How far is Thornton, CO from Kersey, CO?
The driving distance from Thornton, CO to Kersey, CO is about 51 miles (82 km), with a travel time of about 01h 02m by car.
- The straight-line flight distance is about 41.9 miles (67.5 km).
- For a round trip, plan for roughly 02h 05m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 01h 02m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Statutory Town in Weld County, Colorado, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Driving Route Map
The map below follows the saved road route between Thornton and Kersey.
Turn-by-Turn Driving Directions
Step-by-step road directions between Thornton and Kersey.
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1
Start on the route
23 m · 12 sec
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2
Turn left onto Dorothy Boulevard
1165 ft · 55 sec · Dorothy Boulevard
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3
At the end of the road, turn right onto Thornton Parkway
1.7 mi · 3 min · Thornton Parkway
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4
Turn right onto Colorado Boulevard
1.6 km · 2 min · Colorado Boulevard
-
5
Turn left onto East 88th Avenue
1.6 mi · 3 min · East 88th Avenue
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6
Take the ramp left toward I 76 East: Brush
1052 ft · 26 sec
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7
Merge slight left onto Heartland Expressway
1.8 mi · 2 min · Heartland Expressway
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8
Keep slight right to continue on Heartland Expressway
21.8 mi · 22 min · Heartland Expressway
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9
Take the exit slight right toward Kersey Road
1014 ft · 22 sec
-
10
Turn left onto County Road 49
20 mi · 23 min · County Road 49
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11
Turn right onto Highway 34
1.9 mi · 3 min · Highway 34
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12
Take the exit slight right
639 ft · 18 sec
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13
Turn straight onto 1st Street
1409 ft · 44 sec · 1st Street
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14
Turn left onto Campbell Street
655 ft · 31 sec · Campbell Street
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15
Turn right onto 3rd Street
129 m · 24 sec · 3rd Street
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16
Turn left
33 m · 8 sec
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17
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Thornton and Kersey.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Heartland Expressway
Keep slight right to continue on Heartland Expressway
21.8 mi · 00h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Thornton and Mostly Clear near Kersey.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Thornton to Kersey?
The road trip is about 51 miles (82 km) and usually takes 01h 02m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Hudson is a useful midpoint, sitting about 25.5 miles from Thornton and 25.5 miles from Kersey.
How much longer is the road route than the straight-line distance?
The direct path is about 41.9 miles (67.5 km), while the road route adds roughly 9.1 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 4:24 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.66 one way or $13.31 round trip. Estimated CO2 is about 16 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Thornton and Mostly Clear near Kersey.
Stop Ideas Near Hudson
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Historic Brighton City Hall
Fort Lupton City Hall
Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hudson.
Longmont, Colorado
Denver (Bus Station), Colorado
Union Station
Boulder, Colorado
Flight Path Map
This map shows the direct air route between Thornton and Kersey. Straight-line distance: 41.93 mi (67.48 km).
#1 Thornton
The seventh most populous city in Colorado.
| Population | 148,113 |
| Coordinates | 39.8680400, -104.9719200 |
| Altitude | 1631 |
| Country | United States |
#2 Kersey
Village and civil parish in Suffolk, UK
| Population | 1,798 |
| Coordinates | 40.3874800, -104.5616300 |
| Altitude | 1407 |
| Country | United States |
End: Kersey (-104.56163, 40.38748)
Estimated Travel Time
Distance: 82 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 41m |
| 40 mph (64.37 km/h) | 01h 16m |
| 50 mph (80.47 km/h) | 01h 01m |
| 60 mph (96.56 km/h) | 00h 50m |
| 70 mph (112.65 km/h) | 00h 43m |
| 80 mph (129 km/h) | 00h 38m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $6.66 | $13.31 |
| Mid-grade | $4.08 | $7.35 | $14.70 |
| Premium | $4.39 | $7.90 | $15.81 |
| Diesel | $4.74 | $8.53 | $17.05 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Colorado · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.