City comparison
Longmont, CO is about 1,700 miles (2,700 km) from New Haven, CT in a straight line. By road, the drive is roughly 2,100 miles, or about 35 hours (about 4 days at 10 h/day) 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 Longmont, CO to New Haven, CT takes about 3 h 21 min, covering roughly 1,700 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.
Longmont, CO is on Mountain Time and New Haven, CT is on Eastern Time — a 2-hour difference. When it's noon in Longmont, it's 2 p.m. in New Haven, which puts Longmont 2 hours behind.
Standard-time offsets. Daylight saving applies in both cities for most of the year (exceptions: Hawaii and most of Arizona), and the gap between the two stays the same.
New Haven has a population of 135,736, vs 98,282 in Longmont — about 1.4× larger by population. By land area, Longmont covers about 29 sq mi vs 19 sq mi for New Haven.
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 | Longmont | New Haven | Difference |
|---|---|---|---|
| Median rent | $1,689/mo | $1,402/mo | 20.5% higher in Longmont |
| Median home value | $488,100 | $236,500 | 106.4% higher in Longmont |
| Median household income | $89,720 | $54,305 | 65.2% higher in Longmont |
| Groceries index | 96.8 | 106.7 | 10.3% higher in New Haven |
| Utilities index | 86.5 | 128.3 | 48.2% higher in New Haven |
| Transportation index | 100.3 | 104.3 | 4.0% higher in New Haven |
| Healthcare index | 100.2 | 105.1 | 4.8% higher in New Haven |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Longmont, you'd need $100,428 in New Haven to maintain your standard of living.
Climate, safety, and demographics side by side.
Longmont, CO is about 0.4% cheaper overall than New Haven, CT, based on our cost-of-living index. Housing costs are roughly 11% higher in Longmont than in New Haven. If you earn $80,000 in Longmont, you'd need about $80,342 in New Haven to keep the same standard of living.