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Green Mountain, IA
Full City Profile · Iowa · Marshall County County
2.9
/5.0
C+
Fair
105
Population
152/sq mi density
$50,227
Median Income
$33,992 per capita
$86,000
Home Value
$170,048 Zillow
48°F
Avg Temperature
260 sunny days/yr
552
Violent Crime/100K
2,880 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$50,227 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$86,000 home value, /mo rent
F
Safety
1.0 / 5.0
552 violent crimes/100K (45% above avg)
D
Education
1.7 / 5.0
9.0% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-45.9%
194 → 105
over 10 years
Annual Pop. Growth
-5.95%
Compound annual growth rate
Median Income Change
-5.5%
$53,125 → $50,227
nominal, not inflation-adjusted
Annual Income Growth
-0.56%
Compound annual growth rate
Population Over Time
Total population for Green Mountain 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
68
-37 from 2023 (105)
Projected Median Income 2030
$48,291
$-1,936 from 2023 ($50,227)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 194 | — | $53,125 | — |
| 2015 | 113 | -41.8% | $52,250 | -1.6% |
| 2017 | 128 | +13.3% | $47,353 | -9.4% |
| 2019 | 150 | +17.2% | $51,563 | +8.9% |
| 2021 | 182 | +21.3% | $47,159 | -8.5% |
| 2023 | 105 | -42.3% | $50,227 | +6.5% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.