The data is not only San Francisco proper, it's the entire "San Francisco-Oakland-Fremont, CA" MSA. There's a lot of variation within that: https://kwelia.com/

The data is not only San Francisco proper, it's the entire "San Francisco-Oakland-Fremont, CA" MSA. There's a lot of variation within that: https://kwelia.com/maps/cbsa_census_tract/San%20Francisco-Oakland-Fremont,%20CA https://kwelia.com/maps/cbsa_census_tract/San%20Francisco-Oa...