Grimes, Iowa Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Grimes, Iowa is 15,810 as of the 2023 American Community Survey, making it the 30th-largest city in Iowa. The median household income is $104,497, the median home value is $281,000, and the median age is 34.3.
The population has grown 106.4% since 2010 (8,366 → 17,266).
15,810
Population
1206
People / sq mi
$104,497
Median Income
$281,000
Median Home Value
Grimes covers 13.1 sq mi of land at 1206 people per square mile.
About Grimes, IA
Grimes is a city in Iowa with a population of 15,810. It ranks #30 among cities in Iowa by population. The median age is 34.3, younger than the national median. The population is 51.7% male and 48.3% female.
The median household income in Grimes is $104,497, above the US median of $74,580. 4.9% of residents live below the federal poverty level. Home values sit at a median of $281,000, with monthly rent averaging $1,156. The homeownership rate of 70.0% is higher than the national rate of 64.8%.
Educational attainment in Grimes reflects 47.6% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 24.5% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 19.4 minutes each way.
Grimes city Population History (2010-2024)
The city of Grimes city had a population of 8,366 in 2010 and 17,266 in 2024, a 2.1× growth over 14 years. The peak was 17,266 in 2024. Average annual growth rate: 5.34%.
17,266
Population (2024)
8,366
Population (2010)
17,266
Peak (2024)
5.34%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 8,366 |
| 2011 | 8,836 |
| 2012 | 9,207 |
| 2013 | 9,623 |
| 2014 | 10,194 |
| 2015 | 11,295 |
| 2016 | 11,906 |
| 2017 | 12,716 |
| 2018 | 13,532 |
| 2019 | 14,804 |
| 2020 | 15,718 |
| 2021 | 16,098 |
| 2022 | 16,390 |
| 2023 | 16,529 |
| 2024 | 17,266 |
Race & Ethnicity
| White | 87.9% |
| Black or African American | 2.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.5% |
| Two or More Races | 0.0% |
Economy & Income
$104,497
Median Household Income
$44,841
Per Capita Income
4.9%
Poverty Rate
4.8%
Unemployment Rate
Housing
$281,000
Median Home Value
$1,156
Median Rent
70.0%
Owner-Occupied
Education
99.2%
High School+
47.6%
Bachelor's+
Commute
0.0%
Drive Alone
66.8%
Public Transit
24.5%
Work From Home
19.4 min
Avg Commute
Community Profile
24.3%
Foreign Born
91.8%
Non-English at Home
5.1%
Veterans
8.4%
With Disability
97.3%
Health Insurance
95.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.2% |
| Information | 14.2% |
| Finance, Insurance & Real Estate | 9.0% |
| Construction | 8.5% |
| Manufacturing | 7.5% |
| Education, Health Care & Social Services | 5.1% |
| Arts, Entertainment & Food Services | 4.5% |
| Transportation & Warehousing | 4.2% |
| Agriculture & Mining | 4.1% |
| Retail Trade | 3.8% |
| Public Administration | 2.6% |
Largest cities in Iowa
Largest counties in Iowa
Part of Iowa
Metro areas in Iowa
City rankings
Frequently Asked Questions
Grimes, Iowa has a population of 15,810 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 30th-largest city in Iowa.
The median household income in Grimes, Iowa is $104,497, with 4.9% of residents living below the federal poverty level.
The median home value in Grimes, Iowa is $281,000, with median monthly rent at $1,156 and a homeownership rate of 70.0%.
The median age in Grimes, Iowa is 34.3 years. The population is 51.7% male and 48.3% female.
The population has grown 106.4% since 2010 (8,366 → 17,266).
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Statewide data for Iowa
Population, race, income, age, and trends across Iowa
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.