Data based on a sample of 14,197 US-based WordStream client accounts in all verticals (representing over $200 million in aggregate AdWords spend) who were advertising on Google AdWords’ Search and Display networks between August 2017 and January 2018. Each industry includes at minimum 30 unique active clients.
The timeline shows the average cost-per-action in U.S. Google AdWords between August 2017 and January 2018, broken down by industry. The average CPA for legal AdWords on Google Display Network amounted to 39.52 U.S. dollars in the measured period, whereas the same keywords on search cost 86.02 U.S. dollars per action.
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WordStream. (June 14, 2018). Average cost-per-action (CPA) in Google AdWords in selected industries in the United States between August 2017 and January 2018 (in U.S. dollars) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 15, 2026, from /statistics/874066/google-cost-per-action-industry/
WordStream. "Average cost-per-action (CPA) in Google AdWords in selected industries in the United States between August 2017 and January 2018 (in U.S. dollars)." Chart. June 14, 2018. ÌÇÐÄÆÆ½â°æ. Accessed July 15, 2026. /statistics/874066/google-cost-per-action-industry/
WordStream. (2018). Average cost-per-action (CPA) in Google AdWords in selected industries in the United States between August 2017 and January 2018 (in U.S. dollars). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 15, 2026. /statistics/874066/google-cost-per-action-industry/
WordStream. "Average Cost-per-action (Cpa) in Google Adwords in Selected Industries in The United States between August 2017 and January 2018 (in U.S. Dollars)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 14 Jun 2018, /statistics/874066/google-cost-per-action-industry/
WordStream, Average cost-per-action (CPA) in Google AdWords in selected industries in the United States between August 2017 and January 2018 (in U.S. dollars) ÌÇÐÄÆÆ½â°æ, /statistics/874066/google-cost-per-action-industry/ (last visited July 15, 2026)
Average cost-per-action (CPA) in Google AdWords in selected industries in the United States between August 2017 and January 2018 (in U.S. dollars) [Graph], WordStream, June 14, 2018. [Online]. Available: /statistics/874066/google-cost-per-action-industry/