ZIP Code 37845 — Petros CDP, TN Demographics & Data

ZIP code 37845 covers Petros, TN in Morgan County with a population of about 116.

At a glance, the area shows median age of 67.0 versus a U.S. median of about 38.9.

It sits in telephone area code 423; U.S. House district TN-3; the KNOXVILLE media market.

Petros, TN fits a retirement-oriented profile (high share of residents 65+ (75.0%)). Residents and relocators commonly research healthcare access, everyday amenities (dining, personal services), and housing costs rather than tech or campus life.

Median household income in ZIP 37845 is about $25,054 — about 67% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 0.0%.

Housing tenure and rents show owner-occupancy near 100.0% (about 34.6 points above the national owner-occupancy rate (65.4%)).

FEMA’s National Risk Index rates natural-hazard risk for Petros CDP, TN as Very Low (composite score 19.1), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (63.5) and hurricane (33.4). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Petros CDP, TN show little to no average snow and around 55.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 4 for ZIP 37845 (Petros CDP, TN) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.