Traveling from Thornton to Rangely covers 283.9 miles across Colorado’s Mountain West region. You should plan for a driving time of approximately 6 hours and 11 minutes. While this journey is technically feasible as a long day trip, the turn-heavy nature of the local roads makes it a demanding trek for a single driver. Budget roughly $43 for fuel to complete the one-way trip. Because this route relies on local connectors rather than a straight interstate shot, you will want to ensure your vehicle is prepared for a full day of varied terrain. It is a straightforward, functional drive that requires your full attention rather than a relaxing cruise.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
141.9 miles from Thornton, CO
A natural place for your longest stop of the day
, about 2h 44m into the drive
.
Main Roads
Road
Distance
Duration
I 70
179.1 mi
3h 22m
CO 64
55 mi
1h 28m
Government Road
37.1 mi
59m
Heartland Expressway
5.2 mi
5m
North Valley Highway
2.7 mi
3m
Whiteriver Avenue
1.5 mi
3m
Thornton Parkway
1 mi
2m
CO 13
0.3 mi
<1m
Longest stretch:
I 70
— 179.1 mi, about 3h 22m
Traffic on I-70
Hour-of-day weekday pattern from 18 FHWA count stations on your route.
Peak
4 PM
~1,726 veh/hr typical
· worst 2,309
Quietest
2 AM
~95 veh/hr
Peak-to-quiet ratio
18.2×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 52 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Thornton, CO and Rangely, CO.
1
Start on this road
76 ft·12 sec·this road
2
Turn left onto Dorothy Boulevard
0.2 mi·58 sec·Dorothy Boulevard
3
At end of road, turn left onto Thornton Parkway
1.0 mi·2 min·Thornton Parkway
Use the left / straight lanes.
4
Turn left
0.4 mi·40 sec
Toward I 25 South: Colorado SpringsUse the straight / left lanes.
5
Merge onto I 25
1.2 mi·1 min·North Valley Highway
6
Keep slight right at fork onto I 25
1.5 mi·2 min·North Valley Highway
Use the straight / slight left lanes.
7
Take the exit
0.9 mi·1 min
Exit 216Toward I 76 West: Arvada, Grand JunctionUse the slight right lane.
8
Merge onto I 76
5.2 mi·5 min·Heartland Expressway
Use the straight / slight right lanes.
9
Merge onto I 70
179 mi·3 hr 22 min·I 70
Use the straight / slight right lanes.
10
Take the exit
0.2 mi·27 sec
Toward CO 13 North: Rifle, Meeker
11
Turn right onto CO 13
0.3 mi·35 sec·CO 13
12
Turn slight right onto Whiteriver Avenue
1.5 mi·3 min·Whiteriver Avenue
13
Turn right onto CO 13
0.3 mi·26 sec·Railroad Avenue
14
Continue on CO 13
37 mi·59 min·Government Road
Use the straight / right lanes.
15
Turn left onto CO 64
55 mi·1 hr 28 min·CO 64
Use the left lane.
16
Arrive at destination
CO 64
Trip Plan
Aim to leave early in the morning to account for the 6-hour and 11-minute duration, ensuring you reach Rangely before sunset. Since you will be navigating local roads rather than high-speed interstates, plan for at least one dedicated stop to stretch and reset your focus. Keep a close eye on your fuel gauge, as the $43 estimated cost can fluctuate depending on your vehicle's efficiency and the availability of stations along these less-traveled local segments. Given the turn-heavy profile of the route, stay mindful of your speed through smaller intersections and residential connectors. This flexibility allows you to manage your own pace, so don't hesitate to pull over if the technical sections become fatiguing.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 141.9 miles from Thornton, CO, or about 2h 44m into the drive.
The longest continuous stretch on this route runs about 179.1 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 62 miles or 1h 14m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 141.9 miles or 2h 44m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 49m
Traffic, exits, and arrival timing usually matter more near Rangely, CO than in the middle of the route.
Before You Leave
+
Open the route before leaving Thornton, CO so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Thornton, CO
This is one driving day of about 283.9 miles and 6h 11m.
Your first comfortable stop window is around 62 miles from Thornton, CO.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 70 for about 179.1 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 12
5 decision points cluster between mile 0 and 4.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip|~0m in|Dorothy Boulevard
Turn left onto Dorothy Boulevard
Navigation decision point
7
0.2 mi into trip|~1m in|Thornton Parkway
At end of road, turn left onto Thornton Parkway
Lane positioning matters here
Use the left / straight lanes.
6
1.2 mi into trip|~3m in
Turn left toward I 25 South: Colorado Springs
Lane positioning matters here
Use the straight / left lanes.
