How far is Sheridan, CO from Castle Rock, CO?

The driving distance from Sheridan, CO to Castle Rock, CO is about 26.5 miles (42.6 km), with a travel time of about 00h 36m by car.

  • The straight-line flight distance is about 21 miles (33.8 km).
  • For a round trip, plan for roughly 01h 13m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM MDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
26.46 mi
00h 36m
Flight
21.01 mi
33.82 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Sheridan.

Flight Distance

Direct air line
21.01 mi
Kilometers
33.82 km
Flight Time
00h 02m

Driving Distance

Road route
26.46 mi
Kilometers
42.58 km
Drive Time
00h 36m

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 00h 36m.

Arrival Snapshot
Arrive in Castle Rock
Sat, May 30, 11:52 PM MDT
Return by in Sheridan
Sun, May 31, 12:29 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sheridan
2026-05-30T23:16
Arrive Castle Rock
Sat, May 30, 11:52 PM MDT
Route Timing
00h 36m
One way by road
Best Departure Window
7:00 AM to 7:00 PM MDT
Leave when it suits your day
Arrive between
7:37 AM to 7:37 PM MDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:16 PM MDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Sheridan
10:00 PM MDT
Flexible departure

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 Sheridan
13.2 mi
00h 18m
To Castle Rock
13.2 mi
00h 18m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
49°F
Tonight

Mostly Clear

Starts
Sat, May 30 8:00 PM MDT
Wind
3 to 7 mph SW
Destination
74°F
This Afternoon

Mostly Sunny

Starts
Sat, May 30 12:00 PM MDT
Wind
6 to 9 mph W

Driving Route Map

The map below follows the saved road route between Sheridan and Castle Rock.

Turn-by-Turn Driving Directions

Step-by-step road directions between Sheridan and Castle Rock.

  1. 1

    Start on South Federal Boulevard

    1.6 mi · 3 min · South Federal Boulevard

  2. 2

    Turn left onto West Belleview Avenue

    2 mi · 3 min · West Belleview Avenue

  3. 3

    Continue on East Belleview Avenue

    4.6 mi · 8 min · East Belleview Avenue

  4. 4

    Take the ramp right toward I 25 South

    1769 ft · 45 sec

  5. 5

    Merge slight left onto South Valley Highway

    16.9 mi · 18 min · South Valley Highway

  6. 6

    Take the exit slight right toward Wilcox Street, Wolfensberger Road

    1213 ft · 32 sec

  7. 7

    Turn left onto East Wolfensberger Road

    132 m · 21 sec · East Wolfensberger Road

  8. 8

    Continue on North Wilcox Street

    2093 ft · 1 min · North Wilcox Street

  9. 9

    Turn left onto 5th Street

    979 ft · 37 sec · 5th Street

  10. 10

    Turn right onto North Cantril Street

    837 ft · 29 sec · North Cantril Street

  11. 11

    Arrive at your destination

    0 m · 1 sec · North Cantril Street

Car Route Details

A richer read on the saved driving route between Sheridan and Castle Rock.

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
11 steps
4 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
41.5 / 100 mi
Decision points by distance
Main Roads
South Valley Highway
16.9 mi · 64%
East Belleview Avenue
4.58 mi · 17%
West Belleview Avenue
2 mi · 8%
South Federal Boulevard
1.57 mi · 6%
North Wilcox Street
0.4 mi · 1%
I 25 South
0.33 mi · 1%
Longest Stretch

South Valley Highway

Merge slight left onto South Valley Highway

16.9 mi · 00h 18m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 36m
Quick drive
Same-Day Return
01h 14m
Round-trip wheel time
Road vs Air
+5.5 mi
21 mi direct line
Halfway Stop
Lone Tree
00h 18m from Sheridan
Leave By
7:16 PM MDT
Flexible departure
Weather Watch

Mostly Clear leaving Sheridan and Mostly Sunny near Castle Rock.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Sheridan to Castle Rock?

The road trip is about 26.5 miles (42.6 km) and usually takes 00h 36m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Lone Tree is a useful midpoint, sitting about 13.2 miles from Sheridan and 13.2 miles from Castle Rock.

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

The direct path is about 21 miles (33.8 km), while the road route adds roughly 5.5 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 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:16 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.44 one way or $6.88 round trip. Estimated CO2 is about 8.3 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Clear around Sheridan and Mostly Sunny near Castle Rock.

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.
Fairplay Park
Scenic stop 13.8 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 14.3 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 8.8 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
City of Littleton
Scenic stop 8.8 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

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 Sheridan and Castle Rock. Straight-line distance: 21.01 mi (33.82 km).

Sheridan

#1 Sheridan

City in State of Colorado, United States

Population6,027
Coordinates39.6469300, -105.0252600
Altitude1623
CountryUnited States
Castle Rock

#2 Castle Rock

The most populous city in Douglas County, Colorado.

Population70,567
Coordinates39.3722100, -104.8560900
Altitude1897
CountryUnited States
Start: Sheridan (-105.02526, 39.64693)
End: Castle Rock (-104.85609, 39.37221)

Estimated Travel Time

Distance: 43 km by road

SpeedTime
30 mph (48.3 km/h)00h 52m
40 mph (64.37 km/h)00h 39m
50 mph (80.47 km/h)00h 31m
60 mph (96.56 km/h)00h 26m
70 mph (112.65 km/h)00h 22m
80 mph (129 km/h)00h 19m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.93 gal
3.53 L · about $3.44
Round trip
$6.88
1.86 gal · 7.06 L
Estimated CO2
8.3 kg one way
Round trip: 16.5 kg / 36 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $3.44 $6.88
Mid-grade $4.08 $3.80 $7.60
Premium $4.39 $4.08 $8.17
Diesel $4.74 $4.41 $8.81

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 · May 31, 2026

There is no time difference between Sheridan and Castle Rock. The current time is 23:16:02.

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.