Municipalities in Catalonia by social Security affiliates

Name: Municipalities in Catalonia by social Security affiliates, February 2026
Creator: Institut d'Estadística de Catalunya
License: Idescat open data terms (attribution required)

Barcelona had the highest social Security affiliates of 947 municipalities in February 2026, at 758,355. Sant Jaume de Frontanyà had the lowest, at 10. The median was 425 and the figure for Catalonia was 3.67 million. Source: the Institut d'Estadística de Catalunya.

Highest758,355Barcelona

Lowest10Sant Jaume de Frontanyà

Median425947 municipalities

Catalonia3,669,845History

Top 40 municipalities, February 2026

CSV Chart (SVG)

persons. Source: Idescat. Retrieved 2026-10-07.

Full ranking

Rank	Municipalities	February 2026 persons	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	Lleida	60,360	+3.1%
7	Mataró	56,840	+1.8%
8	Tarragona	55,785	+2.4%
9	Santa Coloma de Gramenet	50,975	+2.4%
10	Girona	48,615	+2.5%
11	Sant Cugat del Vallès	44,585	+1.1%
12	Reus	44,430	+2.4%
13	Cornellà de Llobregat	41,455	+2.8%
14	Sant Boi de Llobregat	38,100	+2.2%
15	Rubí	37,255	+2.5%
16	Manresa	32,770	+3.3%
17	Viladecans	32,150	+3.1%
18	Vilanova i la Geltrú	30,500	+3.3%
19	Castelldefels	30,425	+0.8%
20	El Prat de Llobregat	29,280	+1.4%
21	Granollers	29,200	+2.9%
22	Cerdanyola del Vallès	25,860	+1%
23	Mollet del Vallès	23,845	+2.7%
24	Vic	23,135	+2.4%
25	Sant Feliu de Llobregat	21,395	+1.6%
26	Gavà	21,145	+1.3%
27	Figueres	20,895	+3.2%
28	Esplugues de Llobregat	20,445	+2.9%
29	Vilafranca del Penedès	18,645	+3%
30	Ripollet	18,290	+2.4%
31	Olot	18,005	+2.3%
32	Igualada	17,555	+1.4%
33	Sant Joan Despí	17,095	+2.1%
34	Montcada i Reixac	17,045	+2.2%
35	Blanes	16,425	+1.1%
36	El Vendrell	16,370	+3.9%
37	Sant Adrià de Besòs	16,085	+2.1%
38	Barberà del Vallès	15,530	+1.1%
39	Cambrils	14,395	+3.2%
40	Sant Pere de Ribes	14,140	+2%
41	Salt	13,815	+3.4%
42	Lloret de Mar	13,670	+4.2%
43	Tortosa	13,550	+2.7%
44	Molins de Rei	13,005	+1.7%
45	Sitges	12,980	+0.4%
46	Sant Vicenç dels Horts	12,880	+1.8%
47	Martorell	12,815	+3.6%
48	Premià de Mar	12,725	+0.9%
49	Sant Andreu de la Barca	12,550	+2%
50	Calafell	12,500	+3.5%
51	Castellar del Vallès	12,240	+1.9%
52	Santa Perpètua de Mogoda	12,070	+2%
53	Olesa de Montserrat	11,410	+2.3%
54	El Masnou	11,350	+2.1%
55	Pineda de Mar	11,320	+3.3%
56	Salou	10,775	+5.1%
57	Esparreguera	10,480	+3.2%
58	Valls	10,475	+2.2%
59	Les Franqueses del Vallès	9,940	+2.5%
60	Banyoles	9,745	+1.6%
61	Vila-seca	9,650	+3.6%
62	Palafrugell	9,485	+1.4%
63	Sant Quirze del Vallès	9,420	+1.1%
64	Sant Just Desvern	9,410	+0.9%
65	Vilassar de Mar	9,340	0%
66	Parets del Vallès	9,090	+2.1%
67	Sant Feliu de Guíxols	9,030	+1.5%
68	Cardedeu	8,955	+2.3%
69	Amposta	8,910	+2.2%
