Houston Population Growth 2024. Houston has a 2024 population of 2,319,119. The number of renter households in america grew 1.9% year over year in the second quarter to a record 45.2 million.

The increase equates to a new resident every 3.8 minutes. The houston area’s population gains were led by harris county — the nation’s third most populous county — which grew by nearly 54,000, the largest increase in the nation.