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 June 2026, at 771,810. Sant Jaume de Frontanyà had the lowest, at 10. The median was 1,645. Source: the Institut d'Estadística de Catalunya.
Median 1,645 311 municipalities
Barcelona Barcelona: 771,810 persons 771,810 L'Hospitalet de Llobregat L'Hospitalet de Llobregat: 128,750 persons 128,750 Terrassa Terrassa: 106,670 persons 106,670 Sabadell Sabadell: 101,810 persons 101,810 Badalona Badalona: 100,295 persons 100,295 Mataró Mataró: 58,630 persons 58,630 Santa Coloma de Gramenet Santa Coloma de Gramenet: 52,540 persons 52,540 Sant Cugat del Vallès Sant Cugat del Vallès: 44,460 persons 44,460 Cornellà de Llobregat Cornellà de Llobregat: 42,200 persons 42,200 Sant Boi de Llobregat Sant Boi de Llobregat: 38,670 persons 38,670 Rubí Rubí: 37,930 persons 37,930 Manresa Manresa: 33,990 persons 33,990 Viladecans Viladecans: 33,060 persons 33,060 Vilanova i la Geltrú Vilanova i la Geltrú: 31,785 persons 31,785 Castelldefels Castelldefels: 31,140 persons 31,140 Granollers Granollers: 30,195 persons 30,195 El Prat de Llobregat El Prat de Llobregat: 29,775 persons 29,775 Cerdanyola del Vallès Cerdanyola del Vallès: 26,205 persons 26,205 Mollet del Vallès Mollet del Vallès: 24,490 persons 24,490 Vic Vic: 23,880 persons 23,880 Sant Feliu de Llobregat Sant Feliu de Llobregat: 21,520 persons 21,520 Gavà Gavà: 21,420 persons 21,420 Esplugues de Llobregat Esplugues de Llobregat: 20,835 persons 20,835 Vilafranca del Penedès Vilafranca del Penedès: 19,155 persons 19,155 Ripollet Ripollet: 18,535 persons 18,535 Igualada Igualada: 18,085 persons 18,085 Montcada i Reixac Montcada i Reixac: 17,305 persons 17,305 Sant Joan Despí Sant Joan Despí: 17,295 persons 17,295 Sant Adrià de Besòs Sant Adrià de Besòs: 16,285 persons 16,285 Barberà del Vallès Barberà del Vallès: 15,675 persons 15,675 Sant Pere de Ribes Sant Pere de Ribes: 14,735 persons 14,735 Sitges Sitges: 13,610 persons 13,610 Martorell Martorell: 13,225 persons 13,225 Molins de Rei Molins de Rei: 13,220 persons 13,220 Pineda de Mar Pineda de Mar: 13,170 persons 13,170 Sant Vicenç dels Horts Sant Vicenç dels Horts: 12,985 persons 12,985 Premià de Mar Premià de Mar: 12,960 persons 12,960 Sant Andreu de la Barca Sant Andreu de la Barca: 12,700 persons 12,700 Santa Perpètua de Mogoda Santa Perpètua de Mogoda: 12,370 persons 12,370 Castellar del Vallès Castellar del Vallès: 12,310 persons 12,310 persons. Source: Idescat . Retrieved 2026-10-07. Full ranking Rank Municipalities June 2026persons Change on June 2025 1 Barcelona 771,810 +2.4% 2 L'Hospitalet de Llobregat 