Deepest Lakes in the World

About This Dataset

Deepest Lakes in the World
The world's deepest lakes ranked by maximum depth in metres. Lake Baikal in Russia is the world's deepest lake at 1,642 metres and also the world's oldest and largest freshwater lake by volume, containing approximately 20% of the world's unfrozen surface fresh water.
Analysis

The depth of these lakes highlights a significant disparity between the leaders and the rest. Lake Baikal, at 1,642 meters, is not only the deepest but also far surpasses Lake Tanganyika, the second deepest, by 172 meters. This vast difference suggests unique geological processes at play in Siberia that have allowed Lake Baikal to achieve such depth. Meanwhile, the Caspian Sea, although classified as a lake, has a notable depth of 1,025 meters, indicating its unique status as the world's largest enclosed inland body of water. The trend of decreasing depth among the remaining lakes, such as Lake Malawi at 706 meters and Great Slave Lake at 614 meters, reflects varying geological histories and tectonic activities across different regions.

Source:  Wikipedia

Key Findings

🏆
Lake Baikal leads in Maximum Depth (m) with 1,642.
📊
Average Maximum Depth (m): 983  ·  median: 868.
↔️
Gap: Lake Baikal is 2.7× larger than Great Slave Lake.

Deepest Lakes in the World

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Data Insights

Numbers, trends & sources behind this chart

Admin
⬡
Data Points
8
8 categories  ·  1 year
↑
Top Value
1,642
Lake Baikal
Maximum Depth (m) · All Time
◈
Metrics
1
Maximum Depth (m)
◷
Period
All Time
Single year snapshot

Methodology & source

Data source
Wikipedia
Coverage
8 entities · 8 observations
Measure
Maximum Depth (m)
Last updated
5 April 2026
Compiled by
The ANYSTAT team, from the source above
How the figures are calculated
  • Values are shown as reported by the source. Nothing is rescaled, rebased or converted — the only changes are thousand separators and decimals shown to two places.
  • Entities are ranked highest-first on their value.

Rankings & Full Data

8 records · Maximum Depth (m) · ranked by All Time

✓ 8 sourced
# Category All Time Source
🥇 Lake Baikal 1,642
🥈 Lake Tanganyika 1,470
🥉 Caspian Sea 1,025
4 Lake Vostok 900
5 O'Higgins/San Martín 836
6 Lake Malawi 706
7 Lake Issyk-Kul 668
8 Great Slave Lake 614

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