| Äksi | |
| Settlement Type: | Small borough |
| Pushpin Map: | Estonia |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Estonia |
| Coordinates: | 58.5231°N 26.6689°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Estonia |
| Subdivision Type1: | County |
| Subdivision Name1: | Tartu County |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Tartu Parish |
| Population Total: | 480 |
| Population As Of: | 01.01.2020 |
Äksi is a small borough (Estonian: alevik) in Tartu Parish, Tartu County in Estonia. It is located on the southern shore of Lake Saadjärv, and has a population of 480 (as of 1 January 2020).[1] From the Middle Ages until the first half of the 20th century, Äksi was also known by variants of its German language name Ecks.
The Ice Age Centre, a museum about the latest ice age, is located in Äksi.[2]
There is a monument for the fallen soldiers of the Estonian War of Independence (1918-1920) in Äksi.