Population overview
Montgomery County is home to roughly 781,194 people, making up about 2.46% of the total population of Texas. Within the East Texas region, it ranks #1 of 44 counties by population. The combination of 1,044 square miles of land and 781,194 residents yields a density of about 748.3 people per square mile — typical of suburban Texas, with a mix of subdivisions, commercial corridors, and remaining rural land.
How Montgomery County compares
Compared with the other 253 Texas counties, Montgomery County sits in the top 10% of the population distribution. It belongs to the upper tier of Texas counties — sizable enough to support diverse local services and infrastructure.
| Comparison | Population | vs Montgomery |
|---|---|---|
| Montgomery County | 781,194 | — |
| East Texas region average | 64,981 | -92% |
| Texas county median | 18,916 | -98% |
| Largest in Texas (Harris) | 5,045,026 | +546% |
Neighboring county populations
Montgomery County shares borders with 6 counties. Comparing population across an adjacent corridor often reveals commuting patterns, school-district pull, and economic gravity.
| County | Seat | Population | Density |
|---|---|---|---|
| Harris County | Houston | 5,045,026 | 2917.9 |
| Liberty County | Liberty | 121,364 | 104.6 |
| Walker County | Huntsville | 83,842 | 106.4 |
| Waller County | Hempstead | 69,858 | 135.9 |
| Grimes County | Anderson | 34,252 | 43.1 |
| San Jacinto County | Coldspring | 29,488 | 51.6 |
Frequently asked questions
What is the population of Montgomery County, Texas?+
Montgomery County has an estimated population of 781,194 residents, based on the most recent U.S. Census data.
What is the population density of Montgomery County?+
Montgomery County has a population density of approximately 748.3 people per square mile across its 1,044 sq mi of land area — characteristic of a suburban county.
Where does Montgomery County rank among Texas counties by population?+
Montgomery County ranks #11 out of 254 Texas counties by total population, accounting for roughly 2.46% of the state's total population.
What is the most populous county near Montgomery County?+
Among the 6 counties bordering Montgomery, Harris County is the most populous with about 5,045,026 residents.
How is Montgomery County's population measured?+
Population figures are sourced from the U.S. Census Bureau — the decennial census and annual American Community Survey (ACS) population estimates. See our methodology for full sourcing.