How far is Ken Caryl, CO from Longmont, CO?

The driving distance from Ken Caryl, CO to Longmont, CO is about 57.6 miles (92.7 km), with a travel time of about 01h 06m by car.

  • The straight-line flight distance is about 40.9 miles (65.8 km).
  • For a round trip, plan for roughly 02h 12m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
57.63 mi
01h 06m
Flight
40.87 mi
65.77 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Ken Caryl.

Flight Distance

Direct air line
40.87 mi
Kilometers
65.77 km
Flight Time
00h 04m

Driving Distance

Road route
57.63 mi
Kilometers
92.74 km
Drive Time
01h 06m

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 06m.

Arrival Snapshot
Arrive in Longmont
Wed, Apr 22, 8:21 PM MDT
Return by in Ken Caryl
Wed, Apr 22, 9:28 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Ken Caryl
2026-04-22T19:15
Arrive Longmont
Wed, Apr 22, 8:21 PM MDT
Route Timing
01h 06m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
9:06 AM to 11:06 AM MDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:18 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Ken Caryl
9:30 PM MDT
Morning start is best

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.

Mid-route stop
Westminster
CO

The most populous city in Adams County, Colorado.

From Ken Caryl
24.7 mi
00h 33m
To Longmont
33 mi
00h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Wednesday

Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
8 to 24 mph SW
Destination
82°F
Wednesday

Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
6 to 20 mph SSW

Driving Route Map

The map below follows the saved road route between Ken Caryl and Longmont.

Turn-by-Turn Driving Directions

Step-by-step road directions between Ken Caryl and Longmont.

  1. 1

    Start on South Cottonwood Mountain

    806 ft · 41 sec · South Cottonwood Mountain

  2. 2

    Turn left onto South Sangre de Cristo Road

    723 ft · 34 sec · South Sangre de Cristo Road

  3. 3

    At the end of the road, turn right onto South Continental Divide Road

    125 m · 14 sec · South Continental Divide Road

  4. 4

    Turn left onto West Ken Caryl Avenue

    1.5 mi · 3 min · West Ken Caryl Avenue

  5. 5

    Take the ramp slight right toward CO 470 West

    1995 ft · 49 sec

  6. 6

    Merge slight left onto Dave Sanders Memorial Highway

    9.3 mi · 11 min · Dave Sanders Memorial Highway

  7. 7

    Take the exit slight right toward I 70: Grand Junction, Denver

    955 ft · 16 sec

  8. 8

    Keep slight right to continue on I 70 East: Denver

    1.3 km · 2 min

  9. 9

    Merge slight left

    8.5 mi · 10 min

  10. 10

    Keep slight left to continue on Heartland Expressway

    1.3 mi · 2 min · Heartland Expressway

  11. 11

    Take the exit slight right toward CO 95: Sheridan Boulevard

    1606 ft · 40 sec

  12. 12

    Turn left onto Sheridan Boulevard

    4.6 mi · 8 min · Sheridan Boulevard

  13. 13

    Turn left onto US 36 West: Boulder

    1765 ft · 37 sec

  14. 14

    Keep slight left to continue on US 36 West

    876 ft · 23 sec

  15. 15

    Merge slight left onto Denver–Boulder Turnpike

    1.5 km · 1 min · Denver–Boulder Turnpike

  16. 16

    Keep slight right to continue on Denver–Boulder Turnpike

    1.9 mi · 2 min · Denver–Boulder Turnpike

  17. 17

    Keep slight right to continue on Denver–Boulder Turnpike

    1.2 km · 52 sec · Denver–Boulder Turnpike

  18. 18

    Take the exit slight right toward CO 121: Wadsworth Parkway

    1951 ft · 42 sec

  19. 19

    Turn right

    1257 ft · 30 sec

  20. 20

    Continue straight

    5.7 mi · 8 min

  21. 21

    Continue straight

    1106 ft · 19 sec

  22. 22

    Continue straight

    11.5 mi · 16 min

  23. 23

    Turn right onto 5th Avenue

    109 m · 20 sec · 5th Avenue

  24. 24

    Turn right onto Kimbark Street

    52 m · 9 sec · Kimbark Street

  25. 25

    Turn right

    57 m · 16 sec

  26. 26

    Turn right

    33 m · 8 sec

  27. 27

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Ken Caryl and Longmont.

