How far is Longmont, CO from Cimarron Hills, CO?

The driving distance from Longmont, CO to Cimarron Hills, CO is about 108.2 miles (174.2 km), with a travel time of about 02h 08m by car.

  • The straight-line flight distance is about 93 miles (149.6 km).
  • For a round trip, plan for roughly 04h 17m 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
108.27 mi
02h 08m
Flight
92.93 mi
149.56 km direct

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

Learn Distance

Choose another destination from Longmont.

Flight Distance

Direct air line
92.93 mi
Kilometers
149.56 km
Flight Time
00h 11m

Driving Distance

Road route
108.27 mi
Kilometers
174.24 km
Drive Time
02h 08m

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 02h 08m.

Arrival Snapshot
Arrive in Cimarron Hills
Sat, Apr 18, 12:51 AM MDT
Return by in Longmont
Sat, Apr 18, 3:00 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Longmont
2026-04-17T22:42
Arrive Cimarron Hills
Sat, Apr 18, 12:51 AM MDT
Route Timing
02h 08m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
10:09 AM to 12:09 PM MDT

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

Leave by
2:12 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Longmont
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
Lone Tree
CO

City in Douglas County, Colorado, United States of America

From Longmont
54.2 mi
01h 04m
To Cimarron Hills
54.1 mi
01h 04m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
42°F
Friday

Rain And Snow

Starts
Fri, Apr 17 6:00 AM MDT
Wind
6 to 14 mph NNE
Destination
49°F
Friday

Slight Chance T-storms

Starts
Fri, Apr 17 6:00 AM MDT
Wind
10 to 20 mph NNE

Driving Route Map

The map below follows the saved road route between Longmont and Cimarron Hills.

Turn-by-Turn Driving Directions

Step-by-step road directions between Longmont and Cimarron Hills.

  1. 1

    Start on the route

    19 m · 7 sec

  2. 2

    Turn right onto 5th Avenue

    1025 ft · 47 sec · 5th Avenue

  3. 3

    Turn right onto Collyer Street

    1255 ft · 42 sec · Collyer Street

  4. 4

    Turn left onto 3rd Avenue

    1.8 mi · 3 min · 3rd Avenue

  5. 5

    Turn left onto East Ken Pratt Boulevard

    1.6 mi · 2 min · East Ken Pratt Boulevard

  6. 6

    Continue on Highway 119

    3 mi · 4 min · Highway 119

  7. 7

    Take the exit right toward I 25 South

    2690 ft · 1 min · West I 25 Frontage Road

  8. 8

    Merge slight left onto Dwight D. Eisenhower Highway

    11.9 mi · 12 min · Dwight D. Eisenhower Highway

  9. 9

    Continue on North Valley Highway

    3187 ft · 36 sec · North Valley Highway

  10. 10

    Keep slight right to continue on North Valley Highway

    8.8 mi · 11 min · North Valley Highway

  11. 11

    Keep slight right to continue on North Valley Highway

    65 mi · 1 hr 12 min · North Valley Highway

  12. 12

    Take the exit slight right toward Interquest Parkway

    1.1 km · 2 min

  13. 13

    Continue on Interquest Parkway

    1.9 mi · 3 min · Interquest Parkway

  14. 14

    Turn right onto North Powers Boulevard

    10.1 mi · 13 min · North Powers Boulevard

  15. 15

    Turn left onto Constitution Avenue

    1.1 mi · 2 min · Constitution Avenue

  16. 16

    Turn right onto Peterson Road

    1.1 km · 2 min · Peterson Road

  17. 17

    Turn left onto Palmer Park Boulevard

    159 m · 13 sec · Palmer Park Boulevard

  18. 18

    Arrive at your destination

    0 m · 1 sec · Palmer Park Boulevard

Car Route Details

A richer read on the saved driving route between Longmont and Cimarron Hills.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
18 steps
8 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
16.6 / 100 mi
Decision points by distance
Main Roads
North Valley Highway
74.4 mi · 69%
Dwight D. Eisenhower Highway
11.9 mi · 11%
North Powers Boulevard
10.1 mi · 9%
Highway 119
3.02 mi · 3%
Interquest Parkway
2.58 mi · 2%
3rd Avenue
1.78 mi · 2%
Longest Stretch

