Planning commission approves Ada County Jail expansion, disputes over EV stalls and bike parking resolved

The Boise City Planning and Zoning Commission approved a conditional use modification and associated variances Feb. (CUP 24-28; CVA 24-12) to expand the Ada County Jail at 7210 West Barrister Drive, adopting updated staff conditions that set electric-vehicle (EV) capable and bicycle parking requirements.

The commission’s approval, made by motion of Commissioner Torres and seconded by Commissioner Moore, follows months of review and negotiation between city planners and county officials over how the city’s EV and bike-parking standards apply to an expansion of an existing public safety facility. The motion passed by roll call, with all members voting in favor.

Why it matters: The project would add a housing pod and associated support space to the Ada County Jail and increase capacity for inmates, and it raises questions about how city parking and sustainability standards apply to expansions of existing institutional uses. The decision sets precedent for how staff and applicants interpret EV and bicycle parking requirements for expansions on sites with existing parking inventories.

Most important facts: Planning staff reported that the major portion of the expansion includes a housing pod containing about 300 beds and ancillary space (roughly 60,874 square feet). Staff initially calculated the EV-capable requirement by applying the code’s 20% rule to the total number of spaces associated with the facility, leading to a recommended condition of 31 EV-capable stalls; staff also recommended 57 long-term and 23 short-term bicycle parking spaces, based on the total facility area.

The county challenged that calculation. Amon Taylor, representing Ada County, said the county’s design team relied on a prior pre-application understanding that the 20% EV-capable requirement should apply to newly constructed parking only. Taylor said the county would be willing to make four of the newly constructed stalls “EV installed” (ready and operational) if the commission required fewer total EV-capable spaces.

David Mosier, the city planner presenting the case, said the planning team does not consider the jail a “mixed-use” project and therefore recommended applying parking and bicycle standards based on the overall facility rather than only the addition. "The planning team finds the conditional use and the various applications comply with the required findings and recommends approval of the conditional use and the variances with the revised conditions," Mosier told the commission.

Commission deliberations focused on the appropriate interpretation of the code and balancing sustainability goals with the county’s stewardship of public funds. Commissioners commented that the staff’s revised recommendation (31 EV-capable stalls) was substantially lower than an earlier figure of 133 and that it represented a reasonable compromise. Commissioner Tony said he was “inclined to accept the city's position on it,” citing code interpretation and consistency; Commissioner Jennifer said she supported the staff interpretation and saw practical merit in applying the requirement to the parking implicated by the application.

Outcome and conditions: The commission approved the CUP and associated variance as presented in the staff report. The approval includes the staff’s updated EV-capable requirement (31 EV-capable stalls, per the revised condition) and the staff-recommended bicycle parking figures, but the county’s offer to provide four EV-installed stalls was noted during the hearing.

What happens next: The county may proceed with design and permitting under the conditions adopted by the commission. Any appeal of the commission’s decision would be filed with Boise City Council within the period allowed by code.

Votes at a glance: Motion to approve CUP 24-28 and CVA 24-12 (jail expansion): mover – Commissioner Torres; second – Commissioner Moore; roll call recorded as yes from Schaeffer, Moore, Mooney, Daehan, Torres and Doan. Motion carries; outcome: approved.

Budget and scale: Projected expansion square footage and bed counts were given during the hearing; funding for construction was described by the county as taxpayer-funded. Specific construction budgets and schedules were not specified in the hearing record.

Timeline and context: The item had been deferred previously and was discussed at prior hearings; the commission and applicant had exchanged analyses of parking and EV calculations before the hearing.