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comScore Releases September 2015 U.S. Desktop Online Video Rankings

RESTON, VA(23 Oct 2015)

comScore, Inc. (NASDAQ: SCOR), a global media measurement and analytics company, today released data from the comScore Video Metrix service showing that 194.8 million Americans watched online content videos via desktop computer in September 2015. Google Sites ranked as the top video content property, AOL, Inc. was the top video ad property, and Disney/Maker Studios topped the list of YouTube partner channels.

Top 10 Video Content Properties by Unique Viewers
Google Sites, driven primarily by video viewing at, ranked as the top online video content property in September with 168.7 million unique viewers. Facebook ranked #2 with 91.5 million viewers, followed by Yahoo Sites with 62 million, Vimeo with 52.9 million and Maker Studios, Inc. with 44.5 million.

Top U.S. Online Video* Content Properties Ranked by Unique Video Viewers
September 2015
Total U.S. – Desktop Computer, Home and Work Locations
Content Videos Only (Ad Videos Not Included)
Source: comScore Video Metrix
Property Total Unique Viewers (000)
Total Internet : Total Audience  194,847
Google Sites 168,732
Facebook 91,458
Yahoo Sites 61,975
Vimeo 52,886
Maker Studios Inc. 44,468
VEVO 40,489
Warner Music 38,640
CBS Interactive 34,571
ABC Digital 34,346
Microsoft Sites 33,386

*A video is defined as any streamed segment of audiovisual content, including both progressive downloads and live streams. For long-form, segmented content, (e.g. television episodes with ad pods in the middle) each segment of the content is counted as a distinct video stream. Video views are inclusive of both user-initiated and auto-played videos that are viewed for longer than 3 seconds.

Top 10 Video Ad Properties by Unique Viewer Percent Reach
AOL, Inc. ranked #1 in video ad reach, serving ads to 40.5 percent of the total U.S. population in September. BrightRoll Platform came in second with 39.2 percent reach, followed by LiveRail with 39 percent, Google Sites with 30.9 percent and Specific Media with 28.5 percent.

Top U.S. Online Video Ad* Properties Ranked by Percent Reach of U.S. Population
September 2015
Total U.S. – Desktop Computer, Home and Work Locations
Ad Videos Only (Content Videos Not Included)
Source: comScore Video Metrix
Property % Reach Total U.S. Population
AOL, Inc. 40.5
BrightRoll Platform† 39.2
LiveRail† 39.0
Google Sites 30.9
Specific Media** 28.5
SpotXchange Video Advertising Platform† 26.4
Altitude Digital† 25.4
Tremor Video† 24.3† 20.2
Videology† 17.2

*Video ads include streaming-video advertising only and do not include other types of video monetization, such as overlays, branded players, matching banner ads, etc.
**Indicates video ad network
†Indicates video ad exchange/DSP/SSP

Top 10 YouTube Partner Channels by Unique Viewers
The September 2015 YouTube partner data revealed that entertainment channel Disney/Maker Studios climbed into the top position in the ranking with 44.4 million viewers. UMG occupied the #2 spot with 43.3 million unique viewers, followed by VEVO with 39.9 million, Warner Music with 38.6 million and SonyBMG with 36.8 million.

Top YouTube Partner Channels Ranked by Unique Video Viewers*
September 2015
Total U.S. – Desktop Computer, Home and Work Locations
Content Videos Only (Ad Videos Not Included)
Source: comScore Video Metrix
Property Total Unique Viewers (000)
Disney/Maker Studios @ YouTube 44,416
UMG @ YouTube 43,276
VEVO @ YouTube 39,905
Warner Music @ YouTube 38,634
SonyBMG @ YouTube 36,824
QuizGroup @ YouTube 25,936
Machinima @ YouTube 25,606
BroadbandTV @ YouTube 22,527
The Orchard @ YouTube 21,211
ZEFR @ YouTube 20,458

*Beginning with September 2015 data, YouTube partner audiences will be better represented in Video Metrix due to recent improvements in the tagging of YouTube partner traffic.

For more information: Request a Demo of Video Metrix

About comScore
Founded in 1999 and headquartered in Reston, Virginia, comScore, Inc. (NASDAQ: SCOR) is a global media measurement and analytics company that makes audiences and advertising more valuable. comScore helps media buyers and sellers understand and make decisions based on how consumers use different media, such as TV, video, mobile, desktop and more. Through its products and services, comScore helps its more than 2,500 clients understand their audiences, know if their advertising is working, and access data where they want and need it. Please visit to learn more.