All Countries
Fairfield, IA
Full City Profile · Iowa · Jefferson County County
3.6
/5.0
B+
Good
9,438
Population
1,428/sq mi density
$48,302
Median Income
$35,227 per capita
$152,900
Home Value
$157,132 Zillow
$864
Median Rent
36.3% income on rent
50°F
Avg Temperature
275 sunny days/yr
95
Violent Crime/100K
3,016 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$48,302 median income, 4.0% unemployment
A+
Affordability
4.9 / 5.0
$152,900 home value, $864/mo rent
F
Safety
1.0 / 5.0
95 violent crimes/100K
A+
Education
5.0 / 5.0
51.2% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-5.3%
9,945 → 9,414
over 10 years
Annual Pop. Growth
-0.55%
Compound annual growth rate
Median Income Change
+5.8%
$45,673 → $48,302
nominal, not inflation-adjusted
Annual Income Growth
+0.56%
Compound annual growth rate
Population Over Time
Total population for Fairfield 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
9,057
-357 from 2023 (9,414)
Projected Median Income 2030
$50,228
+$1,926 from 2023 ($48,302)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 9,945 | — | $45,673 | — |
| 2015 | 10,122 | +1.8% | $37,162 | -18.6% |
| 2017 | 10,255 | +1.3% | $36,781 | -1% |
| 2019 | 10,369 | +1.1% | $40,920 | +11.3% |
| 2021 | 9,641 | -7% | $43,006 | +5.1% |
| 2023 | 9,414 | -2.4% | $48,302 | +12.3% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.