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 10,904 as of July 1, 2016. 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, 2016.

Neighborhood Data

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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, 2016)


Total Population 10,904
Population in Households 10,896
Population in Familes 9,338
Population in Group Qrtrs 8
Population Density1 927
Diversity Index2 16


Total Households 4,060
Average Household Size 2.68
Family Households 2,972
Average Family Size 3


Total Housing Units 4,211 (100%)
Owner Occupied HU 3,361 (79.8%)
Renter Occupied HU 699 (16.6%)
Vacant Housing Units 151 ( 3.6%)
Median Home Value $203,554
Average Home Value $258,718


Median Household Income $78,448
Average Household Income $95,671
Per Capita Income $34,914
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 4.57% 3.32%
Households 4.33% 3.25%
Families 4.76% 3.18%
Median Household Income   3.02%
Per Capita Income   2.1%
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.

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, 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 # 36 97th
Population Density1 # 346 66th
Diversity Index2 # 197 80th
Median Household Income # 43 96th
Per Capita Income # 85 92nd

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

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