v3.19.3
Document and Entity Information
Nov. 05, 2019
Cover [Abstract]  
Entity Registrant Name CarGurus, Inc.
Document Type 8-K
Amendment Flag false
Entity Central Index Key 0001494259
Document Period End Date Nov. 05, 2019
Entity Emerging Growth Company false
Entity File Number 001-38233
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 04-3843478
Entity Address, Address Line One 2 Canal Park
Entity Address, Address Line Two 4th Floor
Entity Address, City or Town Cambridge
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02141
City Area Code (617)
Local Phone Number 354-0068
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of each class Class A Common Stock, par value $0.001 per share
Trading Symbol CARG
Name of each exchange on which registered NASDAQ