ZIP Code 30064 — Marietta city, GA Demographics & Data

ZIP code 30064 covers Marietta, GA in Cobb County with a population of about 51,321.

At a glance, the area shows median age of 41.3 versus a U.S. median of about 38.9.

It sits in telephone area codes 470, 678, 770, 943; U.S. House district GA-11; the ATLANTA media market.

Median household income in ZIP 30064 is about $118,511 — about 58% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 5.2%; unemployment rate near 2.8%; 58.5% of adults with a bachelor’s degree or higher (about 24.8 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Retail trade, and Education; about 21.5% of workers reporting work-from-home (about 6.3 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 $420,300 — about 21% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,471 (about 26% above the U.S. median rent ($1,163)), and owner-occupancy near 83.8% (about 18.4 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 30064 in Marietta, GA, a household would need roughly $116,000 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 $2,700. That is roughly in line with the local median household income ($118,511). 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 Marietta city, GA as Relatively High (composite score 94.4), which is among the highest nationally. The strongest component scores on US5 are flood (96.1) and hurricane (68.1). 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 Marietta city, GA show little to no average snow and around 56.2 inches of annual precipitation.

IRS migration statistics show a net inflow of about 2,264 for ZIP 30064 (Marietta city, GA) 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.