Barnum, IA
Full City Profile · Iowa · Webster County County
3.5
/5.0
B+
Good
279
Population
754/sq mi density
$83,580
Median Income
$31,001 per capita
$132,500
Home Value
$215,211 Zillow
$495
Median Rent
51.0% income on rent
47°F
Avg Temperature
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$83,580 median income, 3.9% unemployment
A+
Affordability
5.0 / 5.0
$132,500 home value, $495/mo rent
F
Education
1.2 / 5.0
2.0% bachelor's degree or higher
Change Over Time (2013, 2023)
Population Change
-4.8%
189 → 180
over 10 years
Annual Pop. Growth
-0.49%
Compound annual growth rate
Median Income Change
+46.5%
$57,045 → $83,580
nominal, not inflation-adjusted
Annual Income Growth
+3.89%
Compound annual growth rate
Population Over Time
Total population for Barnum 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
174
-6 from 2023 (180)
Projected Median Income 2030
$109,174
+$25,594 from 2023 ($83,580)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 189 | - | $57,045 | - |
| 2015 | 188 | -0.5% | $53,750 | -5.8% |
| 2017 | 185 | -1.6% | $41,111 | -23.5% |
| 2019 | 181 | -2.2% | $40,938 | -0.4% |
| 2021 | 178 | -1.7% | $74,000 | +80.8% |
| 2023 | 180 | +1.1% | $83,580 | +12.9% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.