Route 24, or Highway 24, can refer to:

• E24 European route E24

• Lyell Highway (Tasmania)
• Central Arnhem Road, NT

• Verbindungsspange Rothneusiedel

• Alberta Highway 24
• British Columbia Highway 24
• Manitoba Highway 24
• Ontario Highway 24
• Prince Edward Island Route 24
• Saskatchewan Highway 24

• part of I/24 Highway; Czech: Silnice I/24

• A24 motorway, a short spur of the A2 around Efkarpia
• A24 road, a limited-access road from Efkarpia towards Kassandreia
• EO24 road, from Corfu to Palaiokastritsa

• National Highway 24 (India)

• Road 24

• N24 road (Ireland)

• Autostrada A24

• Japan National Route 24
• Keinawa Expressway

• National Route 24

• New Zealand State Highway 24

• British A24 (Worthing-London)

• Interstate 24
  • Interstate 24W (former proposal)
• U.S. Route 24
• New England Interstate Route 24 (former)
• Alabama State Route 24
• Arizona State Route 24
• Arkansas Highway 24
• California State Route 24
  • County Route A24 (California)
  • County Route J24 (California)
  • County Route S24 (California)
• Delaware Route 24
• Florida State Road 24
  • County Road 24 (Levy County, Florida)
    • County Road 24B (Levy County, Florida)
• Georgia State Route 24
• Idaho State Highway 24
• Illinois Route 24 (former)
• Iowa Highway 24
• Kentucky Route 24 (former)
• Louisiana Highway 24
• Maine State Route 24
• Maryland Route 24
  • Maryland Route 24D
  • Maryland Route 24E
  • Maryland Route 24F
• Massachusetts Route 24
• M-24 (Michigan highway)
• Minnesota State Highway 24
  • County Road 24 (Goodhue County, Minnesota)
• Mississippi Highway 24
• Missouri Route 24 (1922) (former)
• Montana Highway 24
• Nebraska Highway 24
  • Nebraska Link 24B
  • Nebraska Link 24D
  • Nebraska Spur 24C
• Nevada State Route 24 (former)
• New Jersey Route 24
  • County Route 24 (Monmouth County, New Jersey)
• New Mexico State Road 24
• New York State Route 24
  • County Route 24 (Allegany County, New York)
  • County Route 24 (Cattaraugus County, New York)
  • County Route 24 (Chemung County, New York)
  • County Route 24 (Clinton County, New York)
  • County Route 24 (Dutchess County, New York)
  • County Route 24 (Montgomery County, New York)
  • County Route 24 (Niagara County, New York)
  • County Route 24 (Onondaga County, New York)
  • County Route 24 (Ontario County, New York)
  • County Route 24 (Oswego County, New York)
  • County Route 24 (Putnam County, New York)
  • County Route 24 (Schenectady County, New York)
  • County Route 24 (Schoharie County, New York)
  • County Route 24 (Schuyler County, New York)
  • County Route 24 (St. Lawrence County, New York)
  • County Route 24 (Steuben County, New York)
  • County Route 24 (Suffolk County, New York)
  • County Route 24 (Sullivan County, New York)
  • County Route 24 (Ulster County, New York)
  • County Route 24 (Washington County, New York)
  • County Route 24 (Westchester County, New York)
• North Carolina Highway 24
• North Dakota Highway 24
• Ohio State Route 24 (1923-1927) (former)
• Oklahoma State Highway 24
• Oregon Highway 24 (former)
• Pennsylvania Route 24
• Rhode Island Route 24
• South Carolina Highway 24
• South Dakota Highway 24 (former)
• Tennessee State Route 24
• Texas State Highway 24
  • Texas State Highway Spur 24
  • Farm to Market Road 24
  • Texas Park Road 24
• Utah State Route 24
• Virginia State Route 24
  • State Route 24 (Virginia 1918-1933) (former)
• Washington State Route 24
• West Virginia Route 24
• Wisconsin Highway 24
• Wyoming Highway 24

Territories

• Puerto Rico Highway 24

• List of A24 roads
• List of N24 roads
• List of highways numbered 24A