| Official Name: | Rarity Bay, Tennessee |
| Settlement Type: | Census-designated place |
| Image Blank Emblem: | Logo of Rarity Bay, Tennessee.png |
| Blank Emblem Type: | Logo |
| Pushpin Map: | Tennessee#USA |
| Pushpin Label: | Rarity Bay |
| Pushpin Label Position: | left |
| Coordinates: | 35.6378°N -84.2489°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Tennessee |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Loudon Monroe |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 2.60 |
| Area Land Sq Mi: | 1.82 |
| Area Water Sq Mi: | 0.78 |
| Area Total Km2: | 6.75 |
| Area Land Km2: | 4.72 |
| Area Water Km2: | 2.02 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Density Km2: | 187.39 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 883 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 37885 (Vonore) |
| Area Code: | 423 |
| Blank Name: | FIPS code |
| Blank Info: | 47-61635 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2805206 |
| Population Total: | 885 |
| Unit Pref: | Imperial |
| Population Density Sq Mi: | 485.46 |
Rarity Bay is a golf course community and census-designated place (CDP) in Loudon and Monroe counties, Tennessee, United States. It was first listed as a CDP prior to the 2020 census. its population during the census was 885. It is in the southern part of Loudon County and the northern part of Monroe County, occupying a peninsula in Tellico Reservoir, with the Little Tennessee River to the southeast and the cove of Bat Creek to the northwest. Tennessee State Route 72 runs along the western edge of the CDP, leading south to U.S. Route 411 in Vonore and north 10miles to Loudon.
2