City comparison
Marietta, GA is about 20 miles (40 km) from South Fulton, GA in a straight line. By road, the drive is roughly 30 miles, or about 28 min behind the wheel at highway speeds.
Driving distance is a rough estimate (great-circle × 1.25); driving time assumes a 60 mph blended average. Real trips run 10–20% longer with stops.
A direct flight from Marietta, GA to South Fulton, GA takes about 3 min, covering roughly 20 miles in a straight line. Connecting itineraries with a layover typically add 1–3 hours.
Block-to-block estimate at ~500 mph cruise, including taxi, climb, and descent — what an airline would publish, not pure airborne time.
South Fulton has a population of 107,865, vs 61,387 in Marietta — about 1.8× larger by population. By land area, South Fulton covers about 93 sq mi vs 24 sq mi for Marietta.
Population from US Census ACS. Land area from the Census Gazetteer (city proper, excluding inland water).
Cost indices by category, with the US city average (100) marked.
Index: 100 = US city average. Lower is more affordable.
Side-by-side costs, salaries, and sub-category indices.
| Metric | Marietta | South Fulton | Difference |
|---|---|---|---|
| Median rent | $1,372/mo | $1,461/mo | 6.5% higher in South Fulton |
| Median home value | $376,400 | $242,200 | 55.4% higher in Marietta |
| Median household income | $67,589 | $77,488 | 14.6% higher in South Fulton |
| Groceries index | 100.3 | 100.3 | ≈ equal |
| Utilities index | 96.1 | 96.1 | ≈ equal |
| Transportation index | 97.0 | 97.0 | ≈ equal |
| Healthcare index | 96.5 | 96.5 | ≈ equal |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Marietta, you'd need $100,262 in South Fulton to maintain your standard of living.
Climate, safety, and demographics side by side.
Marietta and South Fulton have nearly identical overall cost-of-living indices. If you earn $80,000 in Marietta, you'd need about $80,209 in South Fulton to keep the same standard of living.