70	Caldes de Montbui	8,840	+1.6%
71	Manlleu	8,760	+2.1%
72	Sant Celoni	8,445	+2.7%
73	Tàrrega	8,420	+2.9%
74	La Garriga	8,240	+1.3%
75	Lliçà d'Amunt	8,200	+1.9%
76	Piera	8,010	+4.7%
77	Tordera	7,925	+3.7%
78	Palamós	7,845	+2%
79	Vallirana	7,805	+2.5%
80	Calella	7,795	+1.8%
81	Cubelles	7,765	+3.3%
81	Montornès del Vallès	7,765	+1.6%
83	Corbera de Llobregat	7,735	+2.7%
84	Malgrat de Mar	7,665	+3.2%
85	Palau-solità i Plegamans	7,425	+1.1%
86	Roses	7,325	+2.2%
87	Torredembarra	7,125	+3.3%
88	Mollerussa	7,085	+2.2%
89	Canovelles	7,045	+2.1%
90	Arenys de Mar	7,035	+2%
91	Balaguer	7,025	+2.7%
92	Torelló	6,940	+2.9%
93	Berga	6,925	+1.5%
94	Santa Coloma de Farners	6,470	+2.1%
95	Castellbisbal	6,400	+2.2%
96	Canet de Mar	6,390	+2.6%
97	Cunit	6,300	+4.5%
98	Abrera	6,290	+1.9%
99	Montgat	6,130	+0.9%
100	Argentona	5,970	+2.3%
101	La Ràpita	5,925	+1.5%
102	Sant Sadurní d'Anoia	5,915	+0.6%
103	La Llagosta	5,835	+1.7%
104	Pallejà	5,755	+2%
105	La Roca del Vallès	5,620	+3.6%
106	Vilanova del Camí	5,575	+2.4%
107	Mont-roig del Camp	5,475	+5.4%
108	Llinars del Vallès	5,270	+3.7%
109	Sant Andreu de Llavaneres	5,250	+1.1%
110	Cassà de la Selva	5,235	+1.1%
111	Badia del Vallès	5,100	+2.7%
112	Bigues i Riells del Fai	5,080	+2.3%
113	Sant Joan de Vilatorrada	5,065	+2.7%
114	Calonge i Sant Antoni	5,000	+2.7%
115	Torroella de Montgrí	4,975	+2.3%
116	Alcarràs	4,955	+4%
117	La Bisbal d'Empordà	4,875	+0.3%
117	Masquefa	4,875	+3.2%
119	Castell d'Aro, Platja d'Aro i s'Agaró	4,830	+3.2%
120	Premià de Dalt	4,810	+1.7%
121	Castelló d'Empúries	4,750	+1.2%
121	Deltebre	4,750	+3.1%
123	Matadepera	4,730	+2.4%
124	Sentmenat	4,680	+2%
125	Cervelló	4,675	+2.6%
126	L'Ametlla del Vallès	4,640	+1.9%
127	Tiana	4,630	+2.4%
128	Palafolls	4,600	+1.3%
129	Puigcerdà	4,595	+2.8%
130	Ripoll	4,585	+0.8%
131	Santa Maria de Palautordera	4,575	+1.9%
132	La Seu d'Urgell	4,485	+1.4%
133	Sant Fruitós de Bages	4,480	+1%
134	Cervera	4,350	+3%
135	Arenys de Munt	4,345	+0.2%
135	Sant Esteve Sesrovires	4,345	+4.3%
137	Solsona	4,305	+1.5%
138	Alella	4,300	-0.2%
139	Sant Fost de Campsentelles	4,290	+1.3%
140	Polinyà	4,285	+1.2%
141	Llagostera	4,210	+1.9%
141	Vilassar de Dalt	4,210	+1.2%
143	Tona	4,200	+1.6%
144	Santa Margarida de Montbui	4,195	+3.2%
145	Santa Coloma de Cervelló	4,175	+2.3%
146	Sant Vicenç de Castellet	4,170	+1.7%
147	Montmeló	4,160	+2.7%
148	Caldes de Malavella	3,995	+3.1%
149	Guissona	3,965	+2.3%
149	L'Escala	3,965	+2.9%
151	Vacarisses	3,960	+4.5%
152	Vidreres	3,860	+3.2%
153	Gelida	3,820	+1.6%
154	Santa Eulàlia de Ronçana	3,805	+3%
155	Centelles	3,755	+1.8%
155	Viladecavalls	3,755	+2%
157	Begues	3,690	+2.4%
158	Santpedor	3,630	+1.8%
159	Cabrils	3,600	+1.1%
160	Roquetes	3,570	+3.9%
161	Alcanar	3,535	-0.6%
162	Maçanet de la Selva	3,515	+4.9%
