Origin
Renton, WA
Late night in Renton on Sunday
Local time
12:35 AM
PDT
Current temp
48°F
Unavailable
Live forecast
Trip from Renton, WA to Black Diamond, WA
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
34m
Distance
19.1 mi
31 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 32m
★
6 AM
0h 35m
8 AM
0h 41m
10 AM
0h 37m
12 PM
0h 36m
3 PM
0h 37m
5 PM
0h 40m
8 PM
0h 33m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Black Diamond, WA
Wikimedia Commons
Trip Overview
Renton, WA to Black Diamond, WA is 19.1 miles and takes about 34 minutes via Renton Maple Valley Road Southeast, with a fuel budget near $4 and enough daylight to finish in a day. This short drive connects two points within the Pacific Coast region in Washington state. Expect a local feel with frequent turns, making it less of a highway cruise and more of a direct connection. It’s a straightforward trip perfect for a quick errand or a brief scenic detour without committing to a full day of travel.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Renton Maple Valley Road Southeast | 5.5 mi | 8m |
| Maple Valley Black Diamond Road Southeast | 5 mi | 9m |
| Maple Valley Highway | 4 mi | 7m |
| Southeast Renton Maple Valley Road | 1.6 mi | 2m |
| 3rd Avenue | 1.5 mi | 3m |
| South 3rd Street | 0.7 mi | 1m |
| Bronson Way South | 0.3 mi | <1m |
| Rainier Avenue South | 0.2 mi | <1m |
Longest stretch:
Renton Maple Valley Road Southeast
— 5.5 mi, about 8m
Turn-by-Turn Driving Directions
Step-by-step road directions between Renton, WA and Black Diamond, WA.
1
Start on this road
63 ft
·
5 sec
·
this road
2
Turn left
71 ft
·
8 sec
3
Turn left
98 ft
·
12 sec
4
Turn left onto Rainier Avenue South
0.2 mi
·
37 sec
·
Rainier Avenue South
5
Turn left onto WA 900
0.7 mi
·
1 min
·
South 3rd Street
6
Turn left onto WA 900
0.1 mi
·
15 sec
·
Mill Avenue South
7
Turn right onto WA 900
0.3 mi
·
40 sec
·
Bronson Way South
Use the straight / right lanes.
8
Continue on WA 169
222 ft
·
4 sec
·
Maple Valley Highway
Use the straight lane.
9
Continue on WA 169
3.9 mi
·
6 min
·
Maple Valley Highway
10
Continue on WA 169
1.6 mi
·
2 min
·
Southeast Renton Maple Valley Road
11
Continue on WA 169
5.5 mi
·
8 min
·
Renton Maple Valley Road Southeast
12
Continue on WA 169
1.8 mi
·
3 min
·
Maple Valley Black Diamond Road Southeast
13
Enter roundabout onto WA 169
99 ft
·
1 sec
·
Maple Valley Black Diamond Road Southeast
14
Continue on WA 169
0.4 mi
·
41 sec
·
Maple Valley Black Diamond Road Southeast
15
Enter roundabout onto WA 169
105 ft
·
2 sec
·
Maple Valley Black Diamond Road Southeast
16
Continue on WA 169
0.8 mi
·
1 min
·
Maple Valley Black Diamond Road Southeast
17
Enter roundabout onto WA 169
101 ft
·
2 sec
·
Maple Valley Black Diamond Road Southeast
18
Continue on WA 169
2.0 mi
·
3 min
·
Maple Valley Black Diamond Road Southeast
19
Continue on WA 169
0.7 mi
·
1 min
·
3rd Avenue
20
Enter roundabout onto WA 169
184 ft
·
3 sec
·
3rd Avenue
21
Continue on WA 169
0.2 mi
·
27 sec
·
3rd Avenue
22
Enter roundabout onto WA 169
108 ft
·
2 sec
·
3rd Avenue
23
Continue on WA 169
0.6 mi
·
1 min
·
3rd Avenue
24
Turn left onto Lawson Street
59 ft
·
2 sec
·
Lawson Street
25
Arrive at destination
Lawson Street
Heads-up: tricky spots
5 of 125 decision points cluster between mile 0 and 18.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip
|
~0m in
|
Rainier Avenue South
Turn left onto Rainier Avenue South
Navigation decision point
5
1.1 mi into trip
|
~2m in
|
WA 900 / Bronson Way South
Turn right onto WA 900 / Bronson Way South
Lane positioning matters here
Use the straight / right lanes.
5
14.3 mi into trip
|
~25m in
|
WA 169 / Maple Valley Black Diamond Road Southeast
Enter roundabout onto WA 169 / Maple Valley Black Diamond Road Southeast
Roundabout - know your exit number before entering
5
14.7 mi into trip
|
~26m in
|
WA 169 / Maple Valley Black Diamond Road Southeast
Enter roundabout onto WA 169 / Maple Valley Black Diamond Road Southeast
Roundabout - know your exit number before entering
6
18.2 mi into trip
|
~32m in
|
WA 169 / 3rd Avenue
Enter roundabout onto WA 169 / 3rd Avenue
Roundabout - know your exit number before entering
Fuel & Cost
Regular Gas
$4.00 one way
$7.99 round trip
$5.32/gal
25.4 MPG avg
7 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $5.58 | $4.19 | $8.38 |
| premium | $5.77 | $4.34 | $8.67 |
| diesel | $5.61 | $4.22 | $8.43 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$4
Estimated CO2 emission: 6.7 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 | 5.7 | 0 | $2.01 | $0.92 |
| Efficient EV | 4.8 | 0 | $1.67 | $0.76 |
| EV Truck/SUV | 7.6 | 0 | $2.67 | $1.22 |
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
Black Diamond, WA
Late night in Black Diamond on Sunday
Local time
12:35 AM
PDT
Current temp
66°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
18 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
34m 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.
What kind of drive is this?
This route is characterized by its "turn-heavy local drive" profile, with zero highway miles. You'll spend your time navigating local roads, primarily on Renton Maple Valley Road Southeast and Maple Valley Black Diamond Road Southeast. The longest uninterrupted stretch you'll encounter is 5.5 miles on Renton Maple Valley Road Southeast. Be prepared for frequent changes in direction as you make your way from Renton to Black Diamond, rather than long, straight highway segments.
Only 0% highway — the rest is turn-by-turn surface driving.
25 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 5.5 mi on Renton Maple Valley Road Southeast.
How Hard Is This Drive?
4/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near Rainier Avenue South.
Driving Effort
4/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 34m drive. You will face about 12 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: near the start (Rainier Avenue South): Navigation decision point; at 1.1 miles (WA 900 / Bronson Way South): Lane positioning matters here; at 14.3 miles (WA 169 / Maple Valley Black Diamond Road Southeast): Roundabout - know your exit number before entering.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 34m. Total distance: 19.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
34m 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
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 5.5 miles on Renton Maple Valley Road Southeast. The full list of main roads is in the Roads section above.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: near the start (Rainier Avenue South): Navigation decision point; at 1.1 miles (WA 900 / Bronson Way South): Lane positioning matters here; at 14.3 miles (WA 169 / Maple Valley Black Diamond Road Southeast): Roundabout - know your exit number before entering.
Yes — Klondike Gold Rush - Seattle Unit National Historical Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Black Diamond, WA before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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