Shullsburg to Reedsburg WIS 23 begins at
WIS 11 in
Lafayette County, east of Shullsburg and passes north through
Darlington. WIS 23 shares of road with
WIS 81 starting at
Avon, just south of the city, and ending in Darlington. WIS 23 passes through rolling hills in the town of
Willow Springs and enters
Iowa County north of the city. From the county line, WIS 23 turns northwestward to
Mineral Point.
WIS 39 joins the route southeast of the city, and turns west off in the downtown area. WIS 23 turns northeast and joins US 151 for a expressway concurrency. WIS 23 turns off US 151 at a
trumpet interchange and passes through downtown
Dodgeville. The highway junctions with
WIS 191 in the city and crosses
US 18 on the north side. Access to
Governor Dodge State Park is provided off WIS 23. The highway passes the House on the Rock north of Dodgeville. WIS 23 passes
Tower Hill State Park at the
Sauk County line.
Reedsburg to Sheboygan After another , WIS 23 joins
WIS 33 and becomes an east–west route in
Reedsburg and follows the route east for , before turning off northeast and stair-stepping in that direction toward
Lake Delton. The highway passes through
Mirror Lake State Park just prior to entering the village via Monroe Avenue. WIS 23 joins
US 12 west and both routes turn north into the heart of the Wisconsin Dells tourism district along
Wisconsin Dells Parkway north the Wisconsin Ducks boat tours, and
Tommy Bartlett's Thrill Show WIS 23 turns at the junction with
WIS 13 and
WIS 16 with both routes following it eastbound along Broadway Street through downtown Wisconsin Dells and into
Columbia County WIS 13 turns north and WIS 16 turns south just east of the city and WIS 23 turns north into
Adams County east of Wisconsin Dells. The highway then turns east, passing near
Big Spring on the way into
Marquette County after a journey through Adams County. WIS 23 stairsteps northeast to
Endeavor where it joins
I-39/
US 51 for before turning east off the interstate east of
Oxford. WIS 23 passes through
Montello and has a brief cosign with
WIS 22 before turning northeast and entering
Green Lake County northeast of Montello. WIS 23 joins
WIS 73 on the west side of
Princeton. They head east along Main Street then south along Fulton Street before leaving the city. They continue to be cosigned heading east for another before WIS 73 turns south to head to
Randolph and
Columbus. WIS 23 passes north of
Green Lake and is joined by
WIS 49 northeast of the city. A
business route of WIS 23 exists, using Lawson Dr in Green Lake. The highway concurrency of 23 and 49 enters
Fond du Lac County east of Green Lake. 23 and 49 continue heading southeast to
Ripon. On the southeast side of Ripon, WIS 49 South, along with
WIS 44 South, cuts south toward
Brandon,
Markesan and
Waupun. WIS 44 has a short cosign with WIS 23 on the eastside of Ripon before it cuts north to
Pickett and
Oshkosh. WIS 23 continues east, crossing
WIS 26 in
Rosendale. As the highway enters
Fond du Lac, it junctions with
I-41 and becomes Johnson St., the main east–west thoroughfare through the city. WIS 23 crosses
US 45 in the city center and US 151 on the east side. After a rural stretch from Fond du Lac, WIS 23 enters
Sheboygan County The route passes near
Greenbush about into the county, then becomes a freeway about northwest of
Plymouth, without exit numbering. Around Plymouth, access is provided to County Trunk Highway C (CTH-C),
WIS 67, CTH-E, and
WIS 57. In Sheboygan Falls, an interchange is present at
WIS 32. WIS 23 junctions with
I-43 at a
cloverleaf interchange just west of Sheboygan. The freeway segment ends east of I-43 at North 25th Street, with an exit at Taylor Drive. WIS 23 follows Kohler Memorial Drive and the straight-line portion of Erie Ave into the city, continuing as a divided highway until three blocks before its termination at
WIS 28 south and
WIS 42 north. Erie Avenue continues undesignated for about east, until coming to an end at a
cul-de-sac a block west of
Lake Michigan, overlooking Broughton Drive. == History ==