City profile
Marietta, GA
Cobb County · Population 62,263
Marietta is a city in Cobb County, GA with about 62,263 residents and a typical home value near $448,000. It is 16 miles from Atlanta, GA, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Humid subtropical
Winter avg
44°F
Summer avg
80°F
Sunny days / yr
217
Home prices & cost of living
Median home price
$448,500
Typical monthly housing
$2,769
Cost of living (100 = U.S.)
110
Taxes
- Property tax
- 0.89%
- State income tax (top)
- 5.39%
- Social Security
- Not taxed
- Pensions
- Partly exempt
- Sales tax (state + avg. local)
- 7.38%
FEMA natural hazard risk
Relatively High · county score 94/100
Top hazards: Tornado, Hail, Lightning
Nearest major airport
23 mi to Hartsfield Jackson Atlanta International Airport (ATL)
Political lean (2024 county vote)
Leans Democratic · 57% Democratic / 42% Republican
Community
Population
62,263
Black population
31.0%
County
Cobb County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸GA is gaining retirees — a sign of strong retiree services and community
- ▸Part of the New Great Migration — a growing Black community in the South
- ▸Climate/cost risks to check: summer heat, hurricanes (coast)
Highlights
- About 62,263 residents
- Typical home value about $448,000
- 16 miles from Atlanta, GA
Trade-offs
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.