128,750 +4.4% 3 Terrassa 106,670 +3.6% 4 Sabadell 101,810 +3.9% 5 Badalona 100,295 +2.6% 6 Mataró 58,630 +2.9% 7 Santa Coloma de Gramenet 52,540 +3.5% 8 Sant Cugat del Vallès 44,460 +1.1% 9 Cornellà de Llobregat 42,200 +3.3% 10 Sant Boi de Llobregat 38,670 +2.3% 11 Rubí 37,930 +3.3% 12 Manresa 33,990 +4.8% 13 Viladecans 33,060 +4.4% 14 Vilanova i la Geltrú 31,785 +4.5% 15 Castelldefels 31,140 +1.5% 16 Granollers 30,195 +4% 17 El Prat de Llobregat 29,775 +2% 18 Cerdanyola del Vallès 26,205 +2% 19 Mollet del Vallès 24,490 +3.6% 20 Vic 23,880 +3.8% 21 Sant Feliu de Llobregat 21,520 +2.1% 22 Gavà 21,420 +1.7% 23 Esplugues de Llobregat 20,835 +3.3% 24 Vilafranca del Penedès 19,155 +3.3% 25 Ripollet 18,535 +2.6% 26 Igualada 18,085 +3% 27 Montcada i Reixac 17,305 +3.5% 28 Sant Joan Despí 17,295 +2.3% 29 Sant Adrià de Besòs 16,285 +2.8% 30 Barberà del Vallès 15,675 +1.5% 31 Sant Pere de Ribes 14,735 +3.7% 32 Sitges 13,610 +1.2% 33 Martorell 13,225 +4.2% 34 Molins de Rei 13,220 +2.4% 35 Pineda de Mar 13,170 +3.5% 36 Sant Vicenç dels Horts 12,985 +1.8% 37 Premià de Mar 12,960 +1.3% 38 Sant Andreu de la Barca 12,700 +3.1% 39 Santa Perpètua de Mogoda 12,370 +3% 40 Castellar del Vallès 12,310 +1.9% 41 Olesa de Montserrat 11,645 +3.5% 42 El Masnou 11,515 +2.1% 43 Esparreguera 10,660 +3.4% 44 Les Franqueses del Vallès 10,205 +4.9% 45 Sant Quirze del Vallès 9,490 +1.7% 46 Sant Just Desvern 9,460 +1.6% 47 Vilassar de Mar 9,450 +0.5% 48 Calella 9,195 +2.5% 49 Parets del Vallès 9,135 +1.6% 50 Cardedeu 9,125 +3.3% 51 Malgrat de Mar 9,115 +3.3% 52 Manlleu 9,045 +3.1% 53 Caldes de Montbui 9,005 +1.4% 54 Sant Celoni 8,555 +1.8% 55 Tordera 8,525 +4.7% 56 Lliçà d'Amunt 8,370 +3.2% 57 La Garriga 8,345 +2.6% 58 Piera 8,275 +5.2% 59 Cubelles 8,015 +3.3% 60 Montornès del Vallès 7,930 +2.9% 61 Vallirana 7,855 +2.7% 62 Corbera de Llobregat 7,840 +2.6% 63 Palau-solità i Plegamans 7,550 +1.3% 64 Arenys de Mar 7,350 +3.2% 65 Canovelles 7,225 +2% 66 Torelló 7,135 +2.5% 67 Berga 7,110 +3.6% 68 Canet de Mar 6,685 +3.5% 69 Abrera 6,455 +2.5% 70 Castellbisbal 6,405 +1.5% 71 Montgat 6,220 +2.6% 72 Sant Sadurní d'Anoia 6,050 +1.4% 73 Argentona 6,030 +2.6% 74 La Llagosta 5,945 +1.3% 75 Pallejà 5,860 +2.8% 76 Vilanova del Camí 5,745 +4.3% 77 La Roca del Vallès 5,690 +2.5% 78 Llinars del Vallès 5,440 +3.4% 79 Sant Andreu de Llavaneres 5,290 +0.5% 80 Badia del Vallès 5,140 +2.8% 81 Bigues i Riells del Fai 5,120 +2.6% 82 Sant Joan de Vilatorrada 5,110 +1.6% 83 Masquefa 5,020 +4% 84 Palafolls 4,960 +0.6% 85 Premià de Dalt 4,820 +0.8% 86 Matadepera 4,765 +2% 87 Cervelló 4,740 +3% 88 