State Road 436 (SR 436), known as Semoran Boulevard for most of its length and Altamonte Drive in
Altamonte Springs
Altamonte Springs is a suburban city in central Florida in Seminole County, Florida, United States, which had a population of 46,231 at the 2020 United States Census. The city is in the northern suburbs of the Orlando–Kissimmee–Sanford Metr ...
, is a north-south road (east-west after
US 17/92
U.S. Route 17 (US 17) in Florida is a north–south United States Highway. It runs from the Punta Gorda, Florida Metropolitan Statistical Area northeast to the Greater Jacksonville Metropolitan Area.
As is the case with all Florida roads ...
) in the
Orlando
Orlando () is a city in the U.S. state of Florida and is the county seat of Orange County. In Central Florida, it is the center of the Orlando metropolitan area, which had a population of 2,509,831, according to U.S. Census Bureau figures rele ...
area running from
US 441
U.S. Route 441 (US 441) is a auxiliary route of U.S. Route 41. It extends from US 41 in Miami, Florida to US 25W in Rocky Top, Tennessee. Between its termini, US 441 travels through the states of Florida, Georgia, North ...
in
Apopka
Apopka is a city in Orange County, Florida. The city's population was 55,000 at the 2020 census. It is part of the Orlando–Kissimmee–Sanford Metropolitan Statistical Area. ''Apopka'' comes from Seminole word ''Ahapopka'' for "Potato eating ...
Orlando International Airport
Orlando International Airport is a major public airport located 6 miles (10 km) southeast of Downtown Orlando, Florida. In 2021, it handled 19,618,838 passengers, making it the busiest airport in the state and seventh busiest airport i ...
. Constructed in the late 1960s, the road passes through
Seminole County, Florida
Seminole County (, ) is a county located in the central portion of the U.S. state of Florida. As of the 2020 census, the population was 470,856. Its county seat and largest city is Sanford. Seminole County is part of the Orlando-Kissimmee-S ...
and
Orange County, Florida
Orange County is located in the central portion of the U.S. state of Florida. As of the 2020 census, the population was 1,429,908, making it Florida's fifth most populous county. The county seat is Orlando. Orange County is the central county ...
. Because of this, the common name for SR 436 is a
portmanteau
A portmanteau word, or portmanteau (, ) is a blend of wordsCimarron.
Route description
SR 436 is signed north-south south of Seminole County, while west of the county, it is signed east-west. The road without the state road number starts at
SR 417
The following highways are numbered 417:
Canada
* Manitoba Provincial Road 417
* Newfoundland and Labrador Route 417
* Ontario Highway 417
Costa Rica
* National Route 417
Iceland
* Route 417
Japan
* Japan National Route 417
United States
* ...
. Then starting at the intersection with
SR 528
The following highways are numbered 528:
Canada
*Alberta Highway 528
* Ontario Highway 528
** Ontario Highway 528A
United States
*
*
*
*
*
*
*
*
{{Road index, 528 ...
at the
Orlando International Airport
Orlando International Airport is a major public airport located 6 miles (10 km) southeast of Downtown Orlando, Florida. In 2021, it handled 19,618,838 passengers, making it the busiest airport in the state and seventh busiest airport i ...
, SR 436 runs north and intersects with
SR 15
Route 15, or Highway 15, can refer to:
For roads named A15, see A15 roads.
International
* Asian Highway 15
* European route E15
* European route E015
Australia New South Wales
* Hunter Expressway
* New England Highway and other local Ne ...
Florida State Road 408
State Road 408 (SR 408), officially named the Spessard L. Holland East–West Expressway, is a tolled expressway running east–west through Orlando, Florida, United States. It is owned and operated by the Central Florida Expressway Author ...
and then intersects with SR 50. Florida 436 then turns to the west after the interchange with
US 17
U.S. Route 17 or U.S. Highway 17 (US 17), also known as the Coastal Highway, is a north–south United States Highway that spans in the southeastern United States. It runs close to the Atlantic Coast for much of its length, with ...
and
US 92
U.S. Route 92 or U.S. Highway 92 (US 92) is a 181-mile (291 km.) U.S. Route entirely in the U.S. state of Florida. The western terminus is at US 19 Alt. and SR 687 in downtown St. Petersburg. The eastern terminus is at SR A1A in Daytona ...
(U.S.17-92). This intersection was considered to be one of the deadliest intersections in the nation with an average of three traffic accidents per day. Heading west, the road enters
Altamonte Springs, Florida
Altamonte Springs is a suburban city in central Florida in Seminole County, Florida, United States, which had a population of 46,231 at the 2020 United States Census. The city is in the northern suburbs of the Orlando–Kissimmee–Sanford Metro ...
and has interchange with I-4 It then intersects SR 434 still heading west. The road then has intersections at Wekiva Springs Road and Sheeler Avenue before ending at
US 441
U.S. Route 441 (US 441) is a auxiliary route of U.S. Route 41. It extends from US 41 in Miami, Florida to US 25W in Rocky Top, Tennessee. Between its termini, US 441 travels through the states of Florida, Georgia, North ...
.
History
Construction began in October 2011 on a $24.5 million project to build a flyover ramp from eastbound SR 436 to Red Bug Lake Road in Casselberry in order to reduce congestion from motorists having to wait at a traffic light to turn onto Red Bug Lake Road. On February 1, 2014, the flyover ramp from eastbound SR 436 to Red Bug Lake Road opened to traffic. In late 2013, the
Florida Department of Transportation
The Florida Department of Transportation (FDOT) is a decentralized agency charged with the establishment, maintenance, and regulation of public transportation in the state of Florida. The department was formed in 1969. It absorbed the powers of t ...
began an $80 million project to construct a flyover interchange with
US 17-92
U.S. Route 17 (US 17) in Florida is a north–south United States Highway. It runs from the Punta Gorda, Florida Metropolitan Statistical Area northeast to the Greater Jacksonville Metropolitan Area.
As is the case with all Florida roads ...
traveling over SR 436 in Casselberry. This interchange was built to alleviate congestion at one of the busiest intersections in Florida. The flyover interchange was completed on April 6, 2015, with a ribbon-cutting ceremony held.