Day trip from Denver to Boulder
Boulder lies 39 km (24 mi) north-west of Denver, in the same time zone. What the numbers say about getting there.
At 39 km (24 mi) apart, Boulder is a realistic day trip from Denver: about 38 min each way by road.
| Denver | Boulder | |
|---|---|---|
| Country | United States | United States |
| Population | 729,019 | 106,803 |
| Elevation | 1,636 m (5,367 ft) | 1,630 m (5,348 ft) |
| Time now | UTC-6 (America/Denver) | UTC-6 (America/Denver) |
| Postal codes | 80201–80299 | 80301–80314 |
Where to book tours and tickets in Boulder
We take no bookings for these providers and hold no reservation with them. The provider you choose handles payment, confirmation, changes and refunds. How that works.
Staying in Boulder
Live rooms and prices for Boulder are in the search below.
Book a hotel in Boulder
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Boulder from Denver?
39 km (24 mi) in a straight line, north-west of Denver; by road roughly 48 km (30 mi).
How long does it take to get from Denver to Boulder by road?
About 38 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Denver and Boulder?
No, both are on America/Denver at the moment.
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.