Key West Historic District

{{short description|Historic district in Florida, United States}}

{{Use American English|date=January 2025}}

{{Use mdy dates|date=August 2023}}

{{Infobox NRHP

| name = Key West Historic District

| nrhp_type = hd | nocat = yes

| image = Duval Street.jpg

| caption = Overview of part of the Key West Historic District from atop the La Concha

| location = Key West, Florida

| coordinates = {{coord|24.55351|-81.79526|type:adm3rd_globe:earth_region:US-FL|display=ti}}

| locmapin = Florida#USA

| area = {{convert|4000|acre}}

| built = 1822

| added = March 11, 1971

| refnum=71000245

| increase = February 24, 1983

| increase_refnum = 83001430

| visitation_num =

| visitation_year =

| governing_body =

}}

The Key West Historic District (also known as Old Town of the City of Key West) is a U.S. historic district (designated as such on March 11, 1971) located in Key West, Florida. It encompasses approximately {{convert|4000|acre|km2}}, bounded by White, Angela, Windsor, Passover, Thomas and Whitehead Streets, and the Gulf of Mexico. It contains 187 historic buildings and one structure.

On February 24, 1983, the district was expanded to {{convert|5400|acre|km2}}, bounded by Emma, Whitehead, White, and South Streets, Mallory Square, and the Atlantic Ocean, to contain 2485 historic buildings and four structures.

Old Town is the name given to the historic district of the island of Key West, Florida. It is roughly the western half of the island. It is also where the central business district and majority of tourist attractions are located.