Markham is a locality and its consensus geometry is derived from quattroshapes.
{"name:epo_x_preferred":["Markhamo"],"name:ell_x_preferred":["Μάρκχαμ"],"name:jpn_x_preferred":["マーカム"],"geom:latitude":43.881062,"name:vol_x_preferred":["Markham"],"wof:name":"Markham","name:ceb_x_preferred":["Markham"],"wd:wordcount":5389,"name:tha_x_preferred":["มาร์คแฮม"],"name:ara_x_preferred":["ماركام"],"name:srp_x_preferred":["Маркам"],"wof:geom_alt":["quattroshapes_pg"],"name:hun_x_preferred":["Markham"],"qs:id":0,"name:swa_x_preferred":["Markham"],"counts:concordances_total":6,"qs:adm0":"Canada","geom:type":"Polygon","wof:lastmodified":1722051518,"qs:a1":"*Ontario","wof:belongsto":[102191575,85633041,890458415,85682057],"name:rus_x_preferred":["Маркем"],"mps:latitude":43.885511,"name:ind_x_preferred":["Markham"],"qs:a0":"Canada","wof:repo":"whosonfirst-data-admin-ca","wof:country":"CA","name:nob_x_preferred":["Markham"],"name:swe_x_preferred":["Markham"],"wof:breaches":[101740741],"edtf:inception":"uuuu","iso:country":"CA","geom:bbox":"-79.428789,43.798027,-79.170271,43.962569","qs:loc_lc":"913a9159c6be11d892e2080020a0f4c9","name:hin_x_preferred":["मार्खम"],"name:kan_x_preferred":["ಮಾರ್ಕಮ್"],"name:epo_x_variant":["Markham"],"src:lbl_centroid":"mapshaper","name:fra_x_preferred":["Markham"],"wof:geomhash":"821f33e307449ff93594a083d964cac5","name:fas_x_preferred":["مارکام، انتاریو"],"mz:is_ceased":0,"lbl:max_zoom":13,"src:population":"geonames","wof:placetype":"locality","name:mlg_x_preferred":["Markham"],"name:est_x_preferred":["Markham"],"name:oci_x_preferred":["Markham"],"name:zho_x_preferred":["萬錦市"],"name:dan_x_preferred":["Markham"],"wof:population":261573,"name:war_x_preferred":["Markham"],"name:yue_x_preferred":["萬錦"],"name:guj_x_preferred":["માર્ખમ"],"qs:source":"NCanada Census","name:hbs_x_preferred":["Markham"],"wof:concordances":{"gn:id":6066513,"gp:id":935,"qs_pg:id":1140668,"statcan:nid":"913a9159c6be11d892e2080020a0f4c9","wd:id":"Q44016","wk:page":"Markham, Ontario"},"qs:a1r":"*","name:arz_x_preferred":["ماركام"],"name:cat_x_preferred":["Markham"],"name:lav_x_preferred":["Markama"],"name:bel_x_variant":["Маркгэм"],"src:geom_alt":["quattroshapes_pg"],"name:pol_x_preferred":["Markham"],"name:fin_x_preferred":["Markham"],"name:hye_x_preferred":["Մարկեմ"],"wof:tags":[],"name:urd_x_preferred":["مارکھم، انٹاریو"],"wof:population_rank":10,"name:urd_x_variant":["مارکھم"],"wof:supersedes":[],"lbl:longitude":-79.297198,"name:mar_x_preferred":["मार्खम"],"edtf:cessation":"uuuu","name:deu_x_preferred":["Markham"],"gn:population":261573,"name:ben_x_preferred":["মার্কহাম"],"qs:loc_alt":"Town of Markham","counts:names_total":66,"name:atj_x_preferred":["Markham"],"mz:is_current":1,"name:lit_x_preferred":["Marklamas"],"name:vie_x_preferred":["Markham"],"wof:hierarchy":[{"continent_id":102191575,"country_id":85633041,"county_id":890458415,"locality_id":101736035,"region_id":85682057}],"name:fas_x_variant":["مارکام"],"mz:min_zoom":6,"lbl:latitude":43.885511,"lbl:min_zoom":8,"name:por_x_preferred":["Markham"],"name:bel_x_preferred":["Маркем"],"geom:area":0.023826,"name:kor_x_preferred":["마크햄"],"wd:population":301709,"name:tat_x_preferred":["Маркем"],"name:tam_x_preferred":["யோங்லே"],"name:sqi_x_preferred":["Markham"],"qs:loc":"Markham","counts:names_preferred":61,"geom:area_square_m":2.12354321217223E8,"counts:names_variant":5,"name:ukr_x_preferred":["Маркем"],"name:spa_x_preferred":["Markham"],"name:eng_x_preferred":["Markham"],"name:vec_x_preferred":["Markham"],"wd:elevation":200,"wof:superseded_by":[],"name:nld_x_preferred":["Markham"],"qs:pop":0,"wof:placetype_id":102312317,"qs:la_lc":"*","qs:level":"locality","name:ita_x_preferred":["Markham"],"mz:is_deprecated":0,"name:tgl_x_preferred":["Markham"],"wd:latitude":43.8833,"qs:type":"Town","geom:longitude":-79.295224,"wof:id":101736035,"name:tel_x_preferred":["మార్ఖం"],"name:ast_x_preferred":["Markham"],"src:geom":"quattroshapes","name:ell_x_variant":["Μάρκαμ"],"name:bul_x_preferred":["Маркъм"],"counts:names_languages":61,"name:tur_x_preferred":["Markham"],"mps:longitude":-79.297198,"qs:a1_lc":"ON","name:sin_x_preferred":["මර්ක්හම්"],"name:ckb_x_preferred":["مارکھام"],"wof:parent_id":890458415,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"name:gle_x_preferred":["Markham"],"name:msa_x_preferred":["Markham"],"wd:longitude":-79.25}