San Miguel is a local holiday in 134 municipalities in the Spanish working calendar; in 2026 the most common date is 29 September.
Other regions: 9 · 48 municipalities
Verified data
In 2026, the dataset records San Miguel as a local holiday in 210 municipalities, accounting for 419,164 residents in the 2025 register. The most common date is 29 September 2026. 41 municipalities set it on another date.
This comparison uses only the official working calendars incorporated into the dataset for each year.
Demographic profile
Age, citizenship, birthplace and average-age structure from the 2025 Annual Population Census.
49.3% / 50.7%
12.9%
65.8%
21.3%
17.6%
21.5%
44.9 years
Comparison with Spain and with the aggregate of the 15 regions where it is observed. All five comparisons are population-weighted and use only the 2025 Annual Census. A positive sign means the covered population has a higher value than the benchmark.
| Demographic profile | Covered population | Compared with Spain | Compared with its 15 regions |
|---|---|---|---|
| Aged 0–14 | 12.9% | 0 pp | 0 pp |
| Aged 65+ | 21.3% | +0.6 pp | +0.3 pp |
| Foreign citizenship | 17.6% | +3.5 pp | +3.6 pp |
| Born outside Spain | 21.5% | +2.2 pp | +2.5 pp |
| Weighted mean age | 44.9 years | +0.4 years | +0.3 years |
The largest difference from Spain is in “Foreign citizenship”: +3.5 pp.
Sex comes from the 2025 municipal register; all other metrics come from the 2025 Annual Census. Each percentage uses the total from its own statistical operation. INE municipal tables 68535 and 68541.
Saint Michael the Archangel is celebrated on 29 September in the Roman liturgical calendar.
In the working calendar, San Miguel appears as a local holiday — not as a national or general regional holiday. Each municipality may set up to two local holidays a year; This dedication or name is one of those that most municipalities adopt (134 in the reference index).
In 2026, among the municipalities that record it, the most common date is 29 September. 33 municipalities set it on another date. The communities with the most records are Castilla and León, Castilla-La Mancha, Aragón and the Comunitat Valenciana. This page summarises the scope verified in the dataset; It does not add legends or local traditions that have not been checked. The details of each municipality keeps its official source.
When
In 2026 it falls on Tuesday 29 September in most municipalities. 41 move it to another date (when it lands on a weekend or by local agreement).
| Year | Main date | Municipalities |
|---|---|---|
| 2024 | Monday, 30 September | 51 |
| 2025 | Monday, 29 September | 122 |
| 2026 | Tuesday, 29 September | 210 |
Where it's a holiday
Its local holiday in 2026, by region. Each municipality links to its annual record and the available official source.
Together, they account for 419,164 residents in the INE municipal register at 1 January 2025.
Castilla y León68
Aguilar de CamposAlbornosAlcocero de MolaAldea de San MiguelAldeasecaAlmendraArcedianoAyllónBobadilla del CampoBocos de DueroCabañas de SayagoCabreros del RíoCanillas de EsguevaCarbellinoCastrodezaCastronuñoCelada del CaminoCigudosaCubillas de RuedaCuevas de San ClementeDuruelo de la SierraFrechillaFuenteburebaFuentecantosFuentes de NavaGalindusteGrajal de CamposGuisandoHazaHontoria de CerratoHontoria de la CanteraHoyo de Pinares, ElIbeas de JuarrosJuzbadoMadrigal del MonteManzanal de los InfantesMelgar de ArribaMilles de la PolvorosaMiño de MedinaceliMonterrubio de la SierraMoralinaMudáNava de SotrobalNavalonguillaNeilaNeila de San MiguelPelayos del ArroyoPeñaranda de BracamontePiña de CamposPozal de GallinasRiofrío de RiazaSalceSan EmilianoSan Miguel de BernuySan Miguel del PinoSan Miguel del RobledoSantizSebúlcorSepúlvedaSotresgudoTalveilaTarazona de GuareñaTrabazosVega de ValdetroncoVillaescusa la SombríaVillar de ArgañánZapardiel de la CañadaZorita de la FronteraCataluña26
Albiol, L'AlmatretAlmosterArtesa de LleidaBell-lloc d'UrgellCastellar de n'HugCervià de les GarriguesCiutadillaColeraGarrigàsLlanarsLleidaMargalefMont-roig del CampOs de BalaguerPeramolaPobla de Segur, LaRiudellots de la SelvaSant Esteve de la SargaSant Miquel de CampmajorSant Miquel de FluviàSentiu de Sió, LaSetcasesSosesTorroja del PrioratVallfogona de BalaguerAragón24
Alcalá del ObispoAlfajarínBagüésBiotaBotorritaBubiercaCastejón de MonegrosCastiello de JacaChodesFayónFuentes de EbroFuentes de RubielosFuentespaldaLituénigoNoguera de AlbarracínSalcedilloSanta Cruz de NoguerasTalamantesTorrecilla de AlcañizValfartaValjunqueraViciénVierlasVillarreal de HuervaCastilla-La Mancha18
AnchurasArgecillaBallestero, ElBaños de TajoCastejón de HenaresDriebesFresneda de la SierraHuelvesHuertahernandoMontalboOlmeda del ReyPuebla de VallesRobledo del MazoTorrecilla de la JaraUrdaVilla de VesVillagarcía del LlanoVillaseca de UcedaComunidad Foral de Navarra13
BarillasCárcarCiriza/ZiritzaCorellaEslavaEsproncedaIgantziIzalzu/ItzaltzuOrkoienOteizaSalinas de Oro/JaitzUcarUrrozComunitat Valenciana13
Alqueria d'Asnar, l'BellreguardBenifallimCatarrojaCotesDaya NuevaEngueraFormentera del SeguraJalanceLlucena/Lucena del CidPobla Tornesa, laPuebla de San MiguelTousOther regions
Extremadura7
Comunidad de Madrid3
Illes Balears3
Principado de Asturias1
FAQ
In 2026, San Miguel is mainly celebrated on 29 September 2026 (Tuesday). Some municipalities move it to another date on the working calendar.
It's a local holiday in 210 municipalities in 2026, accounting for 419,164 residents in the 2025 register; mostly in Castilla y León (68 municipalities).
No. San Miguel is a local-level holiday: it's only a non-working day in the municipalities that set it as their local festival; each keeps its official source.
Other holidays
Per-municipality data with its official source (regional gazette). Every date is verifiable on the municipality page. Data from festivos.io — CC BY 4.0.