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San Froilán

San Froilán is a local holiday in 11 municipalities — 245,314 residents in the 2025 register. In 2026 it falls on 5 October; below, where and when it's celebrated.

Level
Local holiday
Date 2026
Monday 5 October
Municipalities
11
Residents · 2025 register
245,314
Where most
Castilla y León (9)
CEML
Mapa base: @svg-maps/spain · CC BY 4.0
fewermore municipalities

Verified data

San Froilán in the working calendar

In 2026, the dataset records San Froilán as a local holiday in 11 municipalities, accounting for 245,314 residents in the 2025 register. The most common date is 5 October 2026.

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

Demographic profile

Demographics of the covered population

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

Women / men

53.7% / 46.3%

Aged 0–14

11.4%

Aged 15–64

61.9%

Aged 65+

26.6%

Foreign citizenship

8.8%

Born outside Spain

13.4%

Weighted mean age

48 years

How it differs from its surroundings

Comparison with Spain and with the aggregate of the 2 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 profileCovered populationCompared with SpainCompared with its 2 regions
Aged 0–1411.4%-1.5 pp+0.6 pp
Aged 65+26.6%+5.9 pp-0.4 pp
Foreign citizenship8.8%-5.3 pp+1.4 pp
Born outside Spain13.4%-5.9 pp+1.4 pp
Weighted mean age48 years+3.5 years-0.5 years

The largest difference from Spain is in “Aged 65+”: +5.9 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.

When

Dates of San Froilán

In 2026 it falls on Monday 5 October in most municipalities.

YearMain dateMunicipalities
2024Saturday, 5 October7
2025Monday, 6 October7
2026Monday, 5 October11

Traceability

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.

INE municipal tables 68535 and 68541.

Where it's a holiday

11 municipalities celebrate San Froilán

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

Together, they account for 245,314 residents in the INE municipal register at 1 January 2025.

FAQ

About San Froilán

When is San Froilán in 2026?

In 2026, San Froilán is mainly celebrated on 5 October 2026 (Monday). Some municipalities move it to another date on the working calendar.

In how many municipalities is San Froilán a holiday?

It's a local holiday in 11 municipalities in 2026, accounting for 245,314 residents in the 2025 register; mostly in Castilla y León (9 municipalities).

Is San Froilán a national holiday?

No. San Froilán 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.