Zip Code 77030 is located in the Texas Medical Center and Old Braeswood area of Houston TX near Rice University. Find information on the community and real estate services available to home buyers and sellers in Houston, TX 77030 and the surrounding area. Search real estate listings and view homes for sale in zip code 77030. For more info about any of these 77030 real estate listings, click the "Request More Information" button. Register to receive email alerts as new listings hit the 77030 real estate market.