How far is Boulder, CO from Acres Green, CO?

The driving distance from Boulder, CO to Acres Green, CO is about 45.2 miles (72.7 km), with a travel time of about 01h 00m by car.

  • The straight-line flight distance is about 37.4 miles (60.2 km).
  • For a round trip, plan for roughly 02h 00m 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
45.19 mi
01h 00m
Flight
37.39 mi
60.18 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
37.39 mi
Kilometers
60.18 km
Flight Time
00h 04m

Driving Distance

Road route
45.19 mi
Kilometers
72.72 km
Drive Time
01h 00m

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 00m.

Arrival Snapshot
Arrive in Acres Green
Wed, Apr 15, 4:27 PM MDT
Return by in Boulder
Wed, Apr 15, 5:27 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Boulder
2026-04-15T15:27
Arrive Acres Green
Wed, Apr 15, 4:27 PM MDT
Route Timing
01h 00m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
9:00 AM to 11:00 AM MDT

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

Leave by
4:30 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
Twin Lakes
CO

City in Freeborn County, Minnesota, United States of America

From Boulder
22.6 mi
00h 30m
To Acres Green
22.6 mi
00h 30m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Wednesday

Sunny

Starts
Wed, Apr 15 6:00 AM MDT
Wind
7 to 12 mph W
Destination
67°F
Wednesday

Sunny

Starts
Wed, Apr 15 6:00 AM MDT
Wind
10 mph WSW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Boulder and Acres Green.

  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

    20.9 mi · 26 min · North Valley Highway

  17. 17

    Take the exit slight right toward County Line Road

    1132 ft · 27 sec

  18. 18

    Turn slight right onto West County Line Road

    881 ft · 22 sec

  19. 19

    Turn straight onto East County Line Road

    1.1 mi · 2 min · East County Line Road

  20. 20

    Turn left onto Acres Green Drive

    1.2 km · 3 min · Acres Green Drive

  21. 21

    Continue on Acres Green Drive

    138 m · 20 sec · Acres Green Drive

  22. 22

    Arrive at your destination

    0 m · 1 sec · Acres Green Drive

Car Route Details

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

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
22 steps
15 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
48.7 / 100 mi
Decision points by distance
Main Roads
North Valley Highway
20.9 mi · 46%
Denver–Boulder Turnpike
19.7 mi · 44%
East County Line Road
1.14 mi · 3%
I 25 south
0.86 mi · 2%
Acres Green Drive
0.81 mi · 2%
28th Street
0.76 mi · 2%
Longest Stretch

North Valley Highway

Merge slight left onto North Valley Highway

20.9 mi · 00h 26m

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 00m
Day trip friendly
Same-Day Return
02h 00m
Round-trip wheel time
Road vs Air
+7.8 mi
37.4 mi direct line
Halfway Stop
Twin Lakes
00h 30m from Boulder
Leave By
4:30 PM MDT
Morning start is best
Weather Watch

Sunny leaving Boulder and Sunny near Acres Green.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Boulder to Acres Green?

The road trip is about 45.2 miles (72.7 km) and usually takes 01h 00m 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?

Twin Lakes is a useful midpoint, sitting about 22.6 miles from Boulder and 22.6 miles from Acres Green.

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

The direct path is about 37.4 miles (60.2 km), while the road route adds roughly 7.8 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 4:30 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.92 one way or $11.83 round trip. Estimated CO2 is about 14.2 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Boulder and Sunny near Acres Green.

Stop Ideas Near Twin Lakes

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 Twin Lakes and the surrounding midpoint area.
Fairplay Park
Scenic stop 9.8 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 4.8 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 13.5 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 3 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 Twin Lakes.

BUS

Denver (Bus Station), Colorado

8 mi away
1055 19th Street
RAIL

Union Station

8 mi away
1701 Wynkoop Street
BUS

Boulder, Colorado

35 mi away
30th & Diagonal Highway
BUS

Longmont, Colorado

39 mi away
623 Main St.

Flight Path Map

This map shows the direct air route between Boulder and Acres Green. Straight-line distance: 37.39 mi (60.18 km).

Boulder

#1 Boulder

The most populous city in Boulder County, Colorado.

Population107,645
Coordinates40.0149900, -105.2705500
Altitude1624
CountryUnited States
Acres Green

#2 Acres Green

Census-designated place (CDP) in northern Douglas County, Colorado, United States

Population3,007
Coordinates39.5566600, -104.8960900
Altitude1778
CountryUnited States
Start: Boulder (-105.27055, 40.01499)
End: Acres Green (-104.89609, 39.55666)

Estimated Travel Time

Distance: 73 km by road

SpeedTime
30 mph (48.3 km/h)01h 30m
40 mph (64.37 km/h)01h 07m
50 mph (80.47 km/h)00h 54m
60 mph (96.56 km/h)00h 45m
70 mph (112.65 km/h)00h 38m
80 mph (129 km/h)00h 33m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.6 gal
6.04 L · about $5.92
Round trip
$11.83
3.2 gal · 12.08 L
Estimated CO2
14.2 kg one way
Round trip: 28.4 kg / 63 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $5.92 $11.83
Mid-grade $4.08 $6.53 $13.07
Premium $4.39 $7.03 $14.05
Diesel $4.74 $7.58 $15.16

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 15, 2026

There is no time difference between Boulder and Acres Green. The current time is 15:27:36.

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.