ZIP Code 70471 — Mandeville city, LA Demographics & Data

ZIP code 70471 covers Mandeville, LA in St. Tammany Parish with a population of about 23,745.

At a glance, the area shows median age of 42.9 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 70471 is about $96,510 — about 28% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 7.5%; unemployment rate near 3.7%; 52.3% of adults with a bachelor’s degree or higher (about 18.5 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Retail trade; about 17.5% of workers reporting work-from-home (about 2.3 points above 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 $370,100 — about 6% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,161 (about even with the U.S. median rent ($1,163)), and owner-occupancy near 74.3% (about 8.9 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 70471 in Mandeville, LA, a household would need roughly $102,000 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 $2,377. That is roughly in line with the local median household income ($96,510). 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 940 for ZIP 70471 (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.