According to the data, support for marijuana legalization has increased from 12 percent of respondents in 1969 to a record-high of 64 percent of respondents in 2025. Even though there has been an increase in the trend for supporting marijuana since 1969, in recent years, Republicans have driven a decline in support for legal marijuana.Â
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Gallup. (November 5, 2025). U.S. adult support for legalizing marijuana from 1969 to 2025 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 14, 2026, from /statistics/935316/us-support-for-legal-marijuana-since-1969/
Gallup. "U.S. adult support for legalizing marijuana from 1969 to 2025." Chart. November 5, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 14, 2026. /statistics/935316/us-support-for-legal-marijuana-since-1969/
Gallup. (2025). U.S. adult support for legalizing marijuana from 1969 to 2025. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 14, 2026. /statistics/935316/us-support-for-legal-marijuana-since-1969/
Gallup. "U.S. Adult Support for Legalizing Marijuana from 1969 to 2025." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 5 Nov 2025, /statistics/935316/us-support-for-legal-marijuana-since-1969/
Gallup, U.S. adult support for legalizing marijuana from 1969 to 2025 ÌÇÐÄÆƽâ°æ, /statistics/935316/us-support-for-legal-marijuana-since-1969/ (last visited July 14, 2026)
U.S. adult support for legalizing marijuana from 1969 to 2025 [Graph], Gallup, November 5, 2025. [Online]. Available: /statistics/935316/us-support-for-legal-marijuana-since-1969/
