AirNav: Castroville Municipal Airport: Complete aeronautical information including location, runways, navaids, radio frequencies, FBOs and fuel prices.
Castroville Local News: Topix.net: Local, regional, and statewide news collected from diverse sources on the web.
Castroville Texas: Community site featuring history, events calendar, business listings, and local attractions.
Handbook of Texas Online: Castroville: Offers a history of the town.
The Weather Channel - Castroville, Texas: Local forecast, current conditions, radar, links to national and international weather information.