| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sebring | 1 | 12,271 | 10,967 | 1.76% | 1,055 | 12 | City |
| Avon Park | 2 | 10,706 | 9,648 | 1.83% | 1,051 | 10 | City |
| Lake Placid | 3 | 2,645 | 2,388 | 1.77% | 564 | 5 | Town |
Sebring is the largest city in Highlands County, with a population of 12,271.
Lake Placid is the smallest city in Highlands County, with a population of 2,645.
There are 3 cities in Highlands County, Florida.