City comparison
Danbury, CT is about 250 miles (400 km) from Gaithersburg, MD in a straight line. By road, the drive is roughly 325 miles, or about 5 h 15 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 Danbury, CT to Gaithersburg, MD takes about 30 min, covering roughly 250 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.
Danbury has a population of 86,456, vs 69,016 in Gaithersburg — about 1.3× larger by population. By land area, Danbury covers about 42 sq mi vs 10 sq mi for Gaithersburg.
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 | Danbury | Gaithersburg | Difference |
|---|---|---|---|
| Median rent | $1,726/mo | $1,925/mo | 11.5% higher in Gaithersburg |
| Median home value | $355,500 | $472,800 | 33.0% higher in Gaithersburg |
| Median household income | $79,983 | $104,544 | 30.7% higher in Gaithersburg |
| Groceries index | 106.7 | 103.8 | 2.8% higher in Danbury |
| Utilities index | 128.8 | 106.4 | 21.1% higher in Danbury |
| Transportation index | 104.3 | 102.0 | 2.2% higher in Danbury |
| Healthcare index | 105.1 | 101.5 | 3.5% higher in Danbury |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Danbury, you'd need $100,467 in Gaithersburg to maintain your standard of living.
Climate, safety, and demographics side by side.
Danbury, CT is about 0.5% cheaper overall than Gaithersburg, MD, based on our cost-of-living index. Housing costs are roughly 7% higher in Gaithersburg than in Danbury. If you earn $80,000 in Danbury, you'd need about $80,373 in Gaithersburg to keep the same standard of living.