163	Santa Margarida i els Monjos	3,430	+1.6%
164	Montblanc	3,375	+3.1%
165	Sant Feliu de Codines	3,350	+3.1%
166	Taradell	3,310	+2.3%
167	Lliçà de Vall	3,300	+2%
168	Roda de Berà	3,285	+4.5%
169	Sils	3,275	+1.6%
170	Alpicat	3,265	+3.8%
171	Roda de Ter	3,260	+2.5%
172	Moià	3,175	+1.6%
172	Torrelles de Llobregat	3,175	+2.4%
174	Dosrius	3,150	+4.1%
175	Sant Antoni de Vilamajor	3,145	+1.5%
176	Teià	3,105	+3.8%
177	Vielha e Mijaran	3,065	+0.5%
178	Sant Vicenç de Montalt	3,030	+2.2%
179	Riudoms	3,000	+1%
180	Arbúcies	2,965	+3.3%
181	Vandellòs i l'Hospitalet de l'Infant	2,870	+3.1%
182	Vilanova del Vallès	2,865	0%
183	Celrà	2,835	+2%
183	Sallent	2,835	+0.5%
185	Artés	2,815	+2.4%
186	Navarcles	2,780	+0.9%
187	Almacelles	2,745	+3.8%
187	Les Borges Blanques	2,745	+3.6%
189	Constantí	2,730	+4%
190	Navàs	2,720	+1.9%
191	La Canonja	2,710	+0.4%
191	Sarrià de Ter	2,710	+3.6%
193	Canyelles	2,645	+4.5%
194	La Selva del Camp	2,640	+2.1%
195	Santa Cristina d'Aro	2,595	+1.8%
196	L'Ametlla de Mar	2,580	+2%
197	Sant Hilari Sacalm	2,570	+0.6%
198	Agramunt	2,560	+1.8%
199	Anglès	2,555	+1.4%
200	El Catllar	2,550	+3.7%
201	Vilafant	2,545	+1%
202	Bescanó	2,505	+2%
202	Sant Pere de Vilamajor	2,505	+1.8%
204	Súria	2,455	+1.9%
205	Els Pallaresos	2,450	+2.7%
206	Torrefarrera	2,445	+0.2%
207	Collbató	2,430	+2.7%
207	Tremp	2,430	-0.8%
209	Alcover	2,425	+3.9%
210	Altafulla	2,415	+2.3%
211	Cabrera de Mar	2,365	+0.2%
212	Sant Pol de Mar	2,355	+1.7%
213	Porqueres	2,350	+0.9%
214	L'Arboç	2,335	+3.5%
215	Capellades	2,325	-0.4%
216	Bellpuig	2,280	+1.8%
217	Martorelles	2,255	+3.9%
218	Riells i Viabrea	2,240	+5.2%
219	Ulldecona	2,225	+2.1%
220	Móra d'Ebre	2,215	+3.7%
221	El Papiol	2,175	+4.1%
222	Vilablareix	2,145	+6.7%
223	Sant Climent de Llobregat	2,095	+1.5%
224	La Pobla de Mafumet	2,065	+3.8%
225	Hostalric	2,050	+2.8%
226	Tossa de Mar	2,045	+3.3%
227	Quart	2,025	+3.3%
228	Llançà	2,015	+1%
228	Sant Gregori	2,015	+2.5%
230	Olivella	1,990	+6.4%
231	Gironella	1,975	+0.8%
232	L'Aldea	1,950	+2.9%
233	La Sénia	1,935	+2.1%
234	Seva	1,905	+0.8%
235	Olèrdola	1,900	+3%
236	Balenyà	1,885	+3.9%
236	Castellbell i el Vilar	1,885	+2.7%
238	El Pont de Vilomara i Rocafort	1,850	+0.5%
238	La Torre de Claramunt	1,850	+3.4%
240	El Morell	1,820	+4.6%
241	Puig-reig	1,810	+1.4%
241	Sant Cebrià de Vallalta	1,810	+5.8%
243	La Bisbal del Penedès	1,805	+4.6%
244	Sant Hipòlit de Voltregà	1,800	+2.9%
244	Sant Julià de Ramis	1,800	0%
246	Breda	1,795	+0.8%
247	Cardona	1,740	+1.8%
248	Sant Julià de Vilatorta	1,730	+3%
249	Òdena	1,715	+1.8%
250	Alcoletge	1,700	+1.2%

Showing the top 250 of 947. 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.

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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.