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Harvard CAPS/Harris

Monthly Harvard CAPS-Harris Poll: September 2025 · Oct 2025 – Oct 2, 2025 · US national

Methodology

Pollster
Harvard CAPS/Harris commercial
Sponsor
Harvard University Center for American Political Studies (Harvard CAPS) and The Harris Poll
Fielded
Oct 2025 – Oct 2, 2025
Population
registered voters
Sample size
2,413
Sample frame
online opt-in
Panel
The Harris Poll online panel
Mode
online survey, Harris Poll online panel
Margin of error
not disclosed
Weighting
weighted for age within gender, region, race/ethnicity, marital status, household size, income, employment, political party, political ideology, and education
Geography
US national
Base notes
Released as the September 2025 wave but fielded October 1-2, 2025. Unweighted and weighted base 2,413.

Sources

Verification note. Wording and percentages read directly from the Harvard CAPS-Harris monthly topline PDF; individual item tables were used rather than summary tables because summary-table column alignment is ambiguous in the extracted text.

Figures below are transcribed from these documents. Where they disagree with the source, the source governs.

Questions asked (2)

Legal documents & IDssupport/opposein a trend series
executive order declaring two sexes in federal forms and programs

Do you support or oppose each of these policies: Declaring that there are only two genders male and female in all government forms and programs

Support 61%39% Oppose

Wording notes: item is one of a long battery of Trump executive actions rated in a single grid | no 'not sure' option | 'genders' rather than 'sex', though the underlying executive order uses 'sex'

neutral — plain support/oppose against a compact description of the actual executive order; the surrounding battery is composed largely of high-support Trump actions, which may create a mild assimilation effect. Asked essentially unchanged from February 2025 onward, this is the single longest-running monthly trans-adjacent tracker in U.S. polling

Sportssupport/opposein a trend series
executive order barring trans women from girls' sports

Do you support or oppose each of these policies: Banning men who have undergone operations and hormones to become women from girls' sports

Support 65%35% Oppose

Wording notes: describes trans women as 'men who have undergone operations and hormones to become women' | restricted to 'girls' sports' | assumes the athletes in question have had operations and hormones, which is not true of most school-age athletes | no 'not sure' option

tilts_restrictive — the descriptor 'men who have undergone operations and hormones to become women' assigns male category membership in the stem itself, so a respondent must accept the framing to answer; the reference to operations imports an adult surgical picture onto a question about school sports. HHP's own symmetric 2019 wording produced 51% restrictive against this item's steady 62-69%

Every figure on this page is transcribed from the source linked above. How to read this data →