Fairfield is a county and its consensus geometry is derived from quattroshapes.
{"name:epo_x_preferred":["Kantono Fairfield"],"name:jpn_x_preferred":["フェアフィールド郡"],"geom:latitude":34.395111,"wof:name":"Fairfield","name:ceb_x_preferred":["Fairfield County"],"statoids:as_of_date":"2010-04-01","wd:wordcount":556,"name:pnb_x_preferred":["فیئرفیلڈ کاؤنٹی"],"wof:placetype_local":"County","name:ara_x_preferred":["مقاطعة فيرفيلد"],"name:kat_x_preferred":["ფერფილდის ოლქი"],"name:srp_x_preferred":["Округ Ферфилд"],"qs:a2_lc":"45039","name:hun_x_preferred":["Fairfield megye"],"counts:concordances_total":4,"qs:adm0":"United States","geom:type":"Polygon","wof:lastmodified":1722580319,"qs:a2":"Fairfield","qs:a1":"South Carolina","wof:belongsto":[102191575,85633793,85688683],"name:rus_x_preferred":["Фэрфилд"],"mps:latitude":34.38636,"qs:a0":"United States","wof:repo":"whosonfirst-data-admin-us","wof:country":"US","name:cdo_x_preferred":["Fairfield Gông"],"name:nob_x_preferred":["Fairfield County"],"name:swe_x_preferred":["Fairfield County"],"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","statoids:area_km":"1777","statoids:statoid":"US.SC.FA","geom:bbox":"-81.427545,34.174552,-80.769926,34.572029","name:epo_x_variant":["kantono Fairfield"],"src:lbl_centroid":"mapshaper","name:srd_x_preferred":["contea de Fairfield"],"name:fra_x_preferred":["comté de Fairfield"],"wof:geomhash":"e83f3e070dd267b06e11296bcfa87e70","name:fas_x_preferred":["شهرستان فیرفیلد، کارولینای جنوبی"],"name:che_x_preferred":["Фэрфилд"],"mz:is_ceased":0,"name:nan_x_preferred":["Fairfield Kūn"],"lbl:max_zoom":10,"src:population":"uscensus","src:population_date":"2023","wof:placetype":"county","statoids:name":"Fairfield","name:bpy_x_preferred":["ফেয়ারফিল্ড কাউন্টি"],"qs:a2_alt":"Fairfield County","name:zho_x_preferred":["費爾菲爾德縣"],"wof:label":"Fairfield County","wof:population":20422,"name:war_x_preferred":["Condado han Fairfield"],"statoids:timezone":"-5~","name:eus_x_preferred":["Fairfield konderria"],"qs:source":"US Census","wof:concordances":{"fips:code":"45039","hasc:id":"US.SC.FA","uscensus:geoid":"45039","wd:id":"Q505975"},"src:geom_alt":[],"name:pol_x_preferred":["Hrabstwo Fairfield"],"name:fin_x_preferred":["Fairfieldin piirikunta"],"name:hye_x_preferred":["Ֆերֆիլդ շրջան"],"wof:tags":[],"name:urd_x_preferred":["فیئرفیلڈ کاؤنٹی، جنوبی کیرولینا"],"wof:population_rank":7,"name:urd_x_variant":["فیئرفیلڈ کاؤنٹی"],"wof:supersedes":[],"lbl:longitude":-81.127485,"edtf:cessation":"uuuu","name:deu_x_preferred":["Fairfield County"],"name:nds_x_preferred":["Fairfield County"],"counts:names_total":47,"mz:is_current":1,"name:vie_x_preferred":["Quận Fairfield"],"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102085561,"region_id":85688683}],"name:fas_x_variant":["شهرستان فیرفیلد"],"mz:min_zoom":6,"lbl:latitude":34.38636,"lbl:min_zoom":8,"name:por_x_preferred":["Condado de Fairfield"],"qs:adm0_a3":"USA","geom:area":0.180245,"label:eng_x_preferred_placetype":["county"],"name:kor_x_preferred":["페어필드군"],"statoids:capital":"Winnsboro","name:tat_x_preferred":["Фэрфилд"],"name:ron_x_preferred":["Comitatul Fairfield"],"wof:shortcode":"FA","name:sqi_x_preferred":["Fairfield County"],"counts:names_preferred":43,"geom:area_square_m":1.839085218847776E9,"counts:names_variant":4,"statoids:type":"county","name:ukr_x_preferred":["Ферфілд"],"name:spa_x_preferred":["Condado de Fairfield"],"name:eng_x_preferred":["Fairfield"],"name:bar_x_preferred":["Fairfield County"],"wof:superseded_by":[],"name:nld_x_preferred":["Fairfield County"],"wof:placetype_id":102312313,"qs:level":"adm2","label:eng_x_preferred_longname":["Fairfield County"],"name:ita_x_preferred":["contea di Fairfield"],"statoids:population":"23956","mz:is_deprecated":0,"geom:longitude":-81.121229,"wof:id":102085561,"statoids:country":"US","name:eng_x_variant":["Fairfield County"],"src:geom":"quattroshapes","name:bul_x_preferred":["Феърфийлд"],"counts:names_languages":43,"name:tur_x_preferred":["Fairfield"],"uscensus:population":20422,"mps:longitude":-81.127485,"qs:a1_lc":"45","statoids:hasc":"US.SC","name:cym_x_preferred":["Fairfield County"],"statoids:fips":"45039","uscensus:population_date":"2023","wof:parent_id":85688683,"wof:placetype_names":["county"],"mz:hierarchy_label":1,"name:gle_x_preferred":["Contae Fairfield"],"uscensus:funcstat":"A"}