Population
3,617
2025
−2.5% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
Adams County, IA: population growth, jobs and income
Adams County gained 17 residents between 2024 and 2025 (+0.5%).
Adams County had an estimated 3,617 residents in 2025, down 2.5% (93 fewer people) since 2020. That is slower than Iowa as a whole (+1.5%), and the 82nd fastest growth of 99 counties in Iowa.
Data as of 2025 · updated
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In the Adams County report
One-time $99 PDF: everything on this page for Adams County, ranked against Iowa and the U.S., plus these figures that are not on the free page:
- Median gross rent$893/mo2020–24
- Vacant homes, incl. seasonal and second homes18.5%2020–24
- New homes permitted, last 12 months82025-10/2026-09
- Rent growth, 5 yearsIn the report
- Permits in 5+ unit buildingsIn the report
- IRS income moving in (net AGI)In the report
- Neighbouring-county comparison tableIn the report
What's inside: 5 pages
- 1 Summary, headline numbers and ranks (free preview)
- 2 Ranks and the neighbouring-county table
- 3 Migration, with IRS mover and income flows
- 4 Rent, vacant homes, permits and employers
- 5 Every source and the methods
Headline numbers
Net domestic migration
+28
2025
7.7 per 1,000 residents
−40 in total, 2021–2025
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. People moving in from other U.S. counties minus people moving out.
Unemployment rate
2.7%
2025
+0.7 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
New homes permitted
12
2025
3.3 per 1,000 residents
Small base: the change swings on a few homes or people, so we don't show it.
Source: U.S. Census Bureau, Building Permits Survey, 2025. Housing units authorized by building permits in the year.
Median household income
$71,875
2020–24
+37.5% since 2016–20
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–24. American Community Survey 5-year estimate.
Private-sector employment
1,212
2023
+28.9% since 2018
Source: U.S. Census Bureau, County Business Patterns, 2023. Paid employees of private employers in mid-March (County Business Patterns).
What the numbers say
Net domestic migration added 28 people in 2025: more people moved in from other U.S. counties than moved out.
Private employers had 1,212 paid employees in mid-March 2023, +28.9% since 2018 (County Business Patterns).
Unemployment averaged 2.7% in 2025, 0.7 points higher than in 2019 (before the pandemic).
Builders were authorized to start 12 new homes in 2025, or 3.3 per 1,000 residents.
Median household income was $71,875 in the 2020–24 American Community Survey, +37.5% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 2,584th.
Get Adams County’s next numbers by email
Email me when Adams County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Adams County population by year
| Year | Population | Change |
|---|---|---|
| 2025 | 3,617 | +17 |
| 2024 | 3,600 | +41 |
| 2023 | 3,559 | −41 |
| 2022 | 3,600 | −39 |
| 2021 | 3,639 | −71 |
| 2020 | 3,710 | – |
Census Bureau population estimates, July 1 of each year.
What drove the change in Adams County
Adams County lost 93 people since 2020; the biggest drag was natural change (−53).
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | −12 | −53 | |
| International migrationfrom and to other countries | +1 | +4 | |
| Domestic migrationfrom and to other U.S. counties | +28 | −40 | |
| Census adjustmentbalancing residual | +0 | −4 | |
| Total change | +17 | −93 |
Census Bureau population estimates, components of change, each year July 1 to June 30. The components add up to the change in the estimate; the Census adjustment is the small balancing figure the Bureau publishes.
How it ranks
| Measure | In Iowa | Among U.S. counties |
|---|---|---|
| Population growth | 82nd of 99 | 2,584th of 3,107 |
| Net domestic migration per 1,000 residents | 8th of 99 | 751st of 3,108 |
| Private-sector job growth | 2nd of 99 | 85th of 3,092 |
| Median household income | 43rd of 99 | 1,049th of 3,107 |
| Lowest unemployment rate | 9th of 99 | 190th of 3,108 |
| New homes permitted per 1,000 residents | 22nd of 99 | 1,019th of 3,005 |
1st = highest (lowest for unemployment). Counties are ranked only against others with a figure for the same period.
Get the county report — $99
The County Growth and Demographics Report for Adams County, IA as a PDF, from federal data: population and migration, housing and rents, permits, private employers and jobs, unemployment, ranks in the state and the country, and neighbouring counties, with a source next to every number. Pay once, no subscription.
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Neighbouring counties
Over 2020–25, Adams County's population change (−2.5%) was ahead of 1 of its 7 neighbouring counties, behind 5 and level with Union County.
Only Ringgold County had a higher median household income (2020–24) among its 7 neighbouring counties; Adams County's was $71,875.
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| Adams County, IA This county | 3,617 | −2.5% | 7.7 | 3.3 | $71,875 |
| Taylor County, IA | 5,835 | −0.5% | 1.2 | 0.7 | $67,740 |
| Adair County, IA | 7,403 | −1.3% | −6.2 | 3.1 | $68,092 |
| Cass County, IA | 12,960 | −1.2% | 3.0 | 0.8 | $63,013 |
| Union County, IA | 11,829 | −2.5% | −4.7 | 1.9 | $57,772 |
| Montgomery County, IA | 10,002 | −3.2% | 2.2 | 2.9 | $63,666 |
| Ringgold County, IA | 4,642 | +0.0% | 3.0 | 1.3 | $73,346 |
| Page County, IA | 14,856 | −2.3% | −4.7 | 0.8 | $57,953 |
Census Bureau population estimates and building permits, American Community Survey 5-year income. Rates per 1,000 residents. – means no figure, or a base too small for a change or rate (it would swing on a few people). A figure from another period shows its year and is left out of the comparison.
Questions
Is Adams County growing?
No. Its population fell 2.5% between 2020 and 2025, about 93 fewer people (Census Bureau population estimates). Iowa as a whole changed +1.5% over the same years. That ranks 82nd of 99 counties in Iowa for population growth.
How many people moved to Adams County?
On net, about 28 people in 2025: that many more moved in from other U.S. counties than moved out (Census Bureau net domestic migration estimate).
What is the unemployment rate in Adams County?
It averaged 2.7% in 2025 (BLS Local Area Unemployment Statistics, annual average).
What is the population of Adams County?
About 3,617 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
How many jobs are in Adams County?
Private employers there had 1,212 paid employees in mid-March 2023, +28.9% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
What Beacon CRE covers in Iowa
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Iowa county pages carry the public federal growth figures.
Adams County data alerts
Email me when Adams County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Sources and method
- U.S. Census Bureau, Population Estimates Program (Vintage 2025)
- U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics
- U.S. Census Bureau, Building Permits Survey
- U.S. Census Bureau, American Community Survey 5-year estimates
- U.S. Census Bureau, County Business Patterns
Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.
Jobs outside North and South Carolina use County Business Patterns (paid private-sector employees in mid-March); wages and government jobs are not included.