

Abruzzo · Teramo
Isola del Gran Sasso d'Italia
At the foot of a massif holding the Apennines' highest peak outside Sicily, the commune's sanctuary ranks among the world's fifteen most-visited Catholic shrines.
- Best time
- Apr–Oct
- By car
- 1 h 20 min from Pescara
- Population
- 4,465
Known for
SAN GABRIELE
Sanctuary of San Gabriele dell'Addolorata, two million pilgrims annually, among the fifteen most-visited Catholic shrines in the world.
GRAN SASSO
Foot of the Corno Grande at 2,912 meters, the highest peak of the Apennines outside Sicily, inside the national park.
MAVONE VALLEY
Trailhead valley for the southern approaches to the massif, climbing 2,500 meters from the town to the summit.
When to visit
Best · Apr–Oct
- J10°
- F12°
- M13°
- A16°
- M21°
- J26°
- J29°
- A29°
- S24°
- O20°
- N15°
- D12°
- Best
- Hot or crowded
- Quiet
- Mostly closed
Daytime averages, 2020–2024. Weather data by Open-Meteo.com.
The festa: San Massimo, prima domenica di maggio
Why come
The commune sits in the Mavone river valley, with the southern wall of the Gran Sasso massif rising directly behind it and the territory climbing from the valley floor to Monte Corno. The convent below the peaks is traditionally said to have been founded by Francis of Assisi around 1215. Passionists arrived in 1847, and the young Gabriele Possenti reached the retreat in 1859 and died there in 1862 at 24.
He was canonized in 1920. The town itself is small, a settlement in the shadow of the rock rather than a destination built up around itself. Its two draws sit at opposite ends of the same valley system: the retreat where a young Passionist lived and died, and the summit trails that begin where the valley narrows. The pilgrims come for the saint, the climbers for the rock, and the town's whole geography is arranged around that single climb from river to peak.
The Sunday letter
Isola del Gran Sasso d'Italia is on our list. Its letter is still to come.
We are writing about all 1,000 of these towns, one at a time, in a free letter every Sunday: the photo, the food, the festa. That is our mission. Sign up and you will be there when Isola del Gran Sasso d'Italia comes up. By Peter & Sophia, from Pietrasanta.
How to get there
From Ancona / Pescara (AOI), about 2h 9m by car.
Rome (FCO) is about 2h 38m away.
By car from the centre of Pescara 1h 20m or Ancona 2 hours.
Coming by train into Pescara Centrale? Isola del Gran Sasso d'Italia is about 1h 18m away by road.


What to see
Santuario di San Gabriele dell'Addolorata
A 1970 concrete-and-glass church seating six thousand stands on the site of an older convent at the foot of the massif, the scale of the building matched by the crowds it absorbs each year.
Convento dei Passionisti
The 13th-century convent traditionally attributed to Saint Francis, where Gabriele Possenti died in 1862 and where the Passionist community has been based since 1847.
Corno Grande
The rock face and its trails are approached from the valley below, with Corno Piccolo rising alongside it as the pair mark the skyline above the sanctuary.
Castelli
Frazione known for the ceramic-decorated ceiling of the church of San Donato, painted by Castelli majolica masters around 1620.
The slow-trip planner
Building a trip? Find where Isola del Gran Sasso d'Italia fits in a slow Italy circuit.
Answer five questions. We will shape a geographically coherent slow trip from the 1,000 Italian towns most travelers skip. Yours to save and share.
Living here
- Population 4,465
- Commuter belti
- Pharmacy in town
- High school within a 30-minute drive
- Nearest airport Ancona / Pescara, 2 h 9 min drive
- Regional capital L'Aquila, 48 min drive
Common questions
- What is Isola del Gran Sasso d'Italia known for?
- At 415 meters at the foot of a massif holding the Apennines' highest peak outside Sicily, the commune's sanctuary ranks among the world's fifteen most-visited Catholic shrines.
- Where is Isola del Gran Sasso d'Italia?
- Isola del Gran Sasso d'Italia is a comune in the province of Teramo, in Abruzzo.
- What is the nearest airport to Isola del Gran Sasso d'Italia?
- Ancona / Pescara (AOI), about 2h 9m by car.
- How long is the drive from Pescara to Isola del Gran Sasso d'Italia?
- About 1h 20m by car.
- When is the best time to visit Isola del Gran Sasso d'Italia?
- Best in Apr–Oct. July is the warmest month, averaging 29 degrees, and May the wettest, with about 15 rain days.
- Is there a sagra or a festival in Isola del Gran Sasso d'Italia?
- The town keeps its patron saint's day: San Massimo, prima domenica di maggio.
- Which other towns are like Isola del Gran Sasso d'Italia?
- Campli, Civitella del Tronto and Manoppello.
- How many people live in Isola del Gran Sasso d'Italia?
- 4,465 at the 2023 count.
Tags & datadesignations · numbers · sources
Recognised as
The numbers
- Elevation: 415 m
- Population: 4,465
- Surface area: 84.05 km²
These figures were compiled from public directories: ISTAT, OpenStreetMap and Wikidata, and from the official listings of the guides named on this page. Town details change; verify with official sources before you travel.
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