OSRM road route
Drive Character

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.

Directions
27 steps
13 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
46.9 / 100 mi
Decision points by distance
Main Roads
CO 121
17.7 mi · 31%
Dave Sanders Memorial Highway
9.29 mi · 16%
I 70 East
9.28 mi · 16%
Sheridan Boulevard
4.56 mi · 8%
Denver–Boulder Turnpike
3.57 mi · 6%
West Ken Caryl Avenue
1.46 mi · 3%
Longest Stretch

CO 121

Continue straight

11.5 mi · 00h 16m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 06m
Day trip friendly
Same-Day Return
02h 12m
Round-trip wheel time
Road vs Air
+16.7 mi
40.9 mi direct line
Halfway Stop
Westminster
00h 33m from Ken Caryl
Leave By
4:18 PM MDT
Morning start is best
Weather Watch

Sunny leaving Ken Caryl and Sunny near Longmont.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Ken Caryl to Longmont?

The road trip is about 57.6 miles (92.7 km) and usually takes 01h 06m 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?

Westminster is a useful midpoint, sitting about 24.7 miles from Ken Caryl and 33 miles from Longmont.

How much longer is the road route than the straight-line distance?

The direct path is about 40.9 miles (65.8 km), while the road route adds roughly 16.7 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 4:18 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.51 one way or $15.01 round trip. Estimated CO2 is about 18 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Ken Caryl and Sunny near Longmont.

Stop Ideas Near Westminster

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Westminster and the surrounding midpoint area.
Fairplay Park
Scenic stop 13.7 mi away

Fairplay Park

Aurora , CO
2200 Altura Blvd, Aurora, CO 80011
Rating 4.2/5 125 reviews Tourist attraction,Park
Denver City Council
Meeting point 6.8 mi away

Denver City Council

Denver , CO
1437 Bannock St rm 451, Denver, CO 80202
Rating 3.6/5 92 reviews City government office,County government office
Town Hall Arts Center
Nearby stop 14.8 mi away

Town Hall Arts Center

Littleton , CO
2450 Main St, Littleton, CO 80120
Rating 4.7/5 204 reviews Performing arts theater,Art gallery
Municipal Court Park
Scenic stop 1.6 mi away

Municipal Court Park

Westminster , CO
3025 W 76th Ave, Westminster, CO 80030
Rating 3.8/5 94 reviews Park

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Westminster.

BUS

Denver (Bus Station), Colorado

10 mi away
1055 19th Street
RAIL

Union Station

10 mi away
1701 Wynkoop Street
BUS

Boulder, Colorado

32 mi away
30th & Diagonal Highway
BUS

Longmont, Colorado

37 mi away
623 Main St.

Flight Path Map

This map shows the direct air route between Ken Caryl and Longmont. Straight-line distance: 40.87 mi (65.77 km).

Ken Caryl

#1 Ken Caryl

Census-designated place in Jefferson County, Colorado

Population32,438
Coordinates39.5758200, -105.1122100
Altitude1756
CountryUnited States
Longmont

#2 Longmont

The most populous city in Boulder County, Colorado.

Population98,445
Coordinates40.1672100, -105.1019300
Altitude1519
CountryUnited States
Start: South Cottonwood Mountain (-105.112532, 39.57577)
End: (-105.101861, 40.16721)

Estimated Travel Time

Distance: 93 km by road

SpeedTime
30 mph (48.3 km/h)01h 55m
40 mph (64.37 km/h)01h 26m
50 mph (80.47 km/h)01h 09m
60 mph (96.56 km/h)00h 57m
70 mph (112.65 km/h)00h 49m
80 mph (129 km/h)00h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.03 gal
7.7 L · about $7.51
Round trip
$15.01
4.06 gal · 15.4 L
Estimated CO2
18 kg one way
Round trip: 36.1 kg / 80 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $7.51 $15.01
Mid-grade $4.08 $8.29 $16.58
Premium $4.39 $8.91 $17.83
Diesel $4.74 $9.62 $19.23

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 23, 2026

There is no time difference between Ken Caryl and Longmont. The current time is 19:15:40.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.