Monte Grande is an unincorporated community in Cameron County, Texas, United States.

It is located within the Rio Grande Valley and the Brownsville-Harlingen metropolitan area.

The county highway map of that decade showed one business here.

[2] Monte Grande is located off Farm to Market Road 2925, 12 miles (19 km) northeast of Harlingen in northern Cameron County.

[2] Today, the community is served by the Los Fresnos Consolidated Independent School District.