The Brownlee Grade

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46.2 km

Length

+586 m

Ascent

−845 m

Descent

1,269 m

Highest point

8.4%

Max gradient

1h 02min

Drive time (approx.)

Weather on the road

At the highest point · 1,269 m

16 °C lightrainshowers

wind 2 m/s · clouds 38%

At the start

20 °C fair

wind 2 m/s · clouds 35%

	Min	Max	Precipitation	Wind
Thursday 22 Oct	14 °C	16 °C	0.0 mm	2 m/s	lightrainshowers
Friday 23 Oct	4 °C	13 °C	10.0 mm	5 m/s	rain
Saturday 24 Oct	1 °C	11 °C	0.0 mm	3 m/s	clearsky

Weather data by MET Norway (CC BY 4.0) · Updated 10/22/26, 9:47 PM

Terrain and when to go

Landscape: Hill and low mountain road
Surface: asphalt 99%

Roads nearby

Hells Canyon Scenic Byway

211.9 km
Length: +2,666 m
Ascent

The Payette River Scenic Byway

181.7 km
Length: +1,908 m
Ascent

Salmon River Road

49.3 km
Length: +894 m
Ascent

46.2 km · 1,269 m

Elevation profile

Start

Cambridge

44.57171, -116.67668

Finish

Brownlee

44.84523, -116.89710

Along the road

Toilets

3 unnamed places along the road, from 0.0 km to 46.2 km.

Restaurants and cafés

Bucky's Cafe 0.0 km · 810 m

Round Up Coffee House 0.0 km · 810 m

1 unnamed place along the road, from 0.0 km to 32.4 km.

Parking

39 unnamed places along the road, from 0.0 km to 44.3 km.

Fuel

Blake’s 0.0 km · 811 m

cenex 0.1 km · 812 m