How far is Kent, WA from Black Diamond, WA?
The driving distance from Kent, WA to Black Diamond, WA is about 14.7 miles (23.6 km), with a travel time of about 00h 28m by car.
- The straight-line flight distance is about 11.9 miles (19.2 km).
- For a round trip, plan for roughly 00h 56m 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 28m.
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 Washington, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Kent and Black Diamond.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kent and Black Diamond.
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1
Start on 2nd Avenue South
3 m · 8 sec · 2nd Avenue South
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2
Turn left onto West Gowe Street
1650 ft · 52 sec · West Gowe Street
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3
Continue on East Titus Street
1075 ft · 36 sec · East Titus Street
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4
Turn right onto East Smith Street
602 ft · 20 sec · East Smith Street
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5
Continue on Canyon Drive
1.5 km · 2 min · Canyon Drive
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6
Continue on Southeast 256th Street
1998 ft · 50 sec · Southeast 256th Street
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7
Keep slight right to continue on Southeast Kent Kangley Road
1.9 mi · 3 min · Southeast Kent Kangley Road
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8
Continue on Southeast Kent-Kangley Road
624 ft · 14 sec · Southeast Kent-Kangley Road
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9
Continue on Southeast 272nd Street
6.3 mi · 12 min · Southeast 272nd Street
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10
Continue on Southeast Kent Kangley Road
3075 ft · 1 min · Southeast Kent Kangley Road
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11
Turn right onto Maple Valley Black Diamond Road Southeast
1753 ft · 45 sec · Maple Valley Black Diamond Road Southeast
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12
Enter the roundabout and take exit 1 toward Maple Valley Black Diamond Road Southeast
31 m · 3 sec · Maple Valley Black Diamond Road Southeast
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13
Exit the roundabout onto Maple Valley Black Diamond Road Southeast
2 mi · 3 min · Maple Valley Black Diamond Road Southeast
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14
Continue on 3rd Avenue
1.1 km · 2 min · 3rd Avenue
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15
Enter the roundabout and take exit 3 toward 3rd Avenue
56 m · 4 sec · 3rd Avenue
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16
Exit the roundabout onto 3rd Avenue
1190 ft · 28 sec · 3rd Avenue
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17
Enter the roundabout and take exit 2 toward 3rd Avenue
33 m · 2 sec · 3rd Avenue
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18
Exit the roundabout onto 3rd Avenue
2946 ft · 1 min · 3rd Avenue
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19
Turn left onto Lawson Street
18 m · 2 sec · Lawson Street
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20
Arrive at your destination
0 m · 1 sec · Lawson Street
Car Route Details
A richer read on the saved driving route between Kent 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.
Southeast 272nd Street
Continue on Southeast 272nd Street
6.25 mi · 00h 12m
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 Kent 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 Kent to Black Diamond?
The road trip is about 14.7 miles (23.6 km) and usually takes 00h 28m 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?
Covington is a useful midpoint, sitting about 7.3 miles from Kent and 7.3 miles from Black Diamond.
How much longer is the road route than the straight-line distance?
The direct path is about 11.9 miles (19.2 km), while the road route adds roughly 2.8 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 7:34 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.72 one way or $5.44 round trip. Estimated CO2 is about 4.6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Kent and Chance Light Rain near Black Diamond.
Stop Ideas Near Covington
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Tukwila Community Center
Auburn Building Permits
City of Covington
City Hall Saloon & Eatery
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Covington.
Tukwila station
Tacoma Dome Station
King Street Station
Seattle (Ferry - Pier 69), Washington
Flight Path Map
This map shows the direct air route between Kent and Black Diamond. Straight-line distance: 11.94 mi (19.21 km).
#1 Kent
The fourth most populous city in King County, Washington.
| Population | 130,676 |
| Coordinates | 47.3809300, -122.2348400 |
| Altitude | 13 |
| 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: 24 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 29m |
| 40 mph (64.37 km/h) | 00h 21m |
| 50 mph (80.47 km/h) | 00h 17m |
| 60 mph (96.56 km/h) | 00h 14m |
| 70 mph (112.65 km/h) | 00h 12m |
| 80 mph (129 km/h) | 00h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $2.72 | $5.44 |
| Mid-grade | $5.57 | $2.89 | $5.79 |
| Premium | $5.77 | $3.00 | $6.00 |
| Diesel | $5.47 | $2.84 | $5.69 |
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.