Town · Commune of Milan · as at first light, 1 January 1200

Castelseprio

The hill fortress and borgo that was the capital of the county of the Seprio, in decline since the twelfth century; Archbishop Ottone Visconti will destroy it in 1287.

Not a town of weight in 1200.

Who holds it

Title
Old fortress of the county of the Seprio
Confidence
low

Lord in 1200

In Milan's contado; the counts of the Seprio had declined during the twelfth century and moved to Venegono, then to Milan and Reggio.

Where the sources disagree

Evidence: Italian Wikipedia, Contado del Seprio.

Primary sources for Milan

Chronicles, registers, sagas and inscriptions written in or near 1200 that cover this entry. Each has its own page with editions, translations and where to read it.

Sources and studies

  1. Wikipedia (it): Contado del Seprio

Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.