Cherokee Hills Scenic Byway

I-40 & SH-10 to West Siloam Springs

Eastern Oklahoma · Oklahoma · United States

Key measurements

Distance

84.7 miles

Elevation gain

4,518 ft

Elevation loss

3,907 ft

High point

1,227 ft

Low point

459 ft

Net change

614 ft (539 ft to 1,153 ft)

Surface

Paved

Route type

point-to-point

Route Overview

The Cherokee Hills Scenic Byway traverses 85 miles of eastern Oklahoma's Ozark Plateau foothills and the Cookson Hills, crossing the cultural heartland of the Cherokee Nation. Starting near the lowlands of the Arkansas River, the route works north along the timbered limestone ridges rimming Lake Tenkiller, drops into the carved valley of the Illinois River, and climbs out onto the higher tablelands bordering Arkansas.

With over 4,500 feet of cumulative elevation gain, the trip is defined by a dense canopy of oak, hickory, and shortleaf pine, tight valley sweeps, and frequent transitions between high, rocky bluffs and damp river bottoms. While absolute elevations remain moderate—peaking just above 1,200 feet—the constant rise and fall over short distances gives the route a continuous, technical flow.

Key Segments & Geographic Transitions

Arkansas River Lowlands & Gore Approach — Miles 0.0–4.5

The route begins in the flat, alluvial bottomlands near the confluence of the Arkansas and lower Illinois rivers. Leaving the river plains, OK-10 trends north through open agricultural pastures toward the base of the Cookson Hills, registering the lowest elevation of the trip at mile 2.4 (459 feet).

Lower Lake Tenkiller Rim — Miles 4.5–11.7

Turning onto OK-100, the terrain immediately tightens and lifts away from the river valley. The road climbs through dense hardwood forestry as it approaches Tenkiller Ferry Dam. Curves become sharper and elevation rises as the route begins tracing the ridges above the lake's southern shores.

Eastern Shore Bluffs & Cookson Hills — Miles 12.8–25.5

Continuing along OK-100, this stretch cuts directly through the dissected topography of the Cookson Hills along Lake Tenkiller's eastern flank. The road twists through short drop-offs and climbs over chert and limestone ridges, offering brief glimpses through the timber to the water below. Shadowed hollows and quick, rolling transitions mark this isolated, heavily wooded section.

Lake Tenkiller Spine to Tahlequah — Miles 25.6–42.1

Picking up OK-82, the route heads north along the western high ground above the lake. Curve radii open up somewhat compared to the southern shores, allowing a steadier rhythm across rolling timberland. As the segment progresses, the heavy forest opens into pastoral valleys on the approach to Tahlequah, the historic capital of the Cherokee Nation.

Illinois River Corridor & Upper Ridge — Miles 45.1–72.2

Leaving Tahlequah on OK-10, this 27-mile stretch is the geographic centerline of the trip. The highway tracks the tight meanders of the Illinois River, hemmed in by steep bluffs on one side and gravel riverbanks on the other. After departing the river floor, the road ascends aggressively into the higher Boston Mountain foothill terrain, reaching the route’s high point of 1,227 feet at mile 71.1.

High Ozark Plateau Sweep — Miles 72.2–84.7

The final leg transitions onto US-59, where the road geometry broadens into wide sweeping curves across the high plateau. Deep timber gives way to hilltop pastures and clear sightlines, maintaining a gentle descent toward the route's end near the Arkansas state line.

Seasonal & Environmental Context

Mid-spring and mid-autumn offer the clearest conditions. Spring brings high water flows to the Illinois River and flowering dogwood throughout the understory, though early morning fog frequently hangs in the river bottoms. Autumn (typically late October into early November) turns the oak-hickory forest canopy rich shades of red and gold.

Summer brings heavy humidity and high heat index values, along with significantly increased traffic in river corridors and lake access roads. Winter is generally mild, but deep shaded hollows along OK-100 and OK-10 can hold moisture and black ice long after elevated ridges have dried.

Logistics & Services

Fuel and services are concentrated at key nodes: Gore near the start, Tahlequah at the mid-point, and near the US-59 corridor at the northern end. The 30-mile stretch between northern Lake Tenkiller and Tahlequah, as well as the upper reach of OK-10 along the Illinois River, offer limited commercial stops and sparser cell coverage due to terrain masking in the steep river cuts. Premium fuel is readily available in Tahlequah, but less reliable at small rural stations along the state routes.

Important Considerations

Wildlife encounters are a primary factor in the Cookson Hills, which hold dense white-tailed deer populations; dawn and dusk require sharp visual scanning along tree lines. Summer weekends bring heavy recreational traffic, including vehicles towing wide boat trailers on narrow, shoulderless segments of OK-100 and raft-shuttle vans operating along OK-10. Watch for loose gravel kicked onto the pavement at unpaved river-access turnouts along the Illinois River.