density1 1,417
Diversity Index2 54


Total Households 7,854
Average Household Size 2.44
Family Households 4,621
Average Family Size 3


Total Housing Units 8,394 (100%)
Owner Occupied HU 4,550 (54.2%)
Renter Occupied HU 3,305 (39.4%)
Vacant Housing Units 540 ( 6.4%)
Median Home Value $136,449
Average Home Value $164,945


Median Household Income $42,950
Average Household Income $59,940
Per Capita Income $24,047
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.36% 0.26%
Households 0.37% 0.29%
Families 0.29% 0.2%
Median Household Income   2.3%
Per Capita Income   1.66%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Willmar, MN - Peer Comparisons by Rank and Percentile

The table below compares Willmar to the other 905 incorporated cities, towns and CDPs in Minnesota by rank and percentile using July 1, 2016 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 # 57 94th
Population Density1 # 153 83rd
Diversity Index2 # 49 95th
Median Household Income # 716 21st
Per Capita Income # 725 20th

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

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