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Petros, TN
Census-designated place in Morgan County, Tennessee. ZIP codes: 37845.
Population
352
Land area
3.9sq mi
People per sq mi
89
ZIP codes
1
Petros and its ZIP codes
Petros at a glance
- Petros is 48% less dense than Tennessee as a whole.
Local data for Petros, TN
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Morgan County. PPP loans are for Petros.
Unemployment rate
4.2%
Aug 2026, +0.2 pts in a year
Average annual pay
$51,276
3,158 jobs, 2025
Income per person
$42,713
BEA, 2024
Federal spending
$140M
FY 2026, $6,643 per person
PPP loans
$152K
3 loans, 9 jobs reported
Environment and hazard risk
Petros, TN, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: landslide
Storm events since 1996
354
Countywide, mostly thunderstorm wind
Flood insurance policies
9
0.1% of homes, county
July high / Jan low
89° / 30°F
55.5 inches of rain a year
Health statistics
Share of adults in Petros, TN, CDC PLACES estimates
Obesity
40.6%
U.S. 33.3% +7.3 pts
Diabetes
13.4%
U.S. 12.1% +1.3 pts
Smoking
17.8%
U.S. 12.8% +5.0 pts
Uninsured (18-64)
9.8%
U.S. 11.1% -1.3 pts
ZIP codes in Petros
1 in or overlapping Petros. Population shown
Cities near Petros
| Name | Distance | Land area (sq mi) |
|---|---|---|
| CoalfieldCensus-designated place | 5.7 mi | 24.7 |
| WartburgCity | 7.4 mi | 1.1 |
| Oliver SpringsTown | 7.8 mi | 5.8 |
| OakdaleTown | 9.7 mi | 0.9 |
| Oak RidgeCity | 13 mi | 85.2 |
| HarrimanCity | 14 mi | 10.5 |
| BricevilleCensus-designated place | 16 mi | 0.5 |
| SunbrightCity | 16 mi | 3.5 |
| MidtownCensus-designated place | 17 mi | 4.5 |
| KingstonCity | 17 mi | 7.3 |
| ElginCensus-designated place | 18 mi | 1.9 |
| ClintonCity | 18 mi | 11.6 |
| RobbinsCensus-designated place | 19 mi | 1.7 |
| Rocky TopCity | 19 mi | 1.6 |
| CaryvilleTown | 21 mi | 5.6 |
| KarnsCensus-designated place | 21 mi | 3 |
Frequently asked questions
- What county is Petros, TN in?
- Petros is in Morgan County, Tennessee.
- What ZIP codes are in Petros, TN?
- ZIP codes in or overlapping Petros include 37845.
- What is the population of Petros, TN?
- About 352 people live in Petros, based on American Community Survey 5-year estimates.
- What cities are near Petros?
- Nearby places include Coalfield (5.7 mi), Wartburg (7.4 mi), Oliver Springs (7.8 mi), Oakdale (9.7 mi), Oak Ridge (13 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023