Washington is a locality and its consensus geometry is derived from whosonfirst.
{"wof:statistical_gore":1,"mz:is_ceased":0,"geom:latitude":40.011721,"wof:coterminous":[404487951],"wof:name":"Washington","counts:names_total":1,"wof:placetype":"locality","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102080953,"localadmin_id":404487951,"locality_id":1729464623,"region_id":85688481}],"mz:is_deprecated":0,"mz:min_zoom":30,"lbl:latitude":40.009789,"geom:area":0.007665,"geom:longitude":-76.984209,"wof:id":1729464623,"geom:type":"Polygon","wof:lastmodified":1613764497,"wof:belongsto":[102191575,85633793,102080953,404487951,85688481],"mps:latitude":40.009789,"wof:repo":"whosonfirst-data-admin-us","src:geom":"whosonfirst","wof:country":"US","counts:names_preferred":1,"geom:area_square_m":7.2595922973209E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","src:geom_via":"uscensus","counts:names_languages":1,"geom:bbox":"-77.054401,39.935192,-76.919675,40.075375","name:eng_x_preferred":["Washington"],"mps:longitude":-76.979622,"src:lbl_centroid":"mapshaper","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-76.979622,"wof:geomhash":"f71d42e7b17b5208ddca748ffb8d39bd","wof:parent_id":404487951,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"wof:placetype_id":102312317,"edtf:cessation":"uuuu"}