Data / Rankings / Social Security affiliates / Municipalities in Barcelona province
Municipalities in Barcelona province by social Security affiliates
Barcelona had the highest social Security affiliates of 311 municipalities in February 2026, at 758,355. Sant Jaume de Frontanyà had the lowest, at 10. The median was 1,620. Source: the Institut d'Estadística de Catalunya.
Median 1,620 311 municipalities
Barcelona Barcelona: 758,355 persons 758,355 L'Hospitalet de Llobregat L'Hospitalet de Llobregat: 124,715 persons 124,715 Terrassa Terrassa: 104,745 persons 104,745 Sabadell Sabadell: 99,455 persons 99,455 Badalona Badalona: 98,605 persons 98,605 Mataró Mataró: 56,840 persons 56,840 Santa Coloma de Gramenet Santa Coloma de Gramenet: 50,975 persons 50,975 Sant Cugat del Vallès Sant Cugat del Vallès: 44,585 persons 44,585 Cornellà de Llobregat Cornellà de Llobregat: 41,455 persons 41,455 Sant Boi de Llobregat Sant Boi de Llobregat: 38,100 persons 38,100 Rubí Rubí: 37,255 persons 37,255 Manresa Manresa: 32,770 persons 32,770 Viladecans Viladecans: 32,150 persons 32,150 Vilanova i la Geltrú Vilanova i la Geltrú: 30,500 persons 30,500 Castelldefels Castelldefels: 30,425 persons 30,425 El Prat de Llobregat El Prat de Llobregat: 29,280 persons 29,280 Granollers Granollers: 29,200 persons 29,200 Cerdanyola del Vallès Cerdanyola del Vallès: 25,860 persons 25,860 Mollet del Vallès Mollet del Vallès: 23,845 persons 23,845 Vic Vic: 23,135 persons 23,135 Sant Feliu de Llobregat Sant Feliu de Llobregat: 21,395 persons 21,395 Gavà Gavà: 21,145 persons 21,145 Esplugues de Llobregat Esplugues de Llobregat: 20,445 persons 20,445 Vilafranca del Penedès Vilafranca del Penedès: 18,645 persons 18,645 Ripollet Ripollet: 18,290 persons 18,290 Igualada Igualada: 17,555 persons 17,555 Sant Joan Despí Sant Joan Despí: 17,095 persons 17,095 Montcada i Reixac Montcada i Reixac: 17,045 persons 17,045 Sant Adrià de Besòs Sant Adrià de Besòs: 16,085 persons 16,085 Barberà del Vallès Barberà del Vallès: 15,530 persons 15,530 Sant Pere de Ribes Sant Pere de Ribes: 14,140 persons 14,140 Molins de Rei Molins de Rei: 13,005 persons 13,005 Sitges Sitges: 12,980 persons 12,980 Sant Vicenç dels Horts Sant Vicenç dels Horts: 12,880 persons 12,880 Martorell Martorell: 12,815 persons 12,815 Premià de Mar Premià de Mar: 12,725 persons 12,725 Sant Andreu de la Barca Sant Andreu de la Barca: 12,550 persons 12,550 Castellar del Vallès Castellar del Vallès: 12,240 persons 12,240 Santa Perpètua de Mogoda Santa Perpètua de Mogoda: 12,070 persons 12,070 Olesa de Montserrat Olesa de Montserrat: 11,410 persons 11,410 persons. Source: Idescat . Retrieved 2026-10-07. Full ranking Rank Municipalities February 2026persons Change on February 2025 1 Barcelona 758,355 +1.2% 2 L'Hospitalet de Llobregat 124,715 +3.3% 3 Terrassa 104,745 +2.6% 4 Sabadell 99,455 +3% 5 Badalona 98,605 +2.1% 6 Mataró 56,840 +1.8% 7 Santa Coloma de Gramenet 50,975 +2.4% 8 