How far is Cosmopolis, WA from Tacoma, WA?
The driving distance from Cosmopolis, WA to Tacoma, WA is about 78.5 miles (126.4 km), with a travel time of about 01h 25m by car.
- The straight-line flight distance is about 65.8 miles (105.9 km).
- For a round trip, plan for roughly 02h 51m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
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.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 25m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
City in Thurston County, Washington, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Cosmopolis and Tacoma.
Turn-by-Turn Driving Directions
Step-by-step road directions between Cosmopolis and Tacoma.
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1
Start on 3rd Street
7 m · 3 sec · 3rd Street
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2
Turn right onto F Street
655 ft · 28 sec · F Street
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3
Turn right onto 1st Street
4.1 mi · 7 min · 1st Street
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4
Turn left onto State Route 107
7 mi · 12 min · State Route 107
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5
Continue on South Main Street
1.3 km · 1 min · South Main Street
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6
Take the ramp right
1923 ft · 53 sec
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7
Merge slight left onto Olympic Highway
10.1 mi · 13 min · Olympic Highway
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8
Continue straight
21.1 mi · 26 min
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9
Merge slight left
5.4 mi · 7 min
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10
Keep slight left
2818 ft · 53 sec
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11
Merge slight left
26.7 mi · 33 min
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12
Take the exit slight right toward WA 16 West: Gig Harbor, Bremerton, South 38th Street
1248 ft · 21 sec
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13
Keep slight left to continue on WA 16 West: Gig Harbor, Bremerton, South 38th Street West, Tacoma Mall
1086 ft · 19 sec
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14
Keep slight left to continue on WA 16 West: Gig Harbor, Bremerton
1655 ft · 28 sec
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15
Keep slight left to continue on WA 16 West: Gig Harbor, Bremerton
2562 ft · 44 sec
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16
Take the exit slight right toward Sprague Avenue
2552 ft · 1 min
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17
Continue on Sprague Ramp
1467 ft · 44 sec · Sprague Ramp
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18
Continue on South Sprague Avenue
2964 ft · 2 min · South Sprague Avenue
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19
Turn right onto South 11th Street
1.4 km · 2 min · South 11th Street
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20
Arrive at your destination
0 m · 1 sec · South 11th Street
Car Route Details
A richer read on the saved driving route between Cosmopolis and Tacoma.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Olympic Highway
Merge slight left
26.7 mi · 00h 33m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Cosmopolis and Mostly Sunny near Tacoma.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Cosmopolis to Tacoma?
The road trip is about 78.5 miles (126.4 km) and usually takes 01h 25m 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?
Tumwater is a useful midpoint, sitting about 39.8 miles from Cosmopolis and 38.8 miles from Tacoma.
How much longer is the road route than the straight-line distance?
The direct path is about 65.8 miles (105.9 km), while the road route adds roughly 12.7 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 PDT. If you want a more comfortable same-day return, try to leave by 3:38 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.50 one way or $28.99 round trip. Estimated CO2 is about 24.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Cosmopolis and Mostly Sunny near Tacoma.
Stop Ideas Near Tumwater
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Lacey - City Hall Parking
Olympia Urban Forestry
Shelton Civic Center
Lacey Community Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Tumwater.
Centennial Station
Centralia station
Tacoma Dome Station
Tukwila station
Flight Path Map
This map shows the direct air route between Cosmopolis and Tacoma. Straight-line distance: 65.82 mi (105.92 km).
#1 Cosmopolis
City in Grays Harbor County, Washington, United States
| Population | 1,680 |
| Coordinates | 46.9553700, -123.7737800 |
| Altitude | 8 |
| Country | United States |
#2 Tacoma
The third most populous city in Washington.
| Population | 219,945 |
| Coordinates | 47.2528800, -122.4442900 |
| Altitude | 74 |
| Country | United States |
End: South 11th Street (-122.444267, 47.25278)
Estimated Travel Time
Distance: 126 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 36m |
| 40 mph (64.37 km/h) | 01h 57m |
| 50 mph (80.47 km/h) | 01h 34m |
| 60 mph (96.56 km/h) | 01h 18m |
| 70 mph (112.65 km/h) | 01h 07m |
| 80 mph (129 km/h) | 00h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $14.50 | $28.99 |
| Mid-grade | $5.57 | $15.42 | $30.84 |
| Premium | $5.77 | $15.99 | $31.97 |
| Diesel | $5.47 | $15.14 | $30.29 |
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 Washington · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.