Kelley Blue Book Co., Inc.

Kelley Blue Book (KBB) is an American vehicle valuation and automotive research company, widely recognized as "The Trusted Resource®" for both consumers and the automotive industry. Founded in 1926, its core business revolves around providing comprehensive information and market-reflective values for new and used vehicles, including cars, trucks, vans, motorcycles, snowmobiles, and personal watercraft. The company's mission is to empower buyers and sellers with the necessary information to make confident automotive decisions. Kelley Blue Book is headquartered in Irvine, California.

KBB offers a range of key products and services, including its renowned Blue Book® Trade-In Values, Fair Purchase Price, Private Party Value, and Certified Pre-Owned Price. Beyond valuations, it provides expert and consumer vehicle reviews, ratings, 5-year cost to own information, and an Instant Cash Offer service. The company also supplies critical pricing data and insights to various market segments, including car dealers, auto manufacturers, financial institutions, and governmental agencies. Its official website, kbb.com, launched in 1995, serves as a top-rated online platform for automotive information.

As a brand under Cox Automotive, Kelley Blue Book maintains a prominent market position, regularly publishing reports on new-vehicle transaction prices, electric vehicle market trends, and annual awards such as the Best Resale Value and Consumer Choice Awards. For instance, in March 2026, KBB reported a 3.5% year-over-year increase in average new-vehicle transaction prices, alongside a decrease in electric vehicle average transaction prices. This ongoing analysis and reporting underscore its role in shaping industry understanding and consumer behavior within the automotive landscape.