---
title: "San Miguel 2026: when and where it's a public holiday — festivos.io"
description: "San Miguel is a local holiday in 105 municipalities, accounting for 140,038 residents in the 2025 register. In 2026 it falls on 29 September."
source: "https://festivos.io/en/holiday/san-miguel"
---

# San Miguel

San Miguel is a local holiday in 105 municipalities — 140,038 residents in the 2025 register. In 2026 it falls on 29 September; below, where and when it's celebrated.

- **Level:** Local holiday
- **Date 2026:** Tuesday 29 September
- **Municipalities:** 105
- **Residents · 2025 register:** 140,038
- **Where most:** Castilla y León (40)

## San Miguel in the working calendar

In 2026, the dataset records San Miguel as a local holiday in 105 municipalities, accounting for 140,038 residents in the 2025 register. The most common date is 29 September 2026. 33 municipalities set it on another date.

This comparison uses only the official working calendars incorporated into the dataset for each year.

## Demographics of the covered population

Age, citizenship, birthplace and average-age structure from the 2025 Annual Population Census.

| Demographic profile | % |
| --- | --- |
| Women / men | 49.5% / 50.5% |
| Aged 0–14 | 12.4% |
| Aged 15–64 | 63.9% |
| Aged 65+ | 23.7% |
| Foreign citizenship | 10.8% |
| Born outside Spain | 14.4% |
| Weighted mean age | 46.4 years |


### How it differs from its surroundings

Comparison with Spain and with the aggregate of the 11 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 11 regions |
| --- | --- | --- | --- |
| Aged 0–14 | 12.4% | -0.5 pp | -0.1 pp |
| Aged 65+ | 23.7% | +3 pp | +1.6 pp |
| Foreign citizenship | 10.8% | -3.3 pp | -2.9 pp |
| Born outside Spain | 14.4% | -4.8 pp | -4.7 pp |
| Weighted mean age | 46.4 years | +1.9 years | +1 years |

The largest difference from Spain is in “Born outside Spain”: -4.8 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](<https://www.ine.es/dynt3/inebase/index.htm?capsel=11532&padre=11555>).

## Dates of San Miguel

In 2026 it falls on Tuesday 29 September in most municipalities. 33 move it to another date (when it lands on a weekend or by local agreement).

| Year | Main date | Municipalities |
| --- | --- | --- |
| 2024 | Monday, 30 September | 46 |
| 2025 | Monday, 29 September | 96 |
| 2026 | Tuesday, 29 September | 105 |

## Official sources

Official documents linked by the 2026 records. Dates can vary by territory; each municipality page preserves its specific source.

Population: official municipal-register figures at 1 January 2025. [INE](<https://www.ine.es/dyngs/INEbase/operacion.htm?c=Estadistica_C&cid=1254736177011&idp=1254734710990>).

[INE municipal tables 68535 and 68541](<https://www.ine.es/dynt3/inebase/index.htm?capsel=11532&padre=11555>).

- [Comunidad de Madrid — Festivos locales (datos abiertos)](<https://datos.comunidad.madrid/dataset/f160eb6c-6715-471e-9bc0-38497aae950f/resource/ba59e7e8-3d8d-4221-a5fa-b5e78b82707f/download/festivos_locales.csv>)
- [Generalitat Valenciana — Resolución de fiestas locales (DOGV)](<https://dogv.gva.es/datos/2025/11/14/pdf/2025_46326_es.pdf>)
- [Gobierno de Aragón — Calendario laboral (Aragón Open Data)](<https://opendata.aragon.es/datos/catalogo/dataset/f861c5f7-5424-4b3c-90bf-a6d2c2f5b0bd/recurso/5ff8c1f8-fb7e-4343-abba-eb7dbd796dbc/descarga/festivos_aragon_2026_completo.csv>)
- [Gobierno de Cantabria — Calendario laboral (BOC)](<https://boc.cantabria.es/boces/verAnuncioAction.do?idAnuBlob=428192>)
- [Gobierno de La Rioja — Calendario de fiestas locales (BOR)](<https://ias1.larioja.org/boletin/Bor_Boletin_visor_Servlet?referencia=36153930-1-PDF-571537>)
- [Gobierno de Navarra — Fiestas locales (datos abiertos)](<https://datosabiertos.navarra.es/es/datastore/dump/f48e36ae-a700-4796-ab37-9ec0a353cfa1?format=csv&bom=True>)
- [Gobierno Vasco — Calendario laboral (Open Data Euskadi)](<https://opendata.euskadi.eus/contenidos/ds_eventos/calendario_laboral_2026/opendata/calendario_laboral_2026.csv>)
- [Junta de Castilla y León — Fiestas locales (datos abiertos)](<https://analisis.datosabiertos.jcyl.es/api/explore/v2.1/catalog/datasets/fiestas-locales-calendario-de-fiestas-de-caracter-local/exports/csv?where=fecha_fiesta%3E%3D%272026-01-01%27+and+fecha_fiesta%3C%3D%272026-12-31%27>)
- [Junta de Comunidades de Castilla-La Mancha — Calendario de fiestas locales (DOCM/datos abiertos)](<https://docm.jccm.es/docm/verArchivoHtml.do?ruta=2025/12/12/html/2025_9468.html&tipo=rutaDocm>)
- [Principado de Asturias — Calendario de festivos (datos abiertos)](<https://descargas.asturias.es/asturias/opendata/CulturayOcio/calendario/dataset_calendario_festivos.csv>)
- [Xunta de Galicia — Calendario laboral (datos abiertos)](<https://abertos.xunta.gal/es/catalogo/economia-empresa-emprego/-/dataset/0684/calendario-laboral-2026/001/>)

