From Ballotpedia
Alaska
- See also: Alaska 1968 ballot measures
Alaska Voter Registration Referendum (1968)
Alaska Compensation of Judicial Qualifications Commission (1968)
Alaska Judicial Qualifications Amendment (1968)
Massachusetts
Michigan
- See also: Michigan 1968 ballot measures
Primary election
General election
Nevada
North Dakota
Ohio
- See also: Ohio 1968 ballot measures
Oklahoma
Oklahoma State Question 441 (1968)
Utah
Utah Initiative A (1968)
Washington
- See also: Washington 1968 ballot measures
- Initiatives to the People:
Washington Implied Consent for Driver Intoxication Tests, Initiative 242 (1968)
Washington Reduction of Maximum Retail Service Charges, Initiative 245 (1968)
- Initiatives to the Legislature:
Washington Local Processing of State Timber, Initiative 32 (1968)
Washington Water Pollution Control, Referred Bill 17 (1968)
Washington Bonds for Outdoor Recreation, Referred Bill 18 (1968)
Washington State Building Projects, Referred Bill 19 (1968)
Washington Non-Discrimination by Real Estate Brokers Act, Referendum 35 (1968)
- Constitutional amendments:
Washington Investment of Retirement Funds, Amendment 49 (1968)
Washington Court of Appeals Administration, Amendment 50 (1968)
Washington State Building Authority, Amendment 51 (1968)
Washington Handling Legislative Vacancies, Amendment 52 (1968)