Sant Cugat del Vallès 44,585 +1.1% 9 Cornellà de Llobregat 41,455 +2.8% 10 Sant Boi de Llobregat 38,100 +2.2% 11 Rubí 37,255 +2.5% 12 Manresa 32,770 +3.3% 13 Viladecans 32,150 +3.1% 14 Vilanova i la Geltrú 30,500 +3.3% 15 Castelldefels 30,425 +0.8% 16 El Prat de Llobregat 29,280 +1.4% 17 Granollers 29,200 +2.9% 18 Cerdanyola del Vallès 25,860 +1% 19 Mollet del Vallès 23,845 +2.7% 20 Vic 23,135 +2.4% 21 Sant Feliu de Llobregat 21,395 +1.6% 22 Gavà 21,145 +1.3% 23 Esplugues de Llobregat 20,445 +2.9% 24 Vilafranca del Penedès 18,645 +3% 25 Ripollet 18,290 +2.4% 26 Igualada 17,555 +1.4% 27 Sant Joan Despí 17,095 +2.1% 28 Montcada i Reixac 17,045 +2.2% 29 Sant Adrià de Besòs 16,085 +2.1% 30 Barberà del Vallès 15,530 +1.1% 31 Sant Pere de Ribes 14,140 +2% 32 Molins de Rei 13,005 +1.7% 33 Sitges 12,980 +0.4% 34 Sant Vicenç dels Horts 12,880 +1.8% 35 Martorell 12,815 +3.6% 36 Premià de Mar 12,725 +0.9% 37 Sant Andreu de la Barca 12,550 +2% 38 Castellar del Vallès 12,240 +1.9% 39 Santa Perpètua de Mogoda 12,070 +2% 40 Olesa de Montserrat 11,410 +2.3% 41 El Masnou 11,350 +2.1% 42 Pineda de Mar 11,320 +3.3% 43 Esparreguera 10,480 +3.2% 44 Les Franqueses del Vallès 9,940 +2.5% 45 Sant Quirze del Vallès 9,420 +1.1% 46 Sant Just Desvern 9,410 +0.9% 47 Vilassar de Mar 9,340 0% 48 Parets del Vallès 9,090 +2.1% 49 Cardedeu 8,955 +2.3% 50 Caldes de Montbui 8,840 +1.6% 51 Manlleu 8,760 +2.1% 52 Sant Celoni 8,445 +2.7% 53 La Garriga 8,240 +1.3% 54 Lliçà d'Amunt 8,200 +1.9% 55 Piera 8,010 +4.7% 56 Tordera 7,925 +3.7% 57 Vallirana 7,805 +2.5% 58 Calella 7,795 +1.8% 59 Cubelles 7,765 +3.3% 59 Montornès del Vallès 7,765 +1.6% 61 Corbera de Llobregat 7,735 +2.7% 62 Malgrat de Mar 7,665 +3.2% 63 Palau-solità i Plegamans 7,425 +1.1% 64 Canovelles 7,045 +2.1% 65 Arenys de Mar 7,035 +2% 66 Torelló 6,940 +2.9% 67 Berga 6,925 +1.5% 68 Castellbisbal 6,400 +2.2% 69 Canet de Mar 6,390 +2.6% 70 Abrera 6,290 +1.9% 71 Montgat 6,130 +0.9% 72 Argentona 5,970 +2.3% 73 Sant Sadurní d'Anoia 5,915 +0.6% 74 La Llagosta 5,835 +1.7% 75 Pallejà 5,755 +2% 76 La Roca del Vallès 5,620 +3.6% 77 Vilanova del Camí 5,575 +2.4% 78 Llinars del Vallès 5,270 +3.7% 79 Sant Andreu de Llavaneres 5,250 +1.1% 80 Badia del Vallès 5,100 +2.7% 81 Bigues i Riells del Fai 5,080 +2.3% 82 Sant Joan de Vilatorrada 5,065 +2.7% 83 Masquefa 4,875 +3.2% 84 Premià de Dalt 4,810 +1.7% 85 Matadepera 4,730 +2.4% 86 Sentmenat 4,680 +2% 87 Cervelló 4,675 +2.6% 88 L'Ametlla del Vallès 4,640 +1.9% 89 Tiana 4,630 +2.4% 90 Palafolls 4,600 +1.3% 91 Santa Maria de Palautordera 4,575 +1.9% 92 Sant Fruitós de Bages 4,480 +1% 93 Arenys de Munt 4,345 +0.2% 93 Sant Esteve Sesrovires 4,345 +4.3% 95 Alella 4,300 -0.2% 96 Sant Fost de Campsentelles 4,290 +1.3% 97 Polinyà 4,285 +1.2% 98 Vilassar de Dalt 4,210 +1.2% 99 Tona 4,200 +1.6% 100 Santa Margarida de Montbui 4,195 +3.2% 101 Santa Coloma de Cervelló 4,175 +2.3% 102 Sant Vicenç de Castellet 4,170 +1.7% 103 Montmeló 4,160 +2.7% 104 