How far is Renton, WA from Black Diamond, WA?
The driving distance from Renton, WA to Black Diamond, WA is about 19.1 miles (30.7 km), with a travel time of about 00h 34m by car.
- The straight-line flight distance is about 15.7 miles (25.2 km).
- For a round trip, plan for roughly 01h 09m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
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.
This is an easy same-day return drive.
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 00h 34m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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 King County, Washington, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Renton and Black Diamond.
Turn-by-Turn Driving Directions
Step-by-step road directions between Renton and Black Diamond.
-
1
Start on the route
19 m · 5 sec
-
2
Turn left
22 m · 8 sec
-
3
Turn left
30 m · 13 sec
-
4
Turn left onto Rainier Avenue South
1255 ft · 37 sec · Rainier Avenue South
-
5
Turn left onto South 3rd Street
1.1 km · 2 min · South 3rd Street
-
6
Turn left onto Mill Avenue South
773 ft · 16 sec · Mill Avenue South
-
7
Turn right onto Bronson Way South
1747 ft · 40 sec · Bronson Way South
-
8
Continue on Maple Valley Highway
68 m · 5 sec · Maple Valley Highway
-
9
Continue on Maple Valley Highway
3.9 mi · 7 min · Maple Valley Highway
-
10
Continue on Southeast Renton Maple Valley Road
1.6 mi · 2 min · Southeast Renton Maple Valley Road
-
11
Continue on Renton Maple Valley Road Southeast
5.5 mi · 9 min · Renton Maple Valley Road Southeast
-
12
Continue on Maple Valley Black Diamond Road Southeast
1.8 mi · 3 min · Maple Valley Black Diamond Road Southeast
-
13
Enter the roundabout and take exit 2 toward Maple Valley Black Diamond Road Southeast
30 m · 2 sec · Maple Valley Black Diamond Road Southeast
-
14
Exit the roundabout onto Maple Valley Black Diamond Road Southeast
2184 ft · 41 sec · Maple Valley Black Diamond Road Southeast
-
15
Enter the roundabout and take exit 2 toward Maple Valley Black Diamond Road Southeast
32 m · 2 sec · Maple Valley Black Diamond Road Southeast
-
16
Exit the roundabout onto Maple Valley Black Diamond Road Southeast
1.4 km · 2 min · Maple Valley Black Diamond Road Southeast
-
17
Enter the roundabout and take exit 1 toward Maple Valley Black Diamond Road Southeast
31 m · 3 sec · Maple Valley Black Diamond Road Southeast
-
18
Exit the roundabout onto Maple Valley Black Diamond Road Southeast
2 mi · 3 min · Maple Valley Black Diamond Road Southeast
-
19
Continue on 3rd Avenue
1.1 km · 2 min · 3rd Avenue
-
20
Enter the roundabout and take exit 3 toward 3rd Avenue
56 m · 4 sec · 3rd Avenue
-
21
Exit the roundabout onto 3rd Avenue
1190 ft · 28 sec · 3rd Avenue
-
22
Enter the roundabout and take exit 2 toward 3rd Avenue
33 m · 2 sec · 3rd Avenue
-
23
Exit the roundabout onto 3rd Avenue
2946 ft · 1 min · 3rd Avenue
-
24
Turn left onto Lawson Street
18 m · 2 sec · Lawson Street
-
25
Arrive at your destination
0 m · 1 sec · Lawson Street
Car Route Details
A richer read on the saved driving route between Renton and Black Diamond.
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.
Renton Maple Valley Road Southeast
Continue on Renton Maple Valley Road Southeast
5.46 mi · 00h 09m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Chance Light Rain leaving Renton and Chance Light Rain near Black Diamond.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Renton to Black Diamond?
The road trip is about 19.1 miles (30.7 km) and usually takes 00h 34m 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?
Maple Valley is a useful midpoint, sitting about 9.5 miles from Renton and 9.6 miles from Black Diamond.
How much longer is the road route than the straight-line distance?
The direct path is about 15.7 miles (25.2 km), while the road route adds roughly 3.4 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 PDT. If you want a more comfortable same-day return, try to leave by 7:20 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.51 one way or $7.01 round trip. Estimated CO2 is about 6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Renton and Chance Light Rain near Black Diamond.
Stop Ideas Near Maple Valley
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Tukwila Community Center
Auburn Building Permits
City of Auburn
City Hall Saloon & Eatery
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Maple Valley.
Tukwila station
King Street Station
Tacoma Dome Station
Seattle (Ferry - Pier 69), Washington
Flight Path Map
This map shows the direct air route between Renton and Black Diamond. Straight-line distance: 15.65 mi (25.19 km).
#1 Renton
The second most populous city in King County, Washington.
| Population | 101,494 |
| Coordinates | 47.4828800, -122.2170700 |
| Altitude | 12 |
| Country | United States |
#2 Black Diamond
City in King County, Washington, United States
| Population | 5,403 |
| Coordinates | 47.3087100, -122.0031700 |
| Altitude | 199 |
| Country | United States |
End: Black Diamond (-122.00317, 47.30871)
Estimated Travel Time
Distance: 31 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 38m |
| 40 mph (64.37 km/h) | 00h 28m |
| 50 mph (80.47 km/h) | 00h 22m |
| 60 mph (96.56 km/h) | 00h 19m |
| 70 mph (112.65 km/h) | 00h 16m |
| 80 mph (129 km/h) | 00h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $3.51 | $7.01 |
| Mid-grade | $5.57 | $3.73 | $7.46 |
| Premium | $5.77 | $3.87 | $7.73 |
| Diesel | $5.47 | $3.66 | $7.33 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.