Market insights · Maryland
Montgomery County, MD: growth, migration and housing
Montgomery County has 1,074,582 residents, up 1.3% since 2020 (+0.1% in the last year). In 2022–2023, 25,914 households moved in and 31,675 moved out (-5,761 net), while a net $700.5M of income left. Median household income is $132,450, the median home $640,300 and median rent $2,068 a month.
In Maryland: 19th of 24 counties for 5-year population growth · 24th of 24 counties for net in-migration (per resident) · 3rd of 24 counties for median household income · 1st of 24 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Montgomery County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Prince George's County, MD | 3,735 | $215.3M |
| District of Columbia, DC | 3,120 | $477.9M |
| Fairfax County, VA | 1,040 | $123.1M |
| Frederick County, MD | 941 | $71.9M |
| Howard County, MD | 856 | $86.8M |
| Arlington County, VA | 625 | $99.0M |
| Anne Arundel County, MD | 622 | $58.6M |
| Baltimore County, MD | 558 | $40.4M |
Where leavers went
Top counties by households leaving Montgomery County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Prince George's County, MD | 3,823 | $215.7M |
| District of Columbia, DC | 2,420 | $261.8M |
| Frederick County, MD | 2,352 | $238.5M |
| Fairfax County, VA | 1,396 | $175.1M |
| Howard County, MD | 1,293 | $129.8M |
| Anne Arundel County, MD | 997 | $113.3M |
| Arlington County, VA | 754 | $64.8M |
| Baltimore city, MD | 701 | $45.7M |
BizyFi in Montgomery County
112 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse Maryland companies.
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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.