Vacarisses 3,960 +4.5% 105 Gelida 3,820 +1.6% 106 Santa Eulàlia de Ronçana 3,805 +3% 107 Centelles 3,755 +1.8% 107 Viladecavalls 3,755 +2% 109 Begues 3,690 +2.4% 110 Santpedor 3,630 +1.8% 111 Cabrils 3,600 +1.1% 112 Santa Margarida i els Monjos 3,430 +1.6% 113 Sant Feliu de Codines 3,350 +3.1% 114 Taradell 3,310 +2.3% 115 Lliçà de Vall 3,300 +2% 116 Roda de Ter 3,260 +2.5% 117 Moià 3,175 +1.6% 117 Torrelles de Llobregat 3,175 +2.4% 119 Dosrius 3,150 +4.1% 120 Sant Antoni de Vilamajor 3,145 +1.5% 121 Teià 3,105 +3.8% 122 Sant Vicenç de Montalt 3,030 +2.2% 123 Vilanova del Vallès 2,865 0% 124 Sallent 2,835 +0.5% 125 Artés 2,815 +2.4% 126 Navarcles 2,780 +0.9% 127 Navàs 2,720 +1.9% 128 Canyelles 2,645 +4.5% 129 Sant Pere de Vilamajor 2,505 +1.8% 130 Súria 2,455 +1.9% 131 Collbató 2,430 +2.7% 132 Cabrera de Mar 2,365 +0.2% 133 Sant Pol de Mar 2,355 +1.7% 134 Capellades 2,325 -0.4% 135 Martorelles 2,255 +3.9% 136 El Papiol 2,175 +4.1% 137 Sant Climent de Llobregat 2,095 +1.5% 138 Olivella 1,990 +6.4% 139 Gironella 1,975 +0.8% 140 Seva 1,905 +0.8% 141 Olèrdola 1,900 +3% 142 Balenyà 1,885 +3.9% 142 Castellbell i el Vilar 1,885 +2.7% 144 El Pont de Vilomara i Rocafort 1,850 +0.5% 144 La Torre de Claramunt 1,850 +3.4% 146 Puig-reig 1,810 +1.4% 146 Sant Cebrià de Vallalta 1,810 +5.8% 148 Sant Hipòlit de Voltregà 1,800 +2.9% 149 Cardona 1,740 +1.8% 150 Sant Julià de Vilatorta 1,730 +3% 151 Òdena 1,715 +1.8% 152 Sant Salvador de Guardiola 1,690 +3% 153 Santa Susanna 1,650 +1.2% 154 Vallgorguina 1,640 +3.1% 155 Cànoves i Samalús 1,625 -1.2% 156 Les Masies de Voltregà 1,620 +0.9% 157 Sant Martí Sarroca 1,595 +1.6% 158 Subirats 1,550 +1% 159 Els Hostalets de Pierola 1,525 +2.7% 160 La Palma de Cervelló 1,455 -0.7% 161 Calaf 1,440 +3.2% 162 Sant Esteve de Palautordera 1,435 -0.3% 163 Balsareny 1,430 +0.7% 164 Monistrol de Montserrat 1,420 +3.3% 165 Caldes d'Estrac 1,410 0% 166 Gurb 1,365 +1.1% 167 Vallromanes 1,360 +1.5% 168 Calldetenes 1,305 -1.5% 169 Sant Llorenç d'Hortons 1,275 +4.1% 170 Castellet i la Gornal 1,235 +6% 171 Aiguafreda 1,230 +4.2% 171 Castellterçol 1,230 +2.9% 173 Prats de Lluçanès 1,220 +1.2% 174 El Bruc 1,210 +4.8% 174 Sant Pere de Torelló 1,210 +4.3% 176 Folgueroles 1,185 +1.3% 177 Santa Eugènia de Berga 1,155 +1.3% 178 Castellgalí 1,140 +6% 179 Sant Pere de Riudebitlles 1,125 +2.7% 180 Mediona 1,120 +3.7% 181 Sant Llorenç Savall 1,115 +1.8% 181 Ullastrell 1,115 +0.9% 183 Olesa de Bonesvalls 1,105 +8.9% 184 Avinyó 1,075 +3.4% 185 La Granada 1,070 +0.9% 186 La Pobla de Claramunt 1,065 0% 187 Sant Quintí de Mediona 1,050 +4% 187 Sant Vicenç de Torelló 1,050 +2.9% 189 Avià 1,035 +1.5% 189 Torrelles de Foix 1,035 +5.1% 191 Castellví de Rosanes 1,020 0% 191 L'Esquirol 1,020 +1.5% 193 Callús 955 +1.1% 194 Sant Quirze de Besora 950 -1% 195 Bagà 870 0% 196 Gualba 855 +5.6% 197 Avinyonet del Penedès 850 +2.4% 198 Castellví de la Marca 825 +4.4% 199 Torrelavit 805 +3.2% 200 Cabrera d'Anoia 800 +8.8% 201 Castellnou de Bages 755 +3.4% 201 Santa Eulàlia de Riuprimer 755 +0.7% 203 Fonollosa 750 +2% 204 Fogars de la Selva 730 0% 205 Casserres 695 +4.5% 206 Sant Iscle de Vallalta 690 +5.3% 207 Font-rubí 655 +4% 208 El Pla del Penedès 645 +5.7% 209 Vallbona d'Anoia 625 +5.9% 210 Sant Martí de Centelles 600 0% 211 Sant Martí de Tous 590 +3.5% 212 Olost 580 +2.7% 213 Calders 575 +3.6% 214 Figaró-Montmany 565 +2.7% 215 Vilobí del Penedès 515 +7.3% 216 Les Cabanyes 505 +2% 217 Santa Maria d'Oló 495 +3.1% 218 Cercs 490 0% 219 Sant Cugat Sesgarrigues 480 +1.1% 220 Montesquiu 475 +3.3% 221 Rellinars 455 -1.1% 222 Jorba 450 +3.4% 223 Santa Maria de Martorelles 430 +3.6% 224 Pacs del Penedès 420 -2.3% 225 La Llacuna 400 +1.3% 225 Olvan 400 +1.3% 225 Sant Bartomeu del Grau 400 +3.9% 228 Òrrius 395 -1.3% 229 Vilalba Sasserra 390 +6.8% 230 Castellcir 385 0% 231 Guardiola de Berguedà 375 +1.4% 231 La Pobla de Lillet 375 +1.4% 233 Carme 370 +7.2% 234 Muntanyola 365 +5.8% 235 Les Masies de Roda 345 -8% 235 Sant Quirze Safaja 345 +4.5% 237 Castellolí 340 +1.5% 238 Monistrol de Calders 330 +3.1% 238 Rajadell 330 +6.5% 240 Sant Mateu de Bages 280 0% 241 Campins 275 0% 242 Puigdàlber 270 +3.8% 242 Sant Feliu Sasserra 270 +8% 244 Oristà 265 +8.2% 245 Els Prats de Rei 240 0% 246 Castellfollit del Boix 235 +4.4% 247 Fogars de Montclús 225 -6.3% 248 Pontons 210 +5% 249 Montmajor 205 -2.4% 249 Sant Boi de Lluçanès 205 -4.7%
Showing the top 250 of 311. The CSV download has every row.
Other periods
About this ranking Workers registered with Social Security, by place of residence or work centre as stated by the source.
Every value in the ranking comes from the same publisher and the same period, so the municipalities are compared on one definition. Equal values share a rank.
How to cite Institut d'Estadística de Catalunya (Idescat). Afiliats a la Seguretat Social per municipi de residència (afi). https://www.idescat.cat/pub/?id=afi. Retrieved 2026-10-07.Use this data in your AI agent Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:
Rank Municipalities in Barcelona province by social Security affiliates using official data, and cite the source. rank_places {"indicator":"social_security_affiliates","level":"municipality","within":"Barcelona","limit":10}
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Questions Which municipality has the highest social Security affiliates? Barcelona, with 758,355 in February 2026, according to the Institut d'Estadística de Catalunya.
Which municipality has the lowest social Security affiliates? Sant Jaume de Frontanyà, with 10 in February 2026.
Where does this ranking come from? Every value comes from one source and one period, so the places are comparable: Institut d'Estadística de Catalunya, Afiliats a la Seguretat Social per municipi de residència (afi). Retrieved 2026-10-07.
Social Security affiliates: other rankings
Municipalities in Barcelona province: more rankings 