Howellville or Howell is an unincorporated community in Harris County, Texas, United States, which has been absorbed by Greater Houston.

Howellville is located on Alief Clodine Road, 0.6 miles (1.0 km) east of Texas State Highway 6 (SH 6).

The Westpark Tollway is on the north side and parallel with east-west running Alief Clodine Road.

[2] A 1919 USGS map identified the site as Howell on the San Antonio and Aransas Pass Railway.

[5] The Westpark Tollway was built on the Southern Pacific Railroad right-of-way after the land was sold to the Harris County Toll Road Authority.