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Town by town / Imola and surroundings

Castel del Rio

All you need to know about Castel del Rio: the numbers to keep at hand, a few curiosities and what there is to see and do.

1,200inhabitants
215metres above sea level
52.6km² of land
40022postcode

Useful numbers in Castel del Rio

Save them on your phone before you leave: tap a number to call.

  • Emergencies

    112

    One number for every emergency: police, fire brigade and ambulance. Free, works with no credit, and they also answer in English.

    The old numbers 113 (police), 115 (fire brigade) and 118 (ambulance) still work: they all reach the same 112 centre.

  • Out-of-hours doctor

    800 040 050

    For minor health problems when GPs are closed: at night, at weekends and on public holidays. Run by AUSL Imola.

    Places and hours

  • Health and emergencies in Castel del Rio

    Emergency room, CAU, out-of-hours doctor, doctor for tourists, Red Cross: what to do if you fall ill, explained for visitors from abroad.

    Health and emergencies

  • Emergency room

    • Ospedale Simiani di Loiano15.5 km as the crow flies · Loiano

      Map

    • Ospedale di Imola "Santa Maria della Scaletta"21.8 km as the crow flies · Imola

      Map

  • Town hall of Castel del Rio

    0542 95906 Switchboard

    Via Montanara, 1

    Mayor: Alberto Baldazzi

    Town website

  • Postcode and dialling code

    Postcode 40022

    Dialling code 0542

    From a foreign mobile: +39 and then the whole number, 0 included.

  • Post offices 1

    • Poste ItalianePiazza della Repubblica 5

      Map

  • Police stations 1

    • CarabinieriVia Roma 2

      Map

  • Pharmacies 1

    The pharmacies open at night and on holidays are listed on the door of every pharmacy.

  • Vets

    For a pet that falls ill on holiday. Call before you go.

    None in this town: the nearest one is in a neighbouring town.

Castel del Rio in numbers

Official open data: the source is under every number.

1,200inhabitantsISTAT
52.6km² of landWikidata
23people per km²our calculation
215metres above sea levelWikidata
946cars owned by residentsACI, 2025
788cars per 1,000 peopleACI, 2025
181motorbikesACI, 2025
1,375vehicles in all, lorries includedACI, 2025
52named streets and squaresOpenStreetMap
0.9km of cycle lanesOpenStreetMap
6places to stayOpenStreetMap
4places to eat and drinkOpenStreetMap
1petrol stationsOpenStreetMap
1EV charging pointsOpenStreetMap
1playgroundsOpenStreetMap
6churches and places of worshipOpenStreetMap

The locals are called alidosiani in Italian.

Patron saint: Ambrose.

Castel del Rio on Wikipedia

What to see and do in Castel del Rio

First our own hand-written cards, then what OpenStreetMap knows on top.

Monuments and places 4

The whole list
  • Ca' di GuzzoMonument
  • Castello degli AlidosiRuins
  • Cippo del ColonelloMemorial
  • monumento ai partigiani caduti e PalmieriMonument

Museums and exhibitions 1

The whole list
  • Museo della Guerra e della Linea GoticaMuseum · Via Montanara 1

Castles and fortresses 2

The whole list
  • Palazzo Alidosi, Castel del RioPhoto: LigaDue, CC BY 3.0, Wikimedia Commons

    Palazzo Alidosi

    Castel del Rio

    A fortified palace begun in 1542 by the Alidosi family, with pointed bastions and a courtyard. It houses the town hall, the Museum of the War and the Gothic Line and the Chestnut Museum. A few steps away is the humpbacked Alidosi bridge.

    Public Museum

    Official site

  • Castellaccio di CantagalloCastle

Churches 5

  • Chiesa dell'Assunzione di Maria Vergine in OstaPlace of worship
  • Chiesa di San Pietro Apostolo in ValsalvaPlace of worship
  • Chiesa di Sant'Ambrogio VescovoPlace of worship
  • Chiesa di Santa Maria in MontefunePlace of worship
  • San MiniatoPlace of worship

Parks and gardens 1

  • Parco pubblico Melissa BassiPark

Stay and eat in Castel del Rio

The full lists, with the website and the map of every place.

Upcoming events in Castel del Rio

Every event in the area

Getting to Castel del Rio

A driver meets you on arrival and takes you to your hotel, the fair or the concert. Fixed price, book online.

Book with Romagna Transfer

Other towns in the area

Sources: population ISTAT; phone, address and mayor from the Italian public administration index; vehicles ACI; businesses ISTAT; saints, twin towns and people Wikidata; places and services OpenStreetMap. Found a mistake? The right number is always the one on the official site. Lists from OpenStreetMap, read on 3 October 2026.