Toward I 25 South: Colorado Springs
6
2.8 mi into trip|~5m in|I 25 / North Valley Highway
Keep slight right at fork onto I 25 / North Valley Highway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight left lanes.
8
4.2 mi into trip|~7m in
Take the exit toward I 76 West: Arvada, Grand Junction
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 216
Toward I 76 West: Arvada, Grand Junction
Fuel & Cost
Regular Gas
$43.29 one way
$86.58 round trip
$3.87/gal25.4 MPG avg99 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.12
$46.02
$92.03
premium
$4.45
$49.77
$99.54
diesel
$4.80
$53.61
$107.21
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$43
Meals
$25–$50
Total
$68–$93
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 99.3 kg one way.
Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $30 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
85.2
1
$29.81
$13.63
Efficient EV
71
0
$24.84
$11.36
EV Truck/SUV
113.6
1
$39.75
$18.17
Gas CO2
99 kg
EV CO2
33 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Jul 17, 2026
Origin
Thornton, CO
Late night
in Thornton on Sunday
Local time
2:20 AM
MDT
Current temp
94°F
Sunny
E 9 mph1% chanceLive forecast
Flash Flood Warning
Flash Flood Warning issued July 17 at 4:39PM MDT until July 17 at 6:15PM MDT by NWS Grand Junction CO
Flash Flood Warning
Flash Flood Warning issued July 17 at 3:57PM MDT until July 17 at 7:00PM MDT by NWS Grand Junction CO
Destination
Rangely, CO
Late night
in Rangely on Sunday
Local time
2:20 AM
MDT
Current temp
95°F
Slight Chance Showers And Thunderstorms
SSW 5 mph16% chanceLive forecast
Flash Flood Warning
Flash Flood Warning issued July 17 at 4:39PM MDT until July 17 at 6:15PM MDT by NWS Grand Junction CO
Flash Flood Warning
Flash Flood Warning issued July 17 at 3:57PM MDT until July 17 at 7:00PM MDT by NWS Grand Junction CO
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
1 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
6h 11m on the road
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Dinosaur National Monument
National Monument
150 million years ago, dinosaurs roamed here. Their fossils are still embedded in the rocks. Today, mountains, desert, and rivers flowing in canyons support a variety of life. Petroglyphs reveal the l...
28 mi from route
~69 min detour
$25
near mile 274.1
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a very different experience than a standard interstate commute, as this route features a 0% highway share. You will navigate through Dorothy Boulevard and Thornton Parkway before transitioning onto I-25 South, eventually shifting into technical local stretches. The personality of this drive is decidedly turn-heavy, requiring you to stay alert through constant adjustments rather than settling into a monotonous highway rhythm. Because the path relies heavily on local roads, you will experience a more intimate, albeit slower, connection to the landscape. Prepare yourself for a hands-on driving experience where the road demands consistent engagement from start to finish.
85% highway — fuel and pacing are the main things to plan.
16 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 179.1 mi on I 70.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on I 70 and CO 64. You will hit about 12 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near Dorothy Boulevard.
Driving Effort6/10
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 283.9 miles you will encounter 12 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 (Dorothy Boulevard): Navigation decision point; at 0.2 miles (Thornton Parkway): Lane positioning matters here; at 1.2 miles: Lane positioning matters here.
Elevation Profile
Mountain driving with significant elevation changes
10,326 ft5,231 ft
Total Climb
6,246 ft
Total Descent
6,362 ft
Highest Point
10,326 ft
~60.8 mi in
Elevation Range
5,095 ft
Notable High Points
10,326 ft at ~60.8 miles+920 ft prominence
6,697 ft at ~223 miles+64 ft prominence
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Thornton, CO to Rangely, CO, road signs begin pointing toward Meeker along the way.
Thornton is a city of about 144,000 in the Denver Metropolitan Area of the western U.S. state of Colorado. The city lies northwest of Denver in Adams and Weld counties. It is a diverse community with a strong commitment to quality of life and environmental issues.
Doable as a same-day drive at 6h 11m. Total distance: 283.9 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
6h 11m drive, plan rest stops for pacing.
Frequently Asked Questions
The longest stretch is about 179.1 miles on I 70. The full list of main roads is in the Roads section above.
Yes — we found about 10 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Rangely, CO before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. There are 10 rest areas along the route for bathroom stops.
The main spots that need attention: near the start (Dorothy Boulevard): Navigation decision point; at 0.2 miles (Thornton Parkway): Lane positioning matters here; at 1.2 miles: Lane positioning matters here.
Yes — Dinosaur National Monument. See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 6.2 hours each way, a round trip means 12.4 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Rangely, CO before the return drive.
