World-class research

Get access to exclusive information so you can make an informed car buying decision — all in one place.

Start researching

Price intelligence

Find a wide range of vehicle listings with market insights on new and used listings near you.

Find the right car

See Your Car’s Value Instantly

Track your vehicle’s value and cash in when the time is right to sell.

Track my car’s value

Market Insights

Access to our proprietary data to help you find the right car, at the right price. Find these unlocked on every listing after subscribing.

Unlock CarEdge Insights

Unlimited access to Black Book Valuation

Get access to the same vehicle valuation tool that dealers rely on. With Black Book, you’ll have insider data to accurately assess trade-in and purchase values—empowering you to negotiate the best possible deal.

Unlock CarEdge Insights

CarEdge Concierge

With our expert-led, tech-enabled car buying service, we will locate, negotiate, and deliver your vehicle so you can get a new car hassle free.

Negotiate for me

Tom Sparks Auto

216 South 1st Street Dekalb, IL 60115

(815) 756-9500

Visit Dealer Website

+−

Visit the Tom Sparks Auto website at tomsparks.com. Also, see our studies, analysis and rankings of total cost of ownership, depreciation, maintenance, insurance, financng and our proprietary value rating. Our goal is to provide you unbiased, unconflicted vehicle data and analysis, so that you have the information that you need to make an informed car buying decision. Shop thousands of new and used vehicles for sale in your area.