
Finding the perfect used car has never been easier! Just a short drive from Platteville, McGrath Auto in Dubuque is your trusted dealership for high-quality pre-owned vehicles. With over 1,500 used cars, trucks, SUVs, and vans in stock and fresh inventory arriving daily, we're proud to offer unmatched selection, pricing, and convenience for Platteville-area drivers.
Conveniently Located Near Platteville
McGrath Auto is located just a short drive from Platteville, WI, along the scenic stretch of Highway 151. Whether you're passing landmarks like the Platteville Mining & Rollo Jamison Museums or enjoying the views near the Mississippi River, your journey to Dubuque will be as smooth as your car-buying experience.
Massive Inventory of Used Vehicles
At McGrath Auto, our selection includes something for everyone. From affordable options starting at just $4,950 to premium certified vehicles with added warranty coverage, we've got you covered. Popular makes and models you'll find on our lot include:
With so many options, it's easy to find a vehicle that meets your specific preferences, whether it's style, size, or capability.
Certified Pre-Owned Vehicles for Peace of Mind

We understand that buying a used car is a big decision. That's why most of our inventory is either McGrath Certified or part of our SmartBuy program. These certifications mean:
- Thorough multi-point inspections for quality assurance.
- Increased warranty coverage for added protection.
- Transparent vehicle history reports.
- When you shop with McGrath Auto, you can drive with confidence knowing you're getting a dependable vehicle.
Finance Solutions for Every Budget
With access to over 30 trusted lenders, we make financing simple and stress-free. Whether you're looking for a low-interest loan or need flexible financing options, our team is here to help you get behind the wheel of your ideal vehicle. Even if your credit is less than perfect, we work hard to find you the best possible terms.

Top Dollar for Your Trade-In
Looking to trade in your current vehicle? Due to the high demand for used cars in our dealership network, we can offer more for your trade-in than other dealerships in the Platteville area. Use our online trade-in tool for an instant estimate or bring your car in for a quick appraisal.
Why Choose McGrath Auto?
- Over 1,500 used vehicles in stock.
- Certified pre-owned options for added peace of mind.
- Affordable pricing starting at $4,950.
- Conveniently located near Platteville, WI.
- Access to over 30 lenders for unbeatable financing.
- Higher trade-in values compared to competitors.
Start Your Journey Today
Don't settle for limited options in Platteville. Take the short drive to McGrath Auto in Dubuque, IA, and experience a car-buying process that's tailored to your needs. Whether you're searching for a rugged truck, a sleek sedan, or a spacious SUV, we've got the perfect vehicle waiting for you.
Check out our online inventory now or visit us today. Your next vehicle is just a short drive away!