Origin
Boulder, CO
Late night in Boulder on Tuesday
Local time
2:06 AM
MDT
Current temp
53°F
Unavailable
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards
Drive Time
46m
Distance
23.4 mi
38 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Boulder, CO
Wikimedia Commons
Coal Creek, CO
Braeson Holland
Boulder, CO to Coal Creek, CO is 23.4 miles and takes about 46m via Coal Creek Canyon Drive, with a fuel budget near $4 and enough daylight to finish in a day. This short trip stays within Colorado, connecting two spots in the Mountain West region. It’s a winding local drive that offers a different pace than highway travel. Consider this route if you're looking for a straightforward, quick excursion without the need for an overnight stay, keeping your travel time under an hour.
| Road | Distance | Duration |
|---|---|---|
| Coal Creek Canyon Drive | 9.2 mi | 15m |
| South Foothills Highway | 7.4 mi | 10m |
| Broadway | 2.2 mi | 4m |
| Copperdale Lane | 1.2 mi | 4m |
| Coal Creek Heights Drive | 1 mi | 4m |
| 28th Street | 0.8 mi | 1m |
| Arapahoe Avenue | 0.6 mi | 1m |
| 27th Way | 0.3 mi | <1m |
Step-by-step road directions between Boulder, CO and Coal Creek, CO.
Start on this road
Turn right onto 19th Street
Turn left onto Arapahoe Avenue
Turn right onto US 36
Turn straight
Keep slight left at fork
Continue on 27th Way
At end of road, turn left onto CO 93
Continue on CO 93
Take the exit
Turn straight onto CO 72
Turn left onto Copperdale Lane
Turn left onto Ridge Road
Continue on Ridge Road
Turn right onto Coal Creek Heights Drive
Continue on Beauty Lane
Arrive at destination
5 decision points cluster between mile 0 and 22 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn right onto 19th Street
Navigation decision point
Turn left onto Arapahoe Avenue
Lane positioning matters here
Keep slight left at fork toward Baseline Road, Broadway South
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
At end of road, turn left onto CO 93 / Broadway
Lane positioning matters here
Turn left onto Ridge Road
Navigation decision point
Regular Gas
$3.53 one way
$7.05 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.05 | $3.73 | $7.47 |
| premium | $4.39 | $4.05 | $8.10 |
| diesel | $5.61 | $5.17 | $10.33 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$4
Estimated CO2 emission: 8.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 63% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 7 | 0 | $2.46 | $1.12 |
| Efficient EV | 5.9 | 0 | $2.05 | $0.94 |
| EV Truck/SUV | 9.4 | 0 | $3.28 | $1.50 |
Gas CO2
8 kg
EV CO2
3 kg (63% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Late night in Boulder on Tuesday
Local time
2:06 AM
MDT
Current temp
53°F
Unavailable
Destination
Late night in Coal Creek on Tuesday
Local time
2:06 AM
MDT
Current temp
56°F
Unavailable
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Expect a turn-heavy local drive for the entirety of this route, with a 0% highway share. You’ll spend the majority of your time navigating Coal Creek Canyon Drive, which accounts for the longest uninterrupted stretch at 9.2 miles. This road offers a continuous, winding experience rather than a mix of fast roads and technical sections. The character remains consistent, focusing on local routes that demand your attention throughout the drive.
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. You will hit about 10 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near 19th Street.
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 23.4 miles you will encounter 10 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (19th Street): Navigation decision point; near the start (Arapahoe Avenue): Lane positioning matters here; at 1.6 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Boulder, CO to Coal Creek, CO, road signs begin pointing toward Broadway South along the way.
Broadway South
Weekend Trip
Doable as a same-day drive at 46m. Total distance: 23.4 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
46m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
Scenic Drive
Mostly surface roads route profile.
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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