There are 10 Districts in the San Francisco real estate world - map is here: SFARmap2009.pdf
Use the guide below to search homes for sale in San Francisco. Each of these pages contains the active real estate listings for that District, updated every day. If you already know which Districts/Neighborhoods you like, be sure to sign up for email alerts of new listings as soon as they hit the market -- it's fast, easy, automatic and FREE!
You can search SF neighborhoods by simply entering the neighborhood in the "Search All Area Listings" (Noe Valley, Glen Park, Marina, etc.) box in the sidebar to the right. If you wish to select multiple neigborhoods from across different districts, go to the Advanced Search and just start typing in the neighborhoods you want. Lots of folks use the Map Search and just draw circles and polygons too!