Market insights · Texas

San Jacinto County, TX: growth, migration and housing

San Jacinto County has 29,488 residents, up 7.1% since 2020 (+0.6% in the last year). In 2022–2023, 1,095 households moved in and 881 moved out (+214 net), bringing in a net $20.8M of income. Median household income is $65,364, the median home $209,300 and median rent $1,060 a month.

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Population (2025)29,488

5-year growth+7.1%

1-year growth+0.6%

Net households moving in+214

Per 1,000 residents+7.3

Net income moving in+$20.8M

Median household income$65,364

Median home value$209,300

Median rent$1,060/mo

Rent as share of income20%

In Texas: 62nd of 254 counties for 5-year population growth · 29th of 245 counties for net in-migration (per resident) · 125th of 254 counties for median household income · 73rd of 250 counties for median home value.

Where new residents came from

Top counties by households (tax returns) moving to San Jacinto County, 2022–2023 (IRS).

From	Households (tax returns)	Their income (AGI)
Harris County, TX	294	$20.1M
Montgomery County, TX	251	$16.6M
Liberty County, TX	98	$5.2M
Polk County, TX	78	$2.9M
Walker County, TX	69	$3.0M
Galveston County, TX	21	$2.5M

Where leavers went

Top counties by households leaving San Jacinto County, 2022–2023 (IRS).

To	Households (tax returns)	Their income (AGI)
Montgomery County, TX	198	$12.1M
Harris County, TX	161	$7.9M
Polk County, TX	83	$3.8M
Liberty County, TX	76	$3.6M
Walker County, TX	58	$3.5M

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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.