Montgomery County, Texas

Montgomery County
The Montgomery County Courthouse in Conroe
Location within the U.S. state of Texas
Texas's location within the U.S.
Coordinates: 30°17′56″N 95°30′11″W / 30.298801°N 95.50295°W / 30.298801; -95.50295
Country United States
State Texas
FoundedDecember 14, 1837
Named afterMontgomery, Texas
SeatConroe
Largest communityThe Woodlands
Government
  County judgeMark Keough
Area
  Total
1,076.885 sq mi (2,789.12 km2)
  Land1,042.179 sq mi (2,699.23 km2)
  Water34.706 sq mi (89.89 km2)  3.22%
Population
 (2020)
  Total
620,443
  Estimate 
(2024)
749,613
  Density719.239/sq mi (277.700/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Area code281, 346, 621, 713, 832, and 936
Congressional districts2nd, 8th
Websitemctx.org

Montgomery County is a county in the U.S. state of Texas. As of the 2020 census, the population was 620,443, and was estimated to be 749,613 in 2024. Its county seat is Conroe.

Montgomery County is part of the Houston–The Woodlands–Sugar Land metropolitan statistical area.