Petros, TN · standard
ZIP Code 37845
Morgan County, Tennessee - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 494
- 187/sq mi High-density area
- $15,486
- Median income Below-median income area
- 0.0%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Petros pairs one of the lowest household incomes in the country, in a rural, homeowner-dominated area.
- Lowest
- household income, US ZIPs
- 187
- people per sq mi
- 100%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 37845 against every reporting US ZIP.
ZIP code 37845 is a sparsely populated ZIP (a standard USPS delivery area) in Petros, Morgan County, Tennessee, home to just 494 residents across 2.6 square miles, a density of 187 people per square mile, in the New York time zone.
ZIP 37845 sits on the lower end of the income spectrum: median household income is $15,486 (77% below the average Tennessee ZIP), while per-capita income is $13,363. The poverty rate is 52.6%, so the area-level income figures should not be treated as typical household experience. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
Formal educational attainment runs low here: just 0.0% of adults hold a bachelor's degree or higher, the median age is 65.8, and the average commute is -. The page also surfaces 6 ZIP codes within roughly 10 miles and 6 more in Morgan County, so 37845 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 37845, Petros, TN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
494
Population
2.6
Area (sq mi)
187
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 37845?
65.8
Median Age
39.8%
Male
60.2%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$15,486
Median Household Income
-77% vs state ZIP avg
$13,363
Per Capita Income
52.6%
Poverty Rate
0.0%
Unemployment Rate
How ZIP 37845 ranks among Tennessee ZIPs
Petros, TN household income vs. every Tennessee ZIP code
Median household income among 593 reporting Tennessee ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$15,486 1st percentile higher than 1% of 593 Tennessee ZIPs
Each bar is a $20K-wide band; taller bars hold more Tennessee ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
114housing units
114
Total Housing Units
78
Occupied Units
36
Vacant Units
2.19
Avg Household Size
Occupancy Type
1947
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 37845 vs 37719 →
ZIP 37845 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37830
Oak Ridge (37830)
29,700 residents
- 37748
Harriman (37748)
17,857 residents
- 37840 10,021
Oliver Springs (37840)
10,021 residents
- 37887 7,511
Wartburg (37887)
7,511 residents
- 37710 1,141
Briceville (37710)
1,141 residents
- 37845 494
Petros (37845)
494 residents
- 37719 168
Coalfield (37719)
168 residents
What this shows Among its immediate neighbors, ZIP 37845 ranks #6 by population - useful context the national average alone can't give.
ZIP 37845 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 37840
Oliver Springs (37840)
$75,881 median income
- 37830
Oak Ridge (37830)
$72,269 median income
- 37887
Wartburg (37887)
$65,137 median income
- 37748
Harriman (37748)
$64,883 median income
- 37710 $28,362
Briceville (37710)
$28,362 median income
- 37845 $15,486
Petros (37845)
$15,486 median income
What this shows By household income, ZIP 37845 ranks #6 of 6 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 37845, both outside TN so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Morgan County
Related Areas
Frequently Asked Questions
What county is ZIP code 37845 in?
ZIP code 37845 (Petros) is located in Morgan County, Tennessee. Morgan County contains multiple ZIP codes, see the full list at /counties/morgan-tn.
What is the population of ZIP code 37845?
ZIP code 37845 in Petros, TN has a population of 494 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 37845?
The median household income in ZIP 37845 is $15,486, which is 80% below the national average of $76,288.
What is the demographic makeup of ZIP 37845?
The largest racial group in ZIP 37845 is White at 94.2%.
What is the poverty rate in ZIP code 37845?
The poverty rate in ZIP code 37845 is 52.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 37845's numbers, next.
- See how ZIP 37845 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Petros, TN ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.