Lakes / Oklahoma / Creek County / Flag Lake
Flag Lake, Creek County, Oklahoma
27.18 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Oklahoma
35.65 degrees N, 96.22 degrees W - Creek County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Flag Lake Stacks Up
- Larger than 5% of the 376 lakes counted in Oklahoma.
- About 37 miles from Tulsa, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Little Deep Fork Creek Site 48 Reservoir | Creek | 5.5 mi | 35.58 acres |
| Okfuskee Tributaries Site N-9 Reservoir | Okfuskee | 8.4 mi | 30.39 acres |
| Salt Creek Site S-1 Reservoir | Okmulgee | 8.5 mi | 973.35 acres |
| Okmulgee Lake | Okmulgee | 8.7 mi | 623.69 acres |
| Okemah Lake | Okfuskee | 10 mi | 667.93 acres |
| Little Deep Fork Creek Site 54 Reservoir | Okmulgee | 11 mi | 31.88 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Flag Lake
How Big Is Flag Lake?
Flag Lake covers 27.18 acres in Creek County, Oklahoma.
What Is the Largest Lake in Creek County?
Heyburn Lake is the largest lake in Creek County, at 653.11 acres.
Largest Lakes in Oklahoma
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Eufaula Lake | Pittsburg | 100,734.12 acres | - |
| 2 | Lake Texoma | Marshall | 59,414.43 acres | - |
| 3 | Grand Lake O' The Cherokees | Delaware | 38,902.36 acres | - |
| 4 | Robert S Kerr Reservoir | Haskell | 35,795.91 acres | - |
| 5 | Oologah Lake | Rogers | 29,728.7 acres | - |
All 376 Oklahoma lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 130539554). Verified October 30, 2026.