Origin
Auburn, WA
Night in Auburn on Thursday
Local time
10:42 PM
PDT
Current temp
46°F
Unavailable
Live forecast
Trip from Auburn, WA to Newcastle, WA
Compiled by the Trip.ovh editorial team · Last recalculated Apr 17, 2026 · Methodology
Drive Time
31m
Distance
21.1 mi
34 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 29m
★
6 AM
0h 32m
8 AM
0h 37m
10 AM
0h 34m
12 PM
0h 33m
3 PM
0h 34m
5 PM
0h 37m
8 PM
0h 30m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Auburn, WA
Wikimedia Commons
Newcastle, WA
Harrison Reilly
Trip Overview
The drive from Auburn, WA to Newcastle, WA covers 21.1 miles and takes about 31m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on C Street Southwest, WA 18 West, State Route 18 for much of the mileage, and the overall profile is turn-heavy local drive. At current regular gas prices, budget about $4.42 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 31m. Total distance: 21.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
31m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (0%). Straightforward navigation.
Scenic Drive
Turn-heavy local drive route profile.
Drive Character
Expect a 31m drive with frequent turns across 21.1 miles of local and secondary roads.
This route has more turning and local-road decision points than a simple highway run.
There are about 21 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
C Street Southwest is one of the defining roads on this drive.
How Hard Is This Drive?
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. Navigation is very simple - set it and forget it for most of the drive.
Driving Effort
1/10
Very easy - short and simple to drive
Balances navigation complexity with total wheel time.
The drive from Auburn, WA to Newcastle, WA is easy. At 31m with 0% highway, most drivers will find it relaxed and low-stress.
Where does it get tricky?
This route does not have any notably tricky sections. Most of the drive from Auburn, WA to Newcastle, WA is straightforward, with well-signed roads and simple exits.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| C Street Southwest | — | — |
| WA 18 West | — | — |
| State Route 18 | — | — |
| WA 167 | — | — |
| WA 167 North | — | — |
| Valley Freeway | — | — |
| I 405 North | — | — |
| Northeast 44th Street | — | — |
Some road-level metrics are being recalculated.
Longest stretch:
C Street Southwest
— detailed segment metrics are refreshing.
Turn-by-Turn Driving Directions
Step-by-step road directions between Auburn, WA and Newcastle, WA.
1
Start on East Main Street
0.2 mi
·
41 sec
·
East Main Street
2
Turn left onto C Street Southwest
0.2 mi
·
21 sec
·
C Street Southwest
3
Take the ramp right toward WA 18 West
0.3 mi
·
44 sec
·
WA 18 West
4
Merge slight left onto State Route 18
0.1 mi
·
11 sec
·
State Route 18
5
Take the exit slight right toward WA 167: Renton, Puyallup
0.2 mi
·
19 sec
·
WA 167: Renton, Puyallup
6
Keep slight right to continue on WA 167 North: Kent, Renton
0.6 mi
·
54 sec
·
WA 167 North: Kent, Renton
7
Merge slight left onto Valley Freeway
11 mi
·
13 min
·
Valley Freeway
8
Take the exit slight right toward I 405 North: Bellevue
0.8 mi
·
1 min
·
I 405 North: Bellevue
9
Merge slight left
4.3 mi
·
5 min
10
Take the exit slight right toward Northeast 44th Street
0.2 mi
·
32 sec
·
Northeast 44th Street
11
Exit the roundabout onto Lake Washington Boulevard Northeast
0.1 mi
·
16 sec
·
Lake Washington Boulevard Northeast
12
Enter the roundabout and take exit 1 toward Lake Washington Boulevard Northeast
102 ft
·
3 sec
·
Lake Washington Boulevard Northeast
13
Exit the roundabout onto Lake Washington Boulevard Northeast
331 ft
·
8 sec
·
Lake Washington Boulevard Northeast
14
Turn right onto Northeast 48th Street
0.1 mi
·
23 sec
·
Northeast 48th Street
15
Continue on Southeast 76th Street
0.3 mi
·
54 sec
·
Southeast 76th Street
16
Turn left onto 116th Avenue Southeast
0.5 mi
·
1 min
·
116th Avenue Southeast
17
Turn right onto Newcastle Way
1.2 mi
·
2 min
·
Newcastle Way
18
Turn left onto Newcastle Golf Club Road
0.3 mi
·
46 sec
·
Newcastle Golf Club Road
19
Turn right onto 136th Avenue Southeast
0.2 mi
·
29 sec
·
136th Avenue Southeast
20
Continue on Southeast 71st Street
476 ft
·
16 sec
·
Southeast 71st Street
21
Arrive at your destination
Fuel & Cost
Regular Gas
$4.42 one way
$8.83 round trip
$5.32/gal
25.4 MPG avg
7 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $5.58 | $4.63 | $9.26 |
| premium | $5.77 | $4.79 | $9.58 |
| diesel | $5.61 | $4.66 | $9.32 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$4
Estimated CO2 emission: 7.4 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 71% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 6.3 | 0 | $2.22 | $1.01 |
| Efficient EV | 5.3 | 0 | $1.85 | $0.84 |
| EV Truck/SUV | 8.4 | 0 | $2.95 | $1.35 |
Gas CO2
7 kg
EV CO2
2 kg (71% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Newcastle, WA
Night in Newcastle on Thursday
Local time
10:42 PM
PDT
Current temp
49°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
3 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
31m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Auburn, WA to Newcastle, WA covers 21.1 miles and takes about 31m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are C Street Southwest, WA 18 West, State Route 18. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 10.6 miles from Auburn, WA. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $4.42 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
The drive from Auburn, WA to Newcastle, WA is easy. At 31m with 0% highway, most drivers will find it relaxed and low-stress.
This route does not have any notably tricky sections. Most of the drive from Auburn, WA to Newcastle, WA is straightforward, with well-signed roads and simple exits.
The route from Auburn, WA to Newcastle, WA does not surface many named destination signs beyond the main corridor.
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