ZIP Code 37048 — Walnut Grove CDP, TN Demographics & Data

ZIP code 37048 covers Walnut Grove, TN in Sumner County with a population of about 6,325.

At a glance, the area shows median age of 42.8 versus a U.S. median of about 38.9.

It sits in telephone area codes 615, 629; U.S. House district TN-6; the NASHVILLE media market.

Median household income in ZIP 37048 is about $98,012 — about 30% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 6.6%; unemployment rate near 1.5%; 27.7% of adults with a bachelor’s degree or higher (about 6.0 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Construction, and Retail trade; about 13.2% of workers reporting work-from-home (about 2.0 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 $382,400 — about 10% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $548 (about 53% below the U.S. median rent ($1,163)), and owner-occupancy near 89.7% (about 24.3 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 37048 in Walnut Grove, TN, a household would need roughly $105,000 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 $2,456. That is roughly in line with the local median household income ($98,012). 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 Walnut Grove CDP, TN as Relatively Moderate (composite score 87.7), which is elevated versus much of the country. The strongest component scores on US5 are flood (88.6) and wildfire (37.8). 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 Walnut Grove CDP, TN show little to no average snow and around 54.4 inches of annual precipitation.

IRS migration statistics show a net inflow of about 224 for ZIP 37048 (Walnut Grove 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.