1 deal from $91,440.2 to $91,440.2 • Avg 8.5% off MSRP
As of , Iowa buyers are paying an average of $91,440 for a GMC Sierra 3500HD, based on 1 verified deal on CarWhere. The average discount in Iowa is 8.5% off MSRP. Prices range from $91,440.2 to $91,440.2.Iowa has a 5% state sales tax on vehicle purchases.
Sales Tax
5% state rate
Doc Fee
Max $180
Avg Markup
3-5% over invoice
Best Time
Late fall and end of year
Based on 1 verified buyer-submitted transaction. All prices come from real deal sheets uploaded after purchase — not estimates or dealer ads. Last updated . Learn about our data.