Pollsters

Harvard CAPS/Harris

33 polls in PollCheck trackers (18 Trump approval, 15 primary), Feb 19, 2025 to Oct 26, 2026.

Polls
33
Latest poll
Oct 26, 2026
Approval lean
+6.5
Populations
LV 3 RV 29 n/s 1
Published as
Trump approval

Harvard CAPS/Harris polls and the PollCheck average

Latest Harvard CAPS/Harris poll, October 26, 2026: approve 39, disapprove 59. PollCheck average that day: approve 37, disapprove 60.2.

House effect
+6.5−80+8

Trump net approval against other pollsters on the same dates, in points (positive is more approving). Based on 18 polls.

Polls

Harvard CAPS/Harris polls in every tracker

Newest first. Grey rows are not in that tracker's average (hover for the reason).

DatesTrackerPublished asSampleResultSource
Oct 24-26Trump approvalHarvard/Harris2,700 RVApp 39, Dis 59Release
Oct 24-26Democratic primary (national)Harvard HarrisRVHarris 34, Newsom 20Wikipedia
Sep 26-28Trump approvalHarvard CAPS/Harris2,200 RVApp 42, Dis 55Release
Sep 26-28Democratic primary (national)Harvard HarrisRVHarris 38, Newsom 17Wikipedia
Sep 26-28Republican primary (national)Harvard HarrisRVVance 39, Trump Jr. 24Wikipedia
Aug 28-30Trump approvalHarvard CAPS/Harris2,100 RVApp 44, Dis 52Release
Aug 28-30Democratic primary (national)Harvard Harris2,100 RVHarris 42, Newsom 18Wikipedia
Jul 11-12Democratic primary (national)Harvard Harris1,776 RVHarris 37, Newsom 24Wikipedia
Jul 11-12Republican primary (national)Harvard Harris1,776 RVVance 42, Rubio 22Wikipedia
May 29-31Trump approvalHarvard CAPS/HarrisX/Harris1,725 RVApp 43, Dis 53Release
May 29-31Democratic primary (national)Harvard Harris1,725 RVHarris 44, Newsom 26Wikipedia
May 29-31Republican primary (national)Harvard Harris1,725 RVVance 45, Rubio 21Wikipedia
Apr 23-26Trump approvalHarvard CAPS/HarrisX/HarrisLVApp 46, Dis 51Release
Apr 23-26Democratic primary (national)Harvard Harris2,745 RVHarris 50, Newsom 22Wikipedia
Mar 25-26Trump approvalHarvard CAPS/HarrisX/HarrisLVApp 46, Dis 52Release
Mar 25-26Trump approvalHarvard CAPS/HarrisX/Harris not usedRVApp 43, Dis 53Release
Mar 25-26Democratic primary (national)Harvard Harris2,009 RVHarris 41, Newsom 26Wikipedia
Mar 25-26Republican primary (national)Harvard HarrisVance 42, Trump Jr. 20Wikipedia
Feb 25-26Trump approvalHarvard CAPS/HarrisX/HarrisLVApp 50, Dis 47Release
Feb 25-26Trump approvalHarvard CAPS/HarrisX/Harris not used1,999 RVApp 46, Dis 49Release
Feb 25-26Democratic primary (national)Harvard Harris not used1,999 RVHarris 39, Newsom 24Wikipedia
Feb 25-26Republican primary (national)Harvard Harris1,999 RVVance 43, Trump Jr. 27Wikipedia
Jan 28-29Trump approvalHarvard CAPS/HarrisX/Harris Poll2,000 RVApp 45, Dis 51Release
Jan 28-29Democratic primary (national)Harvard Harris2,000 RVHarris 39, Newsom 30Wikipedia
Jan 28-29Republican primary (national)Harvard Harris2,000 RVVance 53, Trump Jr. 21Wikipedia
Trackers
How pollsters are grouped

A poll is filed under the firm that ran the fieldwork, so sponsor versions (such as Economist/YouGov and CBS News/YouGov) share a page. A survey counts once, however many populations or 2028 match-ups it reports.

Poll lists adapted from Wikipedia (CC BY-SA 4.0) and VoteHub (CC BY 4.0), as credited on each tracker page.

PollCheck US. Data through November 5, 2026. Photo credits