- Sweeny Independent School District 1310 Elm Street Sweeny, Texas 77480 Administration 979-491-8000 Business Office 979-491-8020 SISD HEADLINES Dedication Activities introducing the Phillips Wetlands Preserve's new nature trail access for disabled visitors. Congratulations on a great season, Lady Bulldogs! We're proud of you! Elementary & Secondary Teachers of the Year Best in State Athletic ...www.sweeny.isd.esc4.net