List of highways numbered S1

The following highways are numbered S1

China

 * Guangdong Expwy S1 sign with name.svg S1 Expressway (Guangdong)
 * Henan Expwy S1 sign no name.svg S1 Expressway (Henan)
 * Hubei Expwy S1 sign no name.svg S1 Expressway (Hubei)
 * Shandong Expwy S1 sign with name.svg S1 Expressway (Shandong)
 * Shanghai Expwy S1 sign with name.svg S1 Expressway (Shanghai)
 * Sichuan Expwy S1 sign with name.svg S1 Expressway (Sichuan)
 * Tianjin Expwy S1 sign no name.svg S1 Expressway (Tianjin)
 * Tibet Expwy S1 sign no name.svg S1 Expressway (Tibet)
 * Zhejiang Expwy S1 sign no name.svg S1 Expressway (Zhejiang)

Georgia

 * S1-GE.svg S1 Highway

Poland

 * S1-PL.svg Expressway S1 (Poland)

United States

 * NJ S1 (1926).svg New Jersey Route S1 (former)