Market insights · Pennsylvania
Union County, PA: growth, migration and housing
Union County has 42,313 residents, down 0.8% since 2020 (-0.8% in the last year). In 2022–2023, 883 households moved in and 1,006 moved out (-123 net), while a net $23.8M of income left. Median household income is $76,404, the median home $240,100 and median rent $974 a month.
In Pennsylvania: 37th of 67 counties for 5-year population growth · 63rd of 67 counties for net in-migration (per resident) · 21st of 67 counties for median household income · 21st of 67 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Union County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Northumberland County, PA | 182 | $7.5M |
| Snyder County, PA | 104 | $5.7M |
| Lycoming County, PA | 58 | $3.2M |
| Centre County, PA | 23 | $0.7M |
| Montour County, PA | 22 | $1.6M |
| Columbia County, PA | 20 | $1.0M |
Where leavers went
Top counties by households leaving Union County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Northumberland County, PA | 235 | $19.1M |
| Snyder County, PA | 107 | $5.6M |
| Lycoming County, PA | 70 | $5.5M |
| Columbia County, PA | 25 | $1.6M |
| Centre County, PA | 23 | $1.1M |
BizyFi in Union County
No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse Pennsylvania companies.
← All Pennsylvania counties · National rankings
Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.