17 mpg in express ways, 14 in city traffic.
The EPA mileage estimate for the 2005 Toyota Sienna is 17 mpg in the city, 24 mpg on the highway.
According to search on Edmunds the Toyota Sienna averages between 18 and 22 MPG. There are too many different models to be more specific.
The 2003 Toyota Sienna gets an estimated 17 MPG (city) and 23 MPG (hwy).
35 MPG
The EPA mileage estimate for the 2007 Toyota Sienna is 17 mpg in the city, 24 mpg on the highway.
The EPA mileage estimate for the 2014 Toyota Sienna is 18 mpg in the city, 25 mpg on the highway.
The EPA mileage estimate for the 2004 Toyota Sienna is 17 mpg in the city, 25 mpg on the highway.
The EPA mileage estimate for the 2013 Toyota Sienna is 18 mpg in the city, 25 mpg on the highway.
The EPA mileage estimate for the 2010 Toyota Sienna is 17 mpg in the city, 23 mpg on the highway.
The EPA mileage estimate for the 2001 Toyota Sienna is 17 mpg in the city, 23 mpg on the highway.
The EPA mileage estimate for the 2003 Toyota Sienna is 17 mpg in the city, 23 mpg on the highway.
The EPA mileage estimate for the 2008 Toyota Sienna is 17 mpg in the city, 23 mpg on the highway.