Ada County, Idaho ballot measures
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- See also: Local ballot measure elections in 2025
2025
- See also: Idaho 2025 local ballot measures
November 4
A "yes" vote supported issuing a property tax of $9.89 per $100,000 in assessed value for environmental services, such as:
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A "no" vote opposed issuing a property tax of $9.89 per $100,000 in assessed value for environmental services, such as:
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2023
- See also: Idaho 2023 local ballot measures
November 7
• Ada County, Idaho, County Jail Bond Measure (November 2023): ✖
A "yes" vote supports authorizing Ada County, Idaho, to issue up to $49.00 million in general obligation bonds for the improvements to the existing Ada County Jail. |
A "no" vote opposes authorizing Ada County, Idaho, to issue up to $49.00 million in general obligation bonds for the improvements to the existing Ada County Jail. |
May 16
• West Ada School District, Idaho, Property Tax Measure (May 2023): ✖
A "yes" vote supported authorizing West Ada School District to enact a property tax, estimated at $89.45 per $100,000 of assessed value, from July 1, 2023, to June 30, 2033, to provide school facilities funding. |
A "no" vote opposed authorizing West Ada School District to enact a property tax, estimated at $89.45 per $100,000 of assessed value, from July 1, 2023, to June 30, 2033, to provide school facilities funding. |
2021
- See also: Idaho 2021 local ballot measures
November 2
• Boise, Idaho, City Sewer District Bond (November 2021): ✔
A "yes" vote supported authorizing the city to issue up to $570 million in revenue bonds to fund infrastructure improvements for the city's sewer districts at a total estimated debt service cost of $815,104,000 ($570,000,000 in principal and $245,104,000 in interest) and with the bonds paid entirely through city water renewal system revenue. |
A "no" vote opposed authorizing the city to issue up to $570 million in revenue bonds to fund infrastructure improvements for the city's sewer districts at a total estimated debt service cost of $815,104,000 ($570,000,000 in principal and $245,104,000 in interest) and with the bonds paid entirely through city water renewal system revenue. |
• West Ada Joint School District, Idaho, Supplemental Property Tax Levy (November 2021): ✔
A "yes" vote supported authorizing the district to levy for two years a property tax at an estimated rate of $46.92 per $100,000 in assessed property value to generate $14 million per year in revenue. |
A "no" vote opposed authorizing the district to levy for two years a property tax at an estimated rate of $46.92 per $100,000 in assessed property value to generate $14 million per year in revenue. |
2020
May 19 (June 2)
- See also: May 19, 2020 ballot measures in Idaho
The mail-in ballot return deadline for this election was postponed to June 2.
• West Ada School District, Idaho, Supplemental Property Tax Levy Renewal (May 2020): ✖
A "yes" vote supported authorizing the district to impose a $14 million annual supplemental levy for two years with an estimated average cost of $52.60 per $100,000 of assessed property value. |
A "no" vote opposed authorizing the district to impose a $14 million annual supplemental levy for two years with an estimated average cost of $52.60 per $100,000 of assessed property value, thereby allowing the existing supplemental levy to expire on June 30, 2020. |
2019
November 5
• Proposition 1: Boise Voter Approval Requirement for Library Development Initiative 
• Proposition 2: Boise Voter Approval Requirement for Stadium Development Initiative
2018
November 6
• Ada County Vehicle Registration Fees 
• Ada County College of Western Idaho School Plant Facilities Levy
2013
- See also: May 21, 2013 ballot measures in Idaho
Meridian City Council Seats Question (May 2013)
Eagle City Hall Bond Measure (May 2013)
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