North Valley Highway

Keep slight right to continue on North Valley Highway

65 mi · 01h 12m

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
02h 08m
Day trip friendly
Same-Day Return
04h 18m
Round-trip wheel time
Road vs Air
+15.2 mi
93 mi direct line
Halfway Stop
Lone Tree
01h 04m from Longmont
Leave By
2:12 PM MDT
Morning start is best
Weather Watch

Rain And Snow leaving Longmont and Slight Chance T-storms near Cimarron Hills.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Longmont to Cimarron Hills?

The road trip is about 108.2 miles (174.2 km) and usually takes 02h 08m 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?

Lone Tree is a useful midpoint, sitting about 54.2 miles from Longmont and 54.1 miles from Cimarron Hills.

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

The direct path is about 93 miles (149.6 km), while the road route adds roughly 15.2 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 2:12 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $14.13 one way or $28.25 round trip. Estimated CO2 is about 33.9 kg one way.

What should you check before leaving?

Before you leave, expect Rain And Snow around Longmont and Slight Chance T-storms near Cimarron Hills.

Stop Ideas Near Lone Tree

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 Lone Tree and the surrounding midpoint area.
City of Littleton
Scenic stop 9.7 mi away

City of Littleton

Littleton , CO
2255 W Berry Ave, Littleton, CO 80165
Rating 5.0/5 1 reviews City government office,Local government office,Museum
Aurora City Water Resources
Practical stop 10.8 mi away

Aurora City Water Resources

Aurora , CO
1450 S Havana St # 232, Aurora, CO 80012
Environmental health service
Aurora Municipal Center
Meeting point 12.6 mi away

Aurora Municipal Center

Aurora , CO
15151 E Alameda Pkwy, Aurora, CO 80012
Rating 3.6/5 19 reviews Local government office
Town Hall Arts Center
Nearby stop 9.7 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

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Lone Tree.

BUS

Denver (Bus Station), Colorado

24 mi away
1055 19th Street
RAIL

Union Station

24 mi away
1701 Wynkoop Street
BUS

Pine Junction, CO

45 mi away
76 Mount Evans Boulevard
BUS

Boulder, Colorado

66 mi away
30th & Diagonal Highway

Flight Path Map

This map shows the direct air route between Longmont and Cimarron Hills. Straight-line distance: 92.93 mi (149.56 km).

Longmont

#1 Longmont

The most populous city in Boulder County, Colorado.

Population98,445
Coordinates40.1672100, -105.1019300
Altitude1519
CountryUnited States
Cimarron Hills

#2 Cimarron Hills

Census designated place

Population16,161
Coordinates38.8586100, -104.6988600
Altitude1965
CountryUnited States
Start: Longmont (-105.10193, 40.16721)
End: Cimarron Hills (-104.69886, 38.85861)

Estimated Travel Time

Distance: 174 km by road

SpeedTime
30 mph (48.3 km/h)03h 36m
40 mph (64.37 km/h)02h 42m
50 mph (80.47 km/h)02h 09m
60 mph (96.56 km/h)01h 48m
70 mph (112.65 km/h)01h 32m
80 mph (129 km/h)01h 21m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.82 gal
14.46 L · about $14.13
Round trip
$28.25
7.64 gal · 28.92 L
Estimated CO2
33.9 kg one way
Round trip: 67.9 kg / 150 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $14.13 $28.25
Mid-grade $4.08 $15.60 $31.20
Premium $4.39 $16.77 $33.55
Diesel $4.74 $18.10 $36.19

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 18, 2026

There is no time difference between Longmont and Cimarron Hills. The current time is 22:42:49.

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.