How far is Boulder, CO from Stratmoor, CO?

The driving distance from Boulder, CO to Stratmoor, CO is about 102.8 miles (165.4 km), with a travel time of about 01h 59m by car.

  • The straight-line flight distance is about 89.7 miles (144.3 km).
  • For a round trip, plan for roughly 03h 59m 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
102.77 mi
01h 59m
Flight
89.67 mi
144.31 km direct

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

Learn Distance

Choose another destination from Boulder.

Flight Distance

Direct air line
89.67 mi
Kilometers
144.31 km
Flight Time
00h 10m

Driving Distance

Road route
102.77 mi
Kilometers
165.39 km
Drive Time
01h 59m

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 59m.

Arrival Snapshot
Arrive in Stratmoor
Thu, Apr 23, 3:06 AM MDT
Return by in Boulder
Thu, Apr 23, 5:06 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Boulder
2026-04-23T01:06
Arrive Stratmoor
Thu, Apr 23, 3:06 AM MDT
Route Timing
01h 59m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
10:00 AM to 12:00 PM MDT

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

Leave by
2:30 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Boulder
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
Castle Pines
CO

City in Douglas County, Colorado, United States of America

From Boulder
51.4 mi
00h 59m
To Stratmoor
51.4 mi
00h 59m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Thursday

Mostly Sunny then Chance Snow Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
16 to 25 mph W
Destination
68°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM MDT
Wind
15 to 20 mph W

Driving Route Map

The map below follows the saved road route between Boulder and Stratmoor.

Turn-by-Turn Driving Directions

Step-by-step road directions between Boulder and Stratmoor.

  1. 1

    Start on the route

    27 m · 7 sec

  2. 2

    Turn right onto 19th Street

    44 m · 14 sec · 19th Street

  3. 3

    Turn left onto Arapahoe Avenue

    3210 ft · 2 min · Arapahoe Avenue

  4. 4

    Turn right onto 28th Street

    1.2 km · 2 min · 28th Street

  5. 5

    Turn straight onto Denver–Boulder Turnpike

    3.4 mi · 4 min · Denver–Boulder Turnpike

  6. 6

    Keep slight right to continue on Denver–Boulder Turnpike

    1.7 mi · 2 min · Denver–Boulder Turnpike

  7. 7

    Keep slight right to continue on Denver–Boulder Turnpike

    2.6 mi · 3 min · Denver–Boulder Turnpike

  8. 8

    Keep slight right to continue on Denver–Boulder Turnpike

    2.4 mi · 3 min · Denver–Boulder Turnpike

  9. 9

    Keep slight right to continue on Denver–Boulder Turnpike

    2.2 mi · 3 min · Denver–Boulder Turnpike

  10. 10

    Keep slight right to continue on Denver–Boulder Turnpike

    1.9 mi · 2 min · Denver–Boulder Turnpike

  11. 11

    Keep slight right to continue on Denver–Boulder Turnpike

    2.5 mi · 3 min · Denver–Boulder Turnpike

  12. 12

    Keep slight right to continue on Denver–Boulder Turnpike

    2 mi · 2 min · Denver–Boulder Turnpike

  13. 13

    Keep slight right to continue on Denver–Boulder Turnpike

    1.1 mi · 1 min · Denver–Boulder Turnpike

  14. 14

    Take the exit slight right toward I 25 south: Denver

    2497 ft · 47 sec

  15. 15

    Continue on I 25 south: Denver

    2037 ft · 34 sec

  16. 16

    Merge slight left onto North Valley Highway

    68.1 mi · 1 hr 15 min · North Valley Highway

  17. 17

    Continue on Monument Valley Freeway

    8.8 mi · 10 min · Monument Valley Freeway

  18. 18

    Continue on Ronald Reagan Highway

    915 ft · 12 sec · Ronald Reagan Highway

  19. 19

    Keep slight left to continue on Ronald Reagan Highway

    1.1 mi · 1 min · Ronald Reagan Highway

  20. 20

    Take the exit slight right toward Lake Avenue, Circle Drive

    1087 ft · 26 sec

  21. 21

    Keep slight right to continue on Lake Avenue

    112 m · 9 sec

  22. 22

    Turn straight onto Lake Avenue

    1357 ft · 33 sec · Lake Avenue

  23. 23

    Turn left onto Venetucci Boulevard

    1.9 mi · 3 min · Venetucci Boulevard

  24. 24

    Turn right onto Maxwell Street

    906 ft · 25 sec · Maxwell Street

  25. 25

    Arrive at your destination

    0 m · 1 sec · Maxwell Street

Car Route Details

A richer read on the saved driving route between Boulder and Stratmoor.