Sentmenat 4,730 +2.6% 89 Tiana 4,700 +2.6% 90 L'Ametlla del Vallès 4,685 +1.3% 91 Santa Maria de Palautordera 4,645 +1.8% 92 Sant Fruitós de Bages 4,560 +1.8% 93 Arenys de Munt 4,475 +1.7% 94 Sant Esteve Sesrovires 4,425 +3.5% 95 Polinyà 4,380 +2.8% 96 Alella 4,360 +2.2% 97 Sant Fost de Campsentelles 4,330 +2.2% 98 Santa Margarida de Montbui 4,290 +4.4% 99 Vilassar de Dalt 4,260 +0.8% 100 Sant Vicenç de Castellet 4,250 +1.7% 101 Tona 4,245 +2.2% 102 Santa Coloma de Cervelló 4,200 +2.7% 103 Montmeló 4,195 +2.1% 104 Vacarisses 4,040 +5.6% 105 Gelida 3,905 +3.2% 106 Santa Eulàlia de Ronçana 3,815 +1.3% 107 Centelles 3,790 +0.5% 108 Begues 3,730 +2.6% 109 Viladecavalls 3,715 +0.8% 110 Santpedor 3,695 +2.4% 111 Cabrils 3,625 +2.4% 112 Santa Margarida i els Monjos 3,520 +4% 113 Sant Feliu de Codines 3,395 +2.1% 114 Lliçà de Vall 3,360 +2.6% 115 Roda de Ter 3,340 +4.5% 115 Taradell 3,340 +2% 117 Moià 3,200 +1.3% 118 Dosrius 3,190 +2.7% 119 Sant Antoni de Vilamajor 3,185 0% 120 Torrelles de Llobregat 3,170 +1.9% 121 Sant Vicenç de Montalt 3,110 +1.6% 122 Teià 3,080 +1.1% 123 Vilanova del Vallès 2,980 +4.4% 124 Artés 2,900 +2.1% 125 Sallent 2,890 +1% 126 Navarcles 2,820 +1.4% 127 Canyelles 2,760 +6.4% 128 Navàs 2,755 +0.9% 129 Sant Pere de Vilamajor 2,560 +3% 130 Súria 2,525 +4.6% 131 Sant Pol de Mar 2,510 +2.7% 132 Collbató 2,470 +3.8% 133 Cabrera de Mar 2,450 +3.6% 134 Capellades 2,400 +3.4% 135 Martorelles 2,315 +4.8% 136 El Papiol 2,195 +4% 137 Sant Climent de Llobregat 2,120 +2.7% 138 Olivella 2,045 +5.4% 139 Gironella 2,000 +2.3% 140 La Torre de Claramunt 1,935 +6.3% 141 Seva 1,920 +1.6% 142 Castellbell i el Vilar 1,905 +4.1% 142 Olèrdola 1,905 +1.3% 144 Sant Cebrià de Vallalta 1,900 +6.7% 145 Balenyà 1,895 +3% 145 El Pont de Vilomara i Rocafort 1,895 +2.7% 147 Santa Susanna 1,885 +1.3% 148 Puig-reig 1,880 +2.5% 149 Sant Hipòlit de Voltregà 1,845 +3.7% 150 Cardona 1,815 +2.8% 151 Sant Julià de Vilatorta 1,760 +3.5% 152 Òdena 1,735 0% 153 Sant Salvador de Guardiola 1,710 +2.4% 154 Vallgorguina 1,685 +2.4% 155 Cànoves i Samalús 1,655 +0.9% 156 Les Masies de Voltregà 1,645 0% 157 Sant Martí Sarroca 1,610 +2.9% 158 Els Hostalets de Pierola 1,590 +3.2% 159 Subirats 1,580 +2.3% 160 Calaf 1,485 +2.4% 161 Monistrol de Montserrat 1,480 +4.2% 162 Caldes d'Estrac 1,475 +1.4% 163 La Palma de Cervelló 1,465 +0.7% 164 Balsareny 1,455 +1% 165 Sant Esteve de Palautordera 1,435 -1.4% 166 Vallromanes 1,385 +1.8% 167 Gurb 1,380 +0.4% 168 Calldetenes 1,320 0% 169 Sant Llorenç d'Hortons 1,290 +3.6% 170 Aiguafreda 1,265 +2.8% 171 Castellet i la Gornal 1,260 +3.7% 172 Folgueroles 