All Countries
Garrison, IA
Full City Profile · Iowa · Benton County County
2.8
/5.0
C+
Fair
292
Population
942/sq mi density
$57,083
Median Income
$27,883 per capita
$65,000
Home Value
$246,998 Zillow
$830
Median Rent
27.8% income on rent
46°F
Avg Temperature
260 sunny days/yr
77
Violent Crime/100K
1,162 property/100K
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$57,083 median income, 1.3% unemployment
A+
Affordability
5.0 / 5.0
$65,000 home value, $830/mo rent
F
Safety
1.0 / 5.0
77 violent crimes/100K
D
Education
1.5 / 5.0
6.7% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-6%
365 → 343
over 10 years
Annual Pop. Growth
-0.62%
Compound annual growth rate
Median Income Change
+3.8%
$55,000 → $57,083
nominal, not inflation-adjusted
Annual Income Growth
+0.37%
Compound annual growth rate
Population Over Time
Total population for Garrison 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
328
-15 from 2023 (343)
Projected Median Income 2030
$58,578
+$1,495 from 2023 ($57,083)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 365 | — | $55,000 | — |
| 2015 | 361 | -1.1% | $50,625 | -8% |
| 2017 | 358 | -0.8% | $51,250 | +1.2% |
| 2019 | 355 | -0.8% | $41,705 | -18.6% |
| 2021 | 346 | -2.5% | $51,250 | +22.9% |
| 2023 | 343 | -0.9% | $57,083 | +11.4% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.