Origin
Thornton, CO
Late night in Thornton on Tuesday
Local time
3:07 AM
MDT
Current temp
36°F
Unavailable
Live forecast
Trip from Thornton, CO to Centennial, CO
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards
Drive Time
36m
Distance
25.4 mi
41 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 33m
★
6 AM
0h 36m
8 AM
0h 43m
10 AM
0h 39m
12 PM
0h 38m
3 PM
0h 39m
5 PM
0h 42m
8 PM
0h 35m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Thornton, CO
Wikimedia Commons
Centennial, CO
Wikimedia Commons
Trip Overview
This 25.4-mile drive from Thornton, CO to Centennial, CO is a straightforward local journey that can easily be completed in about 36 minutes. Designed as a single-day trip, it requires no overnight stays and is budget-friendly, with an estimated fuel cost of $4. You'll primarily navigate local roads, making it a convenient option for a quick errand or a short hop between communities within the Mountain West region. The route is characterized by frequent turns, so staying alert is key. Given its brevity, you have plenty of flexibility for when you choose to depart.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| North Valley Highway | 23 mi | 29m |
| Thornton Parkway | 1 mi | 2m |
| Dorothy Boulevard | 0.2 mi | <1m |
| East Dry Creek Road | 0.2 mi | <1m |
| East Panorama Circle | 0.1 mi | <1m |
| South Chester Street | 0.1 mi | <1m |
Longest stretch:
North Valley Highway
— 23 mi, about 29m
Turn-by-Turn Driving Directions
Step-by-step road directions between Thornton, CO and Centennial, 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 Springs
Use 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
22 mi
·
27 min
·
North Valley Highway
Use the straight / slight left lanes.
7
Take the exit
0.3 mi
·
26 sec
Exit 196
Toward Dry Creek Road
Use the straight / slight right lanes.
8
Turn right onto CR 46
0.2 mi
·
21 sec
·
East Dry Creek Road
9
Turn left onto South Chester Street
0.1 mi
·
30 sec
·
South Chester Street
Use the left lane.
10
Turn left onto East Panorama Circle
0.1 mi
·
39 sec
·
East Panorama Circle
11
Turn left
133 ft
·
11 sec
12
Turn right
472 ft
·
34 sec
13
Arrive at destination
Heads-up: tricky spots
5 of 115 decision points cluster between mile 0 and 24.6 — 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.
7
24.6 mi into trip
|
~33m in
Take the exit toward Dry Creek Road
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 196
Toward Dry Creek Road
Fuel & Cost
Regular Gas
$3.83 one way
$7.65 round trip
$3.83/gal
25.4 MPG avg
9 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.05 | $4.05 | $8.10 |
| premium | $4.39 | $4.39 | $8.79 |
| diesel | $5.61 | $5.61 | $11.22 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$4
Estimated CO2 emission: 8.9 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 7.6 | 0 | $2.67 | $1.22 |
| Efficient EV | 6.4 | 0 | $2.22 | $1.02 |
| EV Truck/SUV | 10.2 | 0 | $3.56 | $1.63 |
Gas CO2
9 kg
EV CO2
3 kg (67% 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.
Travel Intel
Current conditions at both ends of the drive.
Destination
Centennial, CO
Late night in Centennial on Tuesday
Local time
3:07 AM
MDT
Current temp
58°F
Unavailable
Live forecast
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
22 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
36m on the road
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.
What kind of drive is this?
Expect a turn-heavy local drive on this route, with a highway share of only 4%. The majority of your travel will be on local streets, including Thornton Parkway and Dorothy Boulevard, rather than high-speed highways. The longest uninterrupted stretch you'll encounter is 23 miles on North Valley Highway. This means you'll be navigating through more developed areas with traffic lights and intersections, so pay close attention to your navigation. The road's personality is less about open vistas and more about efficient transit between points.
Only 4% highway — the rest is turn-by-turn surface driving.
13 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 23 mi on North Valley Highway.
How Hard Is This Drive?
6/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. You will hit about 11 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near Dorothy Boulevard.
Driving Effort
6/10
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 25.4 miles you will encounter 11 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.
About the Cities
Arriving in Centennial, CO
Full guide →Founded 2001
Centennial is a suburban city of about 106,000 in the Denver Metropolitan Area of the western U.S. state of Colorado. The city lies in Arapahoe County southeast of Denver.
Top landmarks
- • Seventeen Mile House — historic site in Centennial, Colorado
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 36m. Total distance: 25.4 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
36m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
Scenic Drive
Mostly surface roads route profile.
Frequently Asked Questions
The longest stretch is about 23 miles on North Valley Highway. The full list of main roads is in the Roads section above.
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 Centennial, CO before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
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. A round trip is manageable in a single day if you plan a break at Centennial, CO before heading back.
How this page is built
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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