Jefferson is a locality and its consensus geometry is derived from whosonfirst.
{"wof:statistical_gore":1,"mz:is_ceased":0,"geom:latitude":39.211415,"wof:coterminous":[404501599],"wof:name":"Jefferson","counts:names_total":1,"wof:placetype":"locality","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087015,"localadmin_id":404501599,"locality_id":1729475779,"region_id":85688709}],"mz:is_deprecated":0,"mz:min_zoom":30,"lbl:latitude":39.21148,"geom:area":0.01295,"geom:longitude":-86.980042,"wof:id":1729475779,"geom:type":"Polygon","wof:lastmodified":1613765052,"wof:belongsto":[102191575,85633793,102087015,404501599,85688709],"mps:latitude":39.21148,"wof:repo":"whosonfirst-data-admin-us","src:geom":"whosonfirst","wof:country":"US","counts:names_preferred":1,"geom:area_square_m":1.24066519130632E8,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","src:geom_via":"uscensus","counts:names_languages":1,"geom:bbox":"-87.054721,39.167822,-86.905046,39.25575","name:eng_x_preferred":["Jefferson"],"mps:longitude":-86.980051,"src:lbl_centroid":"mapshaper","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-86.980051,"wof:geomhash":"2ccca9591037e4de6ed22e6127b6d9af","wof:parent_id":404501599,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"wof:placetype_id":102312317,"edtf:cessation":"uuuu"}