Grimes, IA Profile: Facts, Map & Data


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Grimes, Iowa - Basic Facts

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The City of Grimes had a population of 11,411 as of July 1, 2017. Grimes ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Grimes is located at latitude 41.6788 and longitude -93.8028 in Polk County. The formal boundaries for the City of Grimes (see map below) encompass a land area of 11.76 sq. miles and a water area of 0.02 sq. miles. Polk County is in the Central time zone (GMT -6). The elevation is 961 feet.

The City of Grimes (GNIS ID: 2394252) 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 Grimes is located within Township of Webster, a minor civil division (MCD) of Polk County.

Beneath the boundary map are tables with Grimes population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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City of Grimes, IA Boundary Map

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Boundary Maps: Township of Webster | Polk County | Iowa Counties

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Grimes, IA Data & Demographics (As of July 1, 2017)


Total Population 11,411
Daytime Population: Workers 5,127
Daytime Population: Residents 4,919
Total Daytime Population (TDP) 10,046
Ratio TDP/Total Population1 0.88
Population in Households 11,402
Population in Familes 9,780
Population in Group Qrtrs 9
Population Density2 970
Diversity Index3 17


Median Household Income $79,630
Average Household Income $96,932
Per Capita Income $35,181


Total Housing Units 4,416 (100%)
Owner Occupied HU 3,533 (80.0%)
Renter Occupied HU 725 (16.4%)
Vacant Housing Units 158 ( 3.6%)
Median Home Value $203,343
Average Home Value $249,264


Total Households 4,258
Average Household Size 2.68
Family Households 3,124
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. 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 4.58% 3.21%
Households 4.41% 3.13%
Families 4.81% 3.04%
Median Household Income   0.9%
Per Capita Income   1.86%

Grimes, IA - Peer Comparisons by Rank and Percentile

The table below compares Grimes to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2017 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 # 34 97th
Population Density # 318 69th
Diversity Index # 195 81st
Median Household Income # 32 97th
Per Capita Income # 77 92nd

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

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