ZIP Code 70448 — Mandeville city, LA Demographics & Data

ZIP code 70448 covers Mandeville, LA in St. Tammany Parish with a population of about 25,851.

At a glance, the area shows median age of 41.1 versus a U.S. median of about 38.9.

It sits in telephone area code 985; U.S. House district LA-1; the NEW ORLEANS media market.

Median household income in ZIP 70448 is about $88,929 — about 18% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 9.3%; unemployment rate near 3.3%; 45.2% of adults with a bachelor’s degree or higher (about 11.5 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Retail trade, and Professional services; about 15.3% of workers reporting work-from-home (roughly in line with 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 $324,100 — about 7% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,186 (about even with the U.S. median rent ($1,163)), and owner-occupancy near 79.8% (about 14.4 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 70448 in Mandeville, LA, a household would need roughly $89,000 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 $2,082. That is roughly in line with the local median household income ($88,929). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate normals for Mandeville city, LA show little to no average snow and around 62.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,023 for ZIP 70448 (Mandeville city, LA) 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.