Carlton (historical) is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"geom:latitude":44.72219,"gn:name":"Carlton (historical)","wof:name":"Carlton (historical)","counts:names_total":0,"gn:feature_code":"PPLQ","gn:admin3_code":"15500.0","gn:feature_class":"P","mz:is_current":0,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086035,"localadmin_id":404489599,"locality_id":1360301197,"region_id":85688693}],"date:cessation_outer_end":1536278399,"gn:dem":481,"gn:elevation":"483.0","date:cessation_inner_end":1536278399,"geom:area":0,"gn:admin2_code":"25.0","gn:latitude":44.72219,"gn:asciiname":"Carlton (historical)","counts:concordances_total":1,"gn:country_code":"US","geom:type":"Point","wof:lastmodified":1536632359,"gn:admin1_code":"SD","wof:belongsto":[85688693,102191575,404489599,85633793,102086035],"wof:repo":"whosonfirst-data-admin-us","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":0,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","geom:bbox":"-97.82537,44.72219,-97.82537,44.72219","wof:superseded_by":[],"wof:geomhash":"83f6b0c7d8c9b408463cdd9dbba68e2d","wof:placetype_id":102312317,"mz:is_ceased":1,"wof:placetype":"locality","gn:longitude":-97.82537,"mz:is_deprecated":0,"date:cessation_inner_start":1536192000,"gn:modification_date":"2017-05-23","geom:longitude":-97.82537,"wof:id":1360301197,"wof:concordances":{"gn:id":5226739},"date:cessation_outer_start":1536192000,"src:geom":"geonames","gn:geonameid":5226739,"wof:tags":[],"counts:names_languages":0,"wof:supersedes":[],"wof:parent_id":404489599,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"America/Chicago","edtf:cessation":"2018-09-06"}