1,245 +3.8% 173 Sant Pere de Torelló 1,240 +4.6% 174 Prats de Lluçanès 1,235 +1.6% 175 Castellterçol 1,230 +0.4% 176 El Bruc 1,220 +3.8% 177 Santa Eugènia de Berga 1,190 +2.6% 178 Mediona 1,170 +5.9% 179 Castellgalí 1,150 +3.6% 180 Sant Pere de Riudebitlles 1,145 +1.3% 181 Sant Llorenç Savall 1,140 +2.7% 182 Ullastrell 1,130 +2.3% 183 Olesa de Bonesvalls 1,120 +6.7% 184 La Pobla de Claramunt 1,110 +1.8% 185 Sant Quintí de Mediona 1,105 +5.2% 186 Avinyó 1,100 +2.3% 187 La Granada 1,085 +3.3% 188 Torrelles de Foix 1,080 +9.1% 189 Avià 1,075 +3.4% 190 L'Esquirol 1,060 +2.9% 191 Sant Vicenç de Torelló 1,045 +1% 192 Castellví de Rosanes 1,020 -2.4% 193 Callús 990 +2.1% 193 Sant Quirze de Besora 990 +3.1% 195 Avinyonet del Penedès 880 +3.5% 196 Bagà 875 -1.1% 197 Gualba 845 +1.2% 198 Cabrera d'Anoia 820 +7.2% 198 Castellví de la Marca 820 +5.1% 198 Torrelavit 820 +0.6% 201 Castellnou de Bages 795 +6.7% 202 Santa Eulàlia de Riuprimer 775 +2.6% 203 Fogars de la Selva 750 0% 203 Fonollosa 750 +1.4% 205 Casserres 735 +8.1% 206 Sant Iscle de Vallalta 725 +4.3% 207 Vallbona d'Anoia 675 +11.6% 208 El Pla del Penedès 670 +6.3% 208 Font-rubí 670 +7.2% 210 Sant Martí de Centelles 615 +2.5% 211 Sant Martí de Tous 600 0% 212 Olost 590 0% 213 Calders 575 -3.4% 214 Figaró-Montmany 570 +3.6% 215 Vilobí del Penedès 525 +6.1% 216 Cercs 520 +5.1% 216 Les Cabanyes 520 +5.1% 216 Santa Maria d'Oló 520 +4% 219 Montesquiu 485 +3.2% 219 Sant Cugat Sesgarrigues 485 -1% 221 Jorba 450 +2.3% 222 Rellinars 445 -2.2% 223 Santa Maria de Martorelles 430 +1.2% 224 La Llacuna 420 +7.7% 224 Pacs del Penedès 420 0% 226 Olvan 410 -1.2% 227 Sant Bartomeu del Grau 400 +3.9% 227 Vilalba Sasserra 400 +3.9% 229 Òrrius 390 0% 230 La Pobla de Lillet 385 +6.9% 231 Castellcir 380 -3.8% 231 Guardiola de Berguedà 380 +1.3% 233 Muntanyola 375 +7.1% 234 Carme 370 +2.8% 235 Castellolí 360 +4.3% 236 Les Masies de Roda 355 -4.1% 237 Monistrol de Calders 335 +4.7% 238 Sant Quirze Safaja 320 -4.5% 239 Rajadell 315 -3.1% 240 Sant Mateu de Bages 300 +3.4% 241 Puigdàlber 285 +7.5% 242 Campins 280 +1.8% 243 Sant Feliu Sasserra 270 +5.9% 244 Oristà 260 +2% 245 Els Prats de Rei 245 +4.3% 246 Castellfollit del Boix 235 +4.4% 247 Pontons 220 +7.3% 248 Fogars de Montclús 215 -10.4% 248 Montmajor 215 -2.3% 250 Perafita 210 +2.4%
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 771,810 in June 2026, according to the Institut d'Estadística de Catalunya.
Which municipality has the lowest social Security affiliates? Sant Jaume de Frontanyà, with 10 in June 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 