## 105 municipalities celebrate San Miguel

Its local holiday in 2026, by region. Each municipality links to its annual record and the available official source.

Together, they account for 140,038 residents in the INE municipal register at 1 January 2025.

**Castilla y León** (40): Aldea de San Miguel, Ayllón, Cabañas de Sayago, Cabreros del Río, Carbellino, Castrodeza, Castronuño, Cigudosa, Cubillas de Rueda, Duruelo de la Sierra, Frechilla, Fuentebureba, Fuentecantos, Fuentes de Nava, Grajal de Campos, Guisando, Haza, Ibeas de Juarros, Manzanal de los Infantes, Milles de la Polvorosa, Miño de Medinaceli, Monterrubio de la Sierra, Moralina, Mudá, Navalonguilla, Neila, Pelayos del Arroyo, Peñaranda de Bracamonte, Piña de Campos, Riofrío de Riaza, Salce, San Miguel de Bernuy, San Miguel del Robledo, Sebúlcor, Sepúlveda, Talveila, Tarazona de Guareña, Trabazos, Villaescusa la Sombría, Zapardiel de la Cañada

**Castilla-La Mancha** (14): Anchuras, Argecilla, Ballestero, El, Baños de Tajo, Castejón de Henares, Driebes, Fresneda de la Sierra, Huertahernando, Montalbo, Olmeda del Rey, Puebla de Valles, Robledo del Mazo, Villa de Ves, Villagarcía del Llano

**Aragón** (13): Alfajarín, Biota, Bubierca, Castejón de Monegros, Castiello de Jaca, Chodes, Fayón, Lituénigo, Talamantes, Valfarta, Vicién, Vierlas, Villarreal de Huerva

**Comunitat Valenciana** (11): Alqueria d'Asnar, l', Bellreguard, Benifallim, Catarroja, Daya Nueva, Enguera, Jalance, Llucena/Lucena del Cid, Pobla Tornesa, la, Puebla de San Miguel, Tous

**País Vasco** (7): Irura, Ispaster, Iurreta, Laukiz, Oñati, Urnieta, Zuia

**Cantabria** (5): Lamasón, Meruelo, Pesquera, Rionansa, San Miguel de Aguayo

**Galicia** (5): Campo Lameiro, Cenlle, Monterroso, Outes, Paradela

**Comunidad Foral de Navarra** (4): Cárcar, Ciriza/Ziritza, Corella, Orkoien

**La Rioja** (3): Clavijo, Foncea, Rincón de Soto

**Comunidad de Madrid** (2): Acebeda, La, Pinilla del Valle

**Principado de Asturias** (1): Quirós


## About San Miguel

### When is San Miguel in 2026?

In 2026, San Miguel is mainly celebrated on 29 September 2026 (Tuesday). Some municipalities move it to another date on the working calendar.

### In how many municipalities is San Miguel a holiday?

It's a local holiday in 105 municipalities in 2026, accounting for 140,038 residents in the 2025 register; mostly in Castilla y León (40 municipalities).

### Is San Miguel a national holiday?

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

- Saint Isidore the Laborer (488 municipalities)
- San Roque (278 municipalities)
- Segona Pasqua (189 municipalities)
- Martes de Entroido (186 municipalities)
- San Isidro Labrador (163 municipalities)
- San Blas (151 municipalities)
- San Vicente Ferrer (142 municipalities)
- San Pedro (136 municipalities)

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.

---

Data: festivos.io — CC BY 4.0. Official source: State Official Gazette (BOE) and regional gazettes (Law 37/2007).