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
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Grimes covers 13.1 sq mi of land at 1206 people per square mile.
About Grimes, IA
What sets Grimes apart is where people work — remote work is unusually prominent here, at 24.5% versus 14.0% nationally. Grimes is a city in Iowa with a population of 15,810. It ranks #30 among cities in Iowa by population.
Median household income is $104,497, above the US median of $78,538. Poverty runs at 4.9%, below the national 12.4%. Median home value is $281,000, with typical rent around $1,156.
Educational attainment is on the higher side for US cities — 47.6% of adults hold a four-year degree, above the national 35.0%. An unusually large 24.5% of workers are remote, above the national 14.0%, and the average commute runs about 19 minutes each way.
The remote-work concentration is telling in Grimes — it skews toward higher-income, college-educated workers and reshapes both commute patterns and housing demand.
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
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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).
Grimes city, IA Climate
Grimes city, IA has an average annual temperature of 9.5°C (49°F) and receives about 852 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.5°C
Avg Temp
852
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -7° / 19° | 22 mm |
| February | -4° / 25° | 25 mm |
| March | 3° / 37° | 54 mm |
| April | 10° / 50° | 87 mm |
| May | 17° / 62° | 107 mm |
| June | 22° / 71° | 122 mm |
| July | 24° / 75° | 100 mm |
| August | 23° / 73° | 104 mm |
| September | 18° / 64° | 88 mm |
| October | 11° / 52° | 67 mm |
| November | 3° / 37° | 46 mm |
| December | -4° / 24° | 30 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Grimes city, IA
The most comfortable months to visit Grimes city, IA are typically August, June and September, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -12°C low). June is usually the wettest month.
Where to stay near Grimes
Visiting or relocating to Grimes, IA? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.