Population
107,594
2025
+3.6% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
Adams County had an estimated 107,594 residents in 2025, up 3.6% (3,780 more people) since 2020. That is faster than Pennsylvania as a whole (+0.5%), and the 5th fastest growth of 67 counties in Pennsylvania.
Data as of 2025 · updated
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107,594
2025
+3.6% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
+591
2025
5.5 per 1,000 residents
+4,642 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.
3.7%
2025
+0.3 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
476
2025
+8.7% since 2021
4.4 per 1,000 residents
Source: U.S. Census Bureau, Building Permits Survey, 2025. Housing units authorized by building permits in the year.
$84,092
2020–24
+22.9% since 2016–20
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–24. American Community Survey 5-year estimate.
27,990
2023
−5.8% since 2018
Source: U.S. Census Bureau, County Business Patterns, 2023. Paid employees of private employers in mid-March (County Business Patterns).
Net domestic migration added 591 people in 2025: more people moved in from other U.S. counties than moved out.
Private employers had 27,990 paid employees in mid-March 2023, −5.8% since 2018 (County Business Patterns).
Unemployment averaged 3.7% in 2025, 0.3 points higher than in 2019 (before the pandemic).
Builders were authorized to start 476 new homes in 2025, or 4.4 per 1,000 residents.
Median household income was $84,092 in the 2020–24 American Community Survey, +22.9% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 836th.
Part of the Gettysburg, PA metro area.
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| Year | Population | Change |
|---|---|---|
| 2025 | 107,594 | +439 |
| 2024 | 107,155 | +210 |
| 2023 | 106,945 | +951 |
| 2022 | 105,994 | +266 |
| 2021 | 105,728 | +1,914 |
| 2020 | 103,814 | – |
Census Bureau population estimates, July 1 of each year.
Adams County grew by 3,780 people since 2020; the largest part came from domestic migration (+4,642).
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | −271 | −1,405 | |
| International migrationfrom and to other countries | +110 | +671 | |
| Domestic migrationfrom and to other U.S. counties | +591 | +4,642 | |
| Census adjustmentbalancing residual | +9 | −128 | |
| Total change | +439 | +3,780 |
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.
| Measure | In Pennsylvania | Among U.S. counties |
|---|---|---|
| Population growth | 5th of 67 | 836th of 3,107 |
| Net domestic migration per 1,000 residents | 12th of 67 | 992nd of 3,108 |
| Private-sector job growth | 56th of 67 | 2,556th of 3,092 |
| Median household income | 10th of 67 | 448th of 3,107 |
| Lowest unemployment rate | 7th of 67 | 1,210th of 3,108 |
| New homes permitted per 1,000 residents | 3rd of 67 | 724th of 3,005 |
1st = highest (lowest for unemployment). Counties are ranked only against others with a figure for the same period.
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Over 2020–25, Adams County's population change (+3.6%) was ahead of 2 of its 5 neighbouring counties, behind 2 (Cumberland County and Frederick County, MD) and level with York County.
4 of its 5 neighbouring counties had a higher median household income than Adams County's $84,092 (2020–24).
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| Adams County, PA This county | 107,594 | +3.6% | 5.5 | 4.4 | $84,092 |
| Cumberland County, PA | 277,270 | +6.5% | 7.7 | 2.7 | $87,494 |
| Carroll County, MD | 176,677 | +2.2% | −0.6 | 0.9 | $118,211 |
| Frederick County, MD | 302,883 | +11.0% | 7.3 | 3.9 | $122,002 |
| York County, PA | 473,197 | +3.6% | 5.3 | 3.4 | $84,829 |
| Franklin County, PA | 160,652 | +3.0% | 6.1 | 6.4 | $77,003 |
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.
Yes. Its population grew 3.6% between 2020 and 2025, about 3,780 more people (Census Bureau population estimates). Pennsylvania as a whole changed +0.5% over the same years. That ranks 5th of 67 counties in Pennsylvania for population growth.
On net, about 591 people in 2025: that many more moved in from other U.S. counties than moved out (Census Bureau net domestic migration estimate).
It averaged 3.7% in 2025 (BLS Local Area Unemployment Statistics, annual average).
About 107,594 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
Private employers there had 27,990 paid employees in mid-March 2023, −5.8% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Pennsylvania county pages carry the public federal growth figures.
Email me when Adams County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
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.