Milwaukee to De Pere WIS 57 begins at WIS 59 (National Avenue) in Milwaukee and continues north as Layton Boulevard until just south of
I-94 where the road name becomes 27th Street. Continuing north of I-94 for eight blocks, WIS 57 turns east onto
US 18 (Highland Avenue) before turning north eight blocks later while US 18 parts south towards
Marquette University. For almost a mile, WIS 57 heads towards
WIS 145 only to turn a block north towards
WIS 190. Moving eastward again on WIS 190, WIS 57 heads for I-43 before turning northwestwardly onto Green Bay Road. In
Brown Deer, WIS 57 meets
WIS 100 (formerly as a diamond interchange until reconstruction in 2023), and continues north for Ozaukee County. In Ozaukee County, WIS 57 turns right onto
WIS 167 and approaching I-43 while WIS 167 ends at the interchange. For the next 12 miles, WIS 57 will run concurrent with I-43 before departing the freeway northwest of
Port Washington, where the road runs on a nearly straight line for . This is also one of two concurrencies with
WIS 32, the other being along the stretch between
Millhome and
De Pere. WIS 57 then transitions into an expressway, passing by
Fredonia,
Random Lake,
Adell, and
Waldo in Ozaukee and Sheboygan Counties. WIS 57 transitions back into a rural two lane highway north of
WIS 23 in
Plymouth and continues in its form until where its meet up with WIS 32 just north of the Sheboygan–Manitowoc county line. Entering Manitowoc County, WIS 32/57 expands back into an expressway all the way until
Kiel.
WIS 67 intersects with WIS 32/57 and provides access to
Kettle Moraine and
Manitowoc (via
U.S. 151) at WIS 67's northern terminus. Zigzagging through Kiel, WIS 32 and 57 enter Calumet County and passes by
New Holstein before entering the county seat,
Chilton. While in Chilton, the two routes connect with
U.S. 151 which the latter provides access towards Manitowoc and
Sturgeon Bay along the scenic
Schooner Coast. Before exiting Calumet County, WIS 32/57 would intersect with
WIS 114 and
U.S. 10 in
Hilbert and
Forest Junction respectively. U.S. 10 connects WIS 32/57 with
Appleton and Manitowoc, while WIS 114 leads drivers towards
Lake Winnebago. WIS 96 is the first state highway to be crossed by WIS 32/57 in Brown County, connecting to Appleton and
Wrightstown to the west while hooking to I-43 in
Denmark to the east. WIS 32/57 enters De Pere from the south and crosses over an incomplete interchange with County Highway PP and regaining two lanes in each direction.
De Pere to Sister Bay Entering the downtown district, WIS 32 leaves WIS 57 for
Pulaski and eventually at the Michigan state line in
Land O' Lakes with
U.S. 45 167 miles north-northwest. WIS 57 then straddles closer towards the
Fox River and passes under
WIS 172 in
Allouez before entering
Green Bay as Monroe Avenue. While in Green Bay, WIS 57 is joined by WIS 54 and briefly by
WIS 29. Getting closer into the core, WIS 29/54/57 intersect with
U.S. 141 while WIS 29 heads east along with U.S. 141 for I-43. After crossing the
East River, WIS 54/57 turns eastward for I-43 and becomes a freeway after crossing under the latter while carrying the
Lake Michigan Circle Tour. From I-43 to
Dyckesville, WIS 57 carries the designation as
Sturgeon Bay Road and sometimes referred to as the
Sturgeon Bay Freeway. Including the interchange with I-43, WIS 54 departs from WIS 57 at the fourth interchange and heads east for
Algoma and
Luxemburg. WIS 57 from I-43 to WIS 54 has a speed limit of but then slows down to . Continuing north-northeast on Sturgeon Bay Road, WIS 57 intersects several county highways and crosses under CTH-S/DK in Dyckesville before entering Kewaunee County. Like in Manitowoc County, WIS 57 leaves Kewaunee County shortly and enters Door County.
Sturgeon Bay and northern Door County While heading towards Sturgeon Bay, WIS 57 intersects with CTH-C. It continues to
WIS 42, which connects Sturgeon Bay with Manitowoc. Picking up WIS 42, the two routes then as they enter the city limits of Sturgeon Bay. WIS 42/WIS 57 intersects with CTH-C and CTH-S before crossing over the business routes at an incomplete interchange. The two highway then crosses over the
Sturgeon Bay via the
Bay View Bridge before intersecting with Michigan Street at a recently constructed roundabout. Bus. WIS 42/Bus. WIS 57 ends at the parent route at another recently constructed roundabout, and the road narrows back down to one primary lane in each direction for the last time. While WIS 42 heads north for
Egg Harbor,
Fish Creek and
Ephraim, WIS 57 turns east for
Jacksonport and
Baileys Harbor. Before entering Jacksonport, WIS 57 passes through the twin unincorporated communities of
Institute and
Valmy. WIS 57 then comes close along the
Lake Michigan shoreline before entering Baileys Harbor and returning inland for Sister Bay where it ends at WIS 42. ==History==