Arizona State Route 101

State Route 101
Loop 101 highlighted in red
Route information
Maintained by ADOT
Length60.99 mi (98.15 km)
Existed1988–present
HistoryFully completed in 2002
Major junctions
From I-10 in Tolleson
Major intersections
To Loop 202 in Chandler
Location
CountryUnited States
StateArizona
CountiesMaricopa
Highway system
  • Arizona State Highway System
SR 99 SR 143

State Route 101 (SR 101) or Loop 101 is a semi-beltway looping around the Phoenix Metropolitan Area in central Arizona, United States. It connects several suburbs of Phoenix, including Tolleson, Glendale, Peoria, Scottsdale, Mesa, Tempe, and Chandler. Construction began in 1986 and was completed in 2002.

Loop 101 has three officially designated sections along its route:

  • Agua Fria Freeway in the west valley from I-10 to I-17
  • Pima Freeway in the east valley from I-17 to Loop 202 (Red Mountain Freeway)
  • Price Freeway in the east valley from Loop 202 (Red Mountain Freeway) to Loop 202 (Santan Freeway)