Plizio Visual Lab

Lake Itasy

Plizio editorial teamUpdated: Jun 2026Data Sources

Lake

Weather…

Lake Itasy is the fourth largest lake in Madagascar, covering an area of approximately 35 square kilometers in the central highlands near Soavinandriana. Located in a volcanically active region at an altitude of about 1,221 meters above sea level, the lake is surrounded by a scenic landscape of rolling hills. Its formation is linked to the activities of the Itasy volcanic field, where lava flows created natural barriers that dammed the waters. The region is known for its high biodiversity and serves as a significant breeding ground for numerous species of waterfowl. For the local population, the lake is a vital resource, particularly through fishing, with tilapia and carp being the primary catches. In addition to fishing, tourism is playing an increasing role, as the nearby Lily Waterfalls and geysers attract visitors from around the world. The fertile volcanic soils in the surrounding area allow for intensive vegetable farming, which supplies the capital city, Antananarivo. Lake Itasy is thus a central hub for ecology, economy, and recreation in the Malagasy highlands.

Location: Madagascar
Nearby: Soavinandriana (4 km)

Best time to visit & climate

The most pleasant time to visit is May, Aug, Sep.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	23	23	23	21	19	17	17	18	21	24	24	24
Rain mm	390	290	209	92	24	9	13	6	12	56	153	272

📋 Practical info

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Getting there

Travelers usually depart from the capital city on paved roads heading west towards Ampefy, which serves as the primary base for exploring the lake. The final approach to specific scenic points often involves navigating bumpy, unpaved local tracks.

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Best season

The cool, dry period stretching from April to November is widely favored for pleasant hiking weather and clear views of the volcanic landscape. The hot, rainy season can make backroads excessively muddy and obscure the scenic highlands in thick mist.

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Terrain & paths

The trails weaving around the lake undulate over ancient volcanic hills, offering a mix of gentle slopes and occasional steep ascents. Walking conditions are generally good, but the pathways can become quite dusty and uneven in rural sections.

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What to bring

Comfortable walking shoes or light hiking boots are perfectly adequate for tackling the rolling hills of the region. A hat and decent sun protection are necessary during the day, alongside a light sweater for the noticeably cooler highland evenings.

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Parking

Most visitors use the informal parking spaces provided by local restaurants or guesthouses in nearby Ampefy before setting out on foot. Renting a local guide or bicycle is a popular alternative to driving right up to the lake's more secluded edges.

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Safety

The region is generally very peaceful, but swimming in the lake is often discouraged due to the risk of schistosomiasis (bilharzia). It is sensible to stick to well-trodden paths when climbing nearby hills to avoid loose, crumbling volcanic soil.

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Time needed

Exploring the lakeshore and its adjacent attractions, such as the Lily Waterfall and the nearby geysers, comfortably fills a complete day. Many opt to spend an entire weekend in Ampefy to fully unwind and appreciate the serene highland atmosphere.

Geography

Coordinates

-19.20000, 46.70000

Facts

With a surface area of 35 square kilometers, it is the country's fourth largest lake.
The lake is situated at a notable altitude of 1,221 meters above sea level.
It was formed by lava flows that dammed rivers thousands of years ago.
The region is home to over 20 different fish species, primarily tilapia.
The nearby Lily Waterfalls stand at over 20 meters in height.
The Itasy volcanic field includes about 120 different volcanic domes and craters.

Explore nearby

Notable places around

Soavinandriana4 km · NEExplore →

Ampefy Geyser Park8 km · EExplore →

Miarinarivo28 km · NEExplore →

Faratsiho32 km · NWExplore →

Arivonimamo56 km · NExplore →

Hôtel des Thermes61 km · NWExplore →

STAR Brewery Antsirabe62 km · NWExplore →

Tsiafajavona62 km · NExplore →

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

Start Destination Via (optional)

Overnight stops

Vehicle

Only stops with (optional): 💧 Water ♻️ Disposal 🔌 Power 🚻 Toilets 🚿 Shower

Sights in the town Lake Itasy (1)

Forêt d'Alandramanavy🌿 nature

A lush protected nature reserve near Lake Itasy, offering shelter to local Malagasy wildlife.

Sights nearby

Frequently asked questions

Is Lake Itasy family-friendly?

Yes, it is a popular destination for picnics and relaxing boat trips.

When is the best time to visit Lake Itasy?

From September to November, the climate is pleasantly warm and dry.

What can you do at Lake Itasy?

Visit the nearby 'Chutes de la Lily' waterfalls and the local markets.

Is the water in Lake Itasy clean?

It is less suitable for swimming, serving primarily for irrigation and fishing.

How to get to Lake Itasy?

It is about a three to four-hour drive from Antananarivo.

Lake Itasy: where is it located?

Lake Itasy is located in Madagascar.

Lake Itasy: when is the best time to visit?