How far is Rock Springs, WY from Green River, WY?

The driving distance from Rock Springs, WY to Green River, WY is about 18.3 miles (29.5 km), with a travel time of about 00h 21m by car.

  • The straight-line flight distance is about 14.2 miles (22.9 km).
  • For a round trip, plan for roughly 00h 43m 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
18.32 mi
00h 21m
Flight
14.21 mi
22.87 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Rock Springs.

Flight Distance

Direct air line
14.21 mi
Kilometers
22.87 km
Flight Time
00h 01m

Driving Distance

Road route
18.32 mi
Kilometers
29.48 km
Drive Time
00h 21m

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 21m.

Arrival Snapshot
Arrive in Green River
Sat, Apr 25, 10:22 AM MDT
Return by in Rock Springs
Sat, Apr 25, 10:44 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Rock Springs
2026-04-25T10:01
Arrive Green River
Sat, Apr 25, 10:22 AM MDT
Route Timing
00h 21m
One way by road
Best Departure Window
7:00 AM to 7:00 PM MDT
Leave when it suits your day
Arrive between
7:22 AM to 7:22 PM MDT

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

Leave by
7:46 PM MDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Rock Springs
10:00 PM MDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
North Rock Springs
WY

Census-designated place in Sweetwater County, Wyoming

From Rock Springs
7.9 mi
00h 10m
To Green River
10.4 mi
00h 10m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
54°F
Saturday

Mostly Sunny

Starts
Sat, Apr 25 6:00 AM MDT
Wind
6 to 14 mph SSE
Destination
57°F
Saturday

Mostly Sunny then Isolated Showers And Thunderstorms

Starts
Sat, Apr 25 6:00 AM MDT
Wind
3 to 13 mph SSW

Driving Route Map

The map below follows the saved road route between Rock Springs and Green River.

Turn-by-Turn Driving Directions

Step-by-step road directions between Rock Springs and Green River.

  1. 1

    Start on Collins Street

    26 m · 7 sec · Collins Street

  2. 2

    Turn right onto Agate Street

    129 m · 19 sec · Agate Street

  3. 3

    At the end of the road, turn left onto Edgar Street

    3090 ft · 2 min · Edgar Street

  4. 4

    At the end of the road, turn left onto 2nd Street

    2666 ft · 1 min · 2nd Street

  5. 5

    Turn left onto A Street

    131 m · 11 sec · A Street

  6. 6

    Turn right onto Blair Avenue

    1.2 km · 1 min · Blair Avenue

  7. 7

    Turn right onto South Side Belt Route

    1966 ft · 47 sec · South Side Belt Route

  8. 8

    At the end of the road, turn left onto Dewar Drive

    1.3 mi · 2 min · Dewar Drive

  9. 9

    Take the ramp left

    2200 ft · 54 sec

  10. 10

    Merge slight left onto Dwight D. Eisenhower Highway

    9.8 mi · 10 min · Dwight D. Eisenhower Highway

  11. 11

    Take the exit slight right toward I 80 Business West, US 30 Business West: Green River

    1.9 mi · 4 min

  12. 12

    Turn right onto North 1st East

    11 m · 2 sec · North 1st East

  13. 13

    Arrive at your destination

    0 m · 1 sec · North 1st East

Car Route Details

A richer read on the saved driving route between Rock Springs and Green River.

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
13 steps
8 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
71 / 100 mi
Decision points by distance
Main Roads
Dwight D. Eisenhower Highway
9.76 mi · 53%
I 80 Business West
1.87 mi · 10%
Dewar Drive
1.74 mi · 9%
Blair Avenue
0.77 mi · 4%
Edgar Street
0.59 mi · 3%
2nd Street
0.51 mi · 3%
Longest Stretch

Dwight D. Eisenhower Highway

Merge slight left onto Dwight D. Eisenhower Highway

9.76 mi · 00h 10m

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 21m
Quick drive
Same-Day Return
00h 44m
Round-trip wheel time
Road vs Air
+4.1 mi
14.2 mi direct line
Halfway Stop
North Rock Springs
00h 10m from Rock Springs
Leave By
7:46 PM MDT
Flexible departure
Weather Watch

Mostly Sunny leaving Rock Springs and Mostly Sunny then Isolated Showers And Thunderstorms near Green River.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Rock Springs to Green River?

The road trip is about 18.3 miles (29.5 km) and usually takes 00h 21m 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?

North Rock Springs is a useful midpoint, sitting about 7.9 miles from Rock Springs and 10.4 miles from Green River.

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

The direct path is about 14.2 miles (22.9 km), while the road route adds roughly 4.1 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 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:46 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.53 one way or $5.06 round trip. Estimated CO2 is about 5.8 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Rock Springs and Mostly Sunny then Isolated Showers And Thunderstorms near Green River.

Flight Path Map

This map shows the direct air route between Rock Springs and Green River. Straight-line distance: 14.21 mi (22.87 km).

Rock Springs

#1 Rock Springs

City in Sweetwater County, Wyoming, United States

Population22,943
Coordinates41.5874600, -109.2029000
Altitude1947
CountryUnited States
Green River

#2 Green River

River in Wyoming, Utah, and Colorado, in the United States, that is a tributary of the Colorado River

Population11,788
Coordinates41.5285800, -109.4662500
Altitude1864
CountryUnited States
Start: Collins Street (-109.202964, 41.587676)
End: North 1st East (-109.466324, 41.528621)

Estimated Travel Time

Distance: 29 km by road

SpeedTime
30 mph (48.3 km/h)00h 36m
40 mph (64.37 km/h)00h 27m
50 mph (80.47 km/h)00h 21m
60 mph (96.56 km/h)00h 18m
70 mph (112.65 km/h)00h 15m
80 mph (129 km/h)00h 13m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.65 gal
2.45 L · about $2.53
Round trip
$5.06
1.3 gal · 4.9 L
Estimated CO2
5.8 kg one way
Round trip: 11.6 kg / 26 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $2.53 $5.06
Mid-grade $4.23 $2.75 $5.50
Premium $4.55 $2.96 $5.91
Diesel $5.41 $3.52 $7.04

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 Wyoming · Apr 25, 2026

There is no time difference between Rock Springs and Green River. The current time is 10:01:05.

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.