ZIP Code 37604 — Johnson City city, TN Demographics & Data

ZIP code 37604 covers Johnson City, TN in Washington County with a population of about 38,359.

At a glance, the area shows median age of 35.6 versus a U.S. median of about 38.9.

It sits in telephone area code 423; U.S. House district TN-1; the TRI - CITIES, TN - VA media market.

Johnson City, TN sits in a university / college context (near east tennessee state university (0.9 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Median household income in ZIP 37604 is about $49,351 — about 34% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 22.4%; unemployment rate near 5.0%; 39.4% of adults with a bachelor’s degree or higher (about 5.7 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Retail trade, and Education; about 10.2% of workers reporting work-from-home (about 5.0 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $231,900 — about 33% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $750 (about 36% below the U.S. median rent ($1,163)), and owner-occupancy near 48.9% (about 16.6 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 37604 in Johnson City, TN, a household would need roughly $64,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $1,490. That is about 30% above the local median household income ($49,351), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Johnson City city, TN as Relatively Low (composite score 61.2), which is near the middle of the national distribution. The strongest component scores on US5 are flood (71.1) and hurricane (55.9). 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 Johnson City city, TN show little to no average snow and around 48.0 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,360 for ZIP 37604 (Johnson City city, 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.