Grimes, IA
Full City Profile · Iowa · Polk County County
4.7
/5.0
A+
Excellent
15,810
Population
1,206/sq mi density
$104,497
Median Income
$44,841 per capita
$281,000
Home Value
$349,321 Zillow
$1,156
Median Rent
22.2% income on rent
50°F
Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A
Economy
4.4 / 5.0
$104,497 median income, 6.3% unemployment
A+
Affordability
5.0 / 5.0
$281,000 home value, $1,156/mo rent
A+
Education
4.8 / 5.0
47.6% bachelor's degree or higher
Change Over Time (2013, 2023)
Population Change
+71.4%
9,644 → 16,529
over 10 years
Annual Pop. Growth
+5.54%
Compound annual growth rate
Median Income Change
+56.5%
$66,763 → $104,497
nominal, not inflation-adjusted
Annual Income Growth
+4.58%
Compound annual growth rate
Population Over Time
Total population for Grimes across each available Census ACS release.
Median Household Income Over Time
Median household income reported by U.S. Census ACS. Values are nominal (not adjusted for inflation).
Projected 2030
Simple projections extrapolating the 2013, 2023 compound annual growth rate forward. These are mathematical extensions of recent trends, not forecasts, real outcomes depend on migration, policy and economic shifts.
Projected Population 2030
24,108
+7,579 from 2023 (16,529)
Projected Median Income 2030
$142,970
+$38,473 from 2023 ($104,497)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 9,644 | - | $66,763 | - |
| 2015 | 11,295 | +17.1% | $77,652 | +16.3% |
| 2017 | 12,716 | +12.6% | $92,250 | +18.8% |
| 2019 | 14,817 | +16.5% | $81,950 | -11.2% |
| 2021 | 15,949 | +7.6% | $90,456 | +10.4% |
| 2023 | 16,529 | +3.6% | $104,497 | +15.5% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.