Market insights · Texas
Grimes County, TX: growth, migration and housing
Grimes County has 34,252 residents, up 16.3% since 2020 (+2.7% in the last year). In 2022–2023, 1,333 households moved in and 890 moved out (+443 net), bringing in a net $52.2M of income. Median household income is $69,803, the median home $237,400 and median rent $1,069 a month.
In Texas: 22nd of 254 counties for 5-year population growth · 6th of 245 counties for net in-migration (per resident) · 84th of 254 counties for median household income · 58th of 250 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Grimes County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Harris County, TX | 330 | $32.7M |
| Brazos County, TX | 261 | $19.2M |
| Montgomery County, TX | 212 | $17.0M |
| Waller County, TX | 57 | $2.7M |
| Fort Bend County, TX | 35 | $2.8M |
| Washington County, TX | 26 | $1.4M |
| Walker County, TX | 22 | $1.0M |
Where leavers went
Top counties by households leaving Grimes County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Brazos County, TX | 190 | $9.3M |
| Harris County, TX | 182 | $14.6M |
| Montgomery County, TX | 102 | $6.2M |
| Waller County, TX | 52 | $3.6M |
| Walker County, TX | 32 | $2.0M |
| Washington County, TX | 23 | $1.7M |
BizyFi in Grimes County
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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.