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
25 steps
15 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
24.3 / 100 mi
Decision points by distance
Main Roads
North Valley Highway
68.1 mi · 66%
Denver–Boulder Turnpike
19.7 mi · 19%
Monument Valley Freeway
8.76 mi · 9%
Venetucci Boulevard
1.93 mi · 2%
Ronald Reagan Highway
1.29 mi · 1%
I 25 south
0.86 mi · 1%
Longest Stretch

North Valley Highway

Merge slight left onto North Valley Highway

68.1 mi · 01h 15m

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 59m
Day trip friendly
Same-Day Return
04h 00m
Round-trip wheel time
Road vs Air
+13.1 mi
89.7 mi direct line
Halfway Stop
Castle Pines
00h 59m from Boulder
Leave By
2:30 PM MDT
Morning start is best
Weather Watch

Mostly Sunny then Chance Snow Showers leaving Boulder and Sunny near Stratmoor.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Boulder to Stratmoor?

The road trip is about 102.8 miles (165.4 km) and usually takes 01h 59m 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?

Castle Pines is a useful midpoint, sitting about 51.4 miles from Boulder and 51.4 miles from Stratmoor.

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

The direct path is about 89.7 miles (144.3 km), while the road route adds roughly 13.1 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 2:30 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $13.42 one way or $26.85 round trip. Estimated CO2 is about 32.3 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny then Chance Snow Showers around Boulder and Sunny near Stratmoor.

Stop Ideas Near Castle Pines

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 Castle Pines and the surrounding midpoint area.
City of Littleton
Scenic stop 13.8 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
Greenwood Village City Hall
Meeting point 11 mi away

Greenwood Village City Hall

Greenwood Village , CO
6060 S Quebec St, Greenwood Village, CO 80111
Rating 3.3/5 16 reviews City Hall
Town Hall Arts Center
Nearby stop 13.7 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 Castle Pines.

BUS

Denver (Bus Station), Colorado

34 mi away
1055 19th Street
RAIL

Union Station

34 mi away
1701 Wynkoop Street
BUS

Pine Junction, CO

43 mi away
76 Mount Evans Boulevard
BUS

Colorado Springs, Colorado

70 mi away
120 South Weber Street

Flight Path Map

This map shows the direct air route between Boulder and Stratmoor. Straight-line distance: 89.67 mi (144.31 km).

Boulder

#1 Boulder

The most populous city in Boulder County, Colorado.

Population107,645
Coordinates40.0149900, -105.2705500
Altitude1624
CountryUnited States
Stratmoor

#2 Stratmoor

Census-designated place in El Paso County, Colorado

Population6,900
Coordinates38.7738800, -104.7797000
Altitude1764
CountryUnited States
Start: Boulder (-105.27055, 40.01499)
End: Stratmoor (-104.7797, 38.77388)

Estimated Travel Time

Distance: 165 km by road

SpeedTime
30 mph (48.3 km/h)03h 25m
40 mph (64.37 km/h)02h 34m
50 mph (80.47 km/h)02h 03m
60 mph (96.56 km/h)01h 42m
70 mph (112.65 km/h)01h 28m
80 mph (129 km/h)01h 16m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.63 gal
13.73 L · about $13.42
Round trip
$26.85
7.26 gal · 27.46 L
Estimated CO2
32.3 kg one way
Round trip: 64.5 kg / 142 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $13.42 $26.85
Mid-grade $4.08 $14.82 $29.65
Premium $4.39 $15.94 $31.88
Diesel $4.74 $17.20 $34.39

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 Boulder and Stratmoor. The current time is 01:06:54.

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.