City in Polk County, Iowa · 13.8 sq mi · 1,284 people per sq mi
About 18,000 people live in Grimes. The typical household earns $120,037, and the median resident is 35.4 years old.
2026 projection
From 15,719 in 2020
Poverty rate 4.42%
Men 30.3 · Women 39.6
1900–2026
17,780
2026 projection
13.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1900–2026
17,780
2026 projection
13.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 17,780 | +375 | 2.15% |
|---|---|---|---|
| 2025 | 17,405 | +183 | 1.06% |
| 2024 | 17,222 | +712 | 4.31% |
| 2023 | 16,510 | +134 | 0.82% |
| 2022 | 16,376 | +274 | 1.70% |
| 2021 | 16,102 | +383 | 2.44% |
| 2020 | 15,719 | +902 | 6.09% |
| 2019 | 14,817 | +1,283 | 9.48% |
| 2018 | 13,534 | +818 | 6.43% |
| 2017 | 12,716 | +810 | 6.80% |
Showing 10 of 28 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 164 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 23 residents
56% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 56% | 58% | 54% |
| Never married | 30% | 37% | 24% |
| Divorced | 11% | 4% | 17% |
| Widowed | 3% | <1% | 5% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau