State Road 9 is a state road in the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Florida

Florida

Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

. While SR 9 is mainly used as a "hidden" state designation for Interstate 95 from the Georgia

Georgia (U.S. state)

Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 border (near Yulee, Florida

Yulee, Florida

Yulee is a census-designated place in Nassau County, Florida, United States. The population was 8,392 at the 2000 census. The city was named for David Levy Yulee, Senator from Florida.-Geography:Yulee is located at ....

) to the Golden Glades Interchange

Golden Glades Interchange

The Golden Glades Interchange, located in Miami Gardens and North Miami Beach, Florida, United States, is the confluence of five major roads serving eastern and southern Florida.-Description:The five highways the come together at the interchange are U.S...

 in Miami Gardens

Miami Gardens, Florida

Miami Gardens is a Miami suburban city located in Miami-Dade County, Florida. The city name comes from one of the major roadways through the area, Miami Gardens Drive. According to the 2010 U.S...

, a 13.7-mile-long signed SR 9 extends to the southwest as I-95 continues southward with the "hidden" SR 9A state designation.

The section of SR 9 northeast into the Golden Glades Interchange was planned before the Interstate Highway System

Interstate Highway System

The Dwight D. Eisenhower National System of Interstate and Defense Highways, , is a network of limited-access roads including freeways, highways, and expressways forming part of the National Highway System of the United States of America...

 as a bypass to US 1. It was built next to CSX's Miami Subdivision.

South of Opa-locka

Opa-locka, Florida

Opa-locka is a city located in Miami-Dade County, Florida, United States. As of the mid decade census, the population was 15,376 as recorded by the U.S. Census Bureau....

, State Road 9 becomes West 27 Avenue (Unity Boulevard). From there, it continues to the south on until the southern terminus at South Dixie Highway (US 1/SR 5

State Road 5 (Florida)

State Road 5 is a mostly-unsigned state highway in the state of Florida. It is mainly signed as U.S. Route 1 from its south end in Key West, Florida to Jacksonville, Florida, and U.S. Route 17 from Jacksonville to the Georgia state line at the Saint Marys River. U.S...

) in Miami

Miami, Florida

Miami is a city located on the Atlantic coast in southeastern Florida and the county seat of Miami-Dade County, the most populous county in Florida and the eighth-most populous county in the United States with a population of 2,500,625...

. The road continues without a state designation until it reaches South Bayshore Drive in Miami's Coconut Grove

Coconut Grove, Florida

Coconut Grove is the oldest continuously inhabited neighborhood of Miami, Florida in Miami-Dade County, United States. The neighborhood is roughly bound by North Prospect Drive to the south, LeJeune Road to the west, South Dixie Highway and Rickenbacker Causeway to the north, and Biscayne Bay to...

 neighborhood.

North of its junction with SR 9, Northwest 27 Avenue (Unity Boulevard) continues as State Road 817.