Places you might discover more about organizations and services near your school...
2-1-1 Texas - Statewide database of social service resources. Allows searching by zip code, though also try using the "word search" linked at the bottom (i.e. "food bank") and then zoom into your neighborhood of interest.
Austin 3-1-1- One stop access to city services and information. Call or send an online service request with your questions.
Austin Neighborhood Council - Track down the neighborhood association for the zip code you're investigating.
City of Austin Neighborhood/Community Services
City of Austin Public Health Services
Travis County Services