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Diagonal, IA
Full City Profile · Iowa · Ringgold County County
3.2
/5.0
B
Good
481
Population
529/sq mi density
$80,417
Median Income
$21,470 per capita
$84,400
Home Value
$130,916 Zillow
$838
Median Rent
25.5% income on rent
50°F
Avg Temperature
275 sunny days/yr
266
Violent Crime/100K
1,872 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$80,417 median income, 2.7% unemployment
A+
Affordability
5.0 / 5.0
$84,400 home value, $838/mo rent
F
Safety
1.0 / 5.0
266 violent crimes/100K
C
Education
2.3 / 5.0
15.9% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+4%
323 → 336
over 10 years
Annual Pop. Growth
+0.4%
Compound annual growth rate
Median Income Change
+118.1%
$36,875 → $80,417
nominal, not inflation-adjusted
Annual Income Growth
+8.11%
Compound annual growth rate
Population Over Time
Total population for Diagonal 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
346
+10 from 2023 (336)
Projected Median Income 2030
$138,806
+$58,389 from 2023 ($80,417)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 323 | — | $36,875 | — |
| 2015 | 321 | -0.6% | $37,222 | +0.9% |
| 2017 | 324 | +0.9% | $40,625 | +9.1% |
| 2019 | 316 | -2.5% | $55,078 | +35.6% |
| 2021 | 344 | +8.9% | $76,458 | +38.8% |
| 2023 | 336 | -2.3% | $80,417 | +5.2% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.