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Old Agency, MT
Full City Profile · Montana · Lake County County
2.6
/5.0
C+
Fair
114
Population
200/sq mi density
$33,750
Median Income
$6,112 per capita
$275
Median Rent
22.5% income on rent
48°F
Avg Temperature
273 sunny days/yr
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
F
Economy
1.3 / 5.0
$33,750 median income, 10.1% unemployment
A+
Affordability
5.0 / 5.0
C+
Safety
2.5 / 5.0
0 violent crimes/100K
D
Education
1.5 / 5.0
6.3% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-17.4%
138 → 114
over 10 years
Annual Pop. Growth
-1.89%
Compound annual growth rate
Median Income Change
+240.3%
$9,917 → $33,750
nominal, not inflation-adjusted
Annual Income Growth
+13.03%
Compound annual growth rate
Population Over Time
Total population for Old Agency 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
100
-14 from 2023 (114)
Projected Median Income 2030
$79,548
+$45,798 from 2023 ($33,750)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 138 | — | $9,917 | — |
| 2015 | 117 | -15.2% | $16,250 | +63.9% |
| 2017 | 88 | -24.8% | $16,500 | +1.5% |
| 2019 | 74 | -15.9% | $12,917 | -21.7% |
| 2021 | 69 | -6.8% | $18,125 | +40.3% |
| 2023 | 114 | +65.2% | $33,750 | +86.2% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.