- Choose a geographic unit (census tract or block group) from Filter Arrow on the tab menu
- Click on Edit Legend tab to change your classification choice of the data display such as number of display categories and Quantile (local), etc.
- Click on Display Options (hambuger menu), Check "Apply Location Mask" to show your location only as shown below

Note: SA only allows one variable at a time on the map. But you can filter your map with another variable. Use Data Filters option> select another variable and criteria of that variable (i.e. Income below than $30,000).