Nampa Highway District #1

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Nampa Highway District #1 NHD is one of four Highway Districts that serve Canyon County. Nampa Highway District No. 1 (NHD) is one of four highway districts that serve Canyon County.

Each is a political subdivision of the State of Idaho and is independent of state, city or county governments. The authority of the highway districts is set forth in Idaho Code Title 40, Chapter 13. NHD maintains approximately 734 lane miles of roadways, and associated signs, bridges, and culverts. NHD is governed by three elected Commissioners and has 39 employees. NHD Jurisdictional boundaries a

re shown in the "Canyon County" Highway Districts Map. NHD is composed of the southern portion of Canyon County, bounded by Marsing Rd. (west of Lake Lowell), and Midland Blvd. and Ustick Rd. (north and east of Lake Lowell). NHD does not have jurisdiction over City of Nampa or City of Melba roads.

08/06/2026

Below is the Agenda link for the Public Commissioner Meeting being held on Thursday June 11, 2026.

04/06/2026

The Emergency Road Closure on Ross Ln. is back open to thru traffic.

Edit: 6/4/26 3:56pm Back Open🚧 Emergency Road Closure – Ross Ln. 🚧Due to an emergency gopher run repair, Ross Ln., just ...
04/06/2026

Edit: 6/4/26 3:56pm Back Open
🚧 Emergency Road Closure – Ross Ln. 🚧
Due to an emergency gopher run repair, Ross Ln., just east of Skyline Rd., is closed immediately.
Closure Details:
• Ross Ln. between Skyline Rd. and Missouri Ave. is closed due to an open trench/no through access.
• No access from Farner Rd. onto Ross Ln.
Please refer to the attached map for detour routes and hard closure area. At this time, we anticipate the road remaining closed through Monday while repairs are completed. We appreciate your patience and will provide updates as work progresses. If the road opens earlier than anticipated, we will post an update.

26/05/2026

Below is the Agenda link for the Public Commissioner Meeting being held on Thursday May 28, 2026.

This Memorial Day, we remember and honor the brave men and women who made the ultimate sacrifice for our freedom. Thank ...
25/05/2026

This Memorial Day, we remember and honor the brave men and women who made the ultimate sacrifice for our freedom. Thank you to those who served and sacrificed.

Our offices will be closed in observance of the holiday. We wish everyone a safe and meaningful Memorial Day.

11/05/2026

Below is the Agenda link for the Public Commissioner Meeting being held on Thursday May 14, 2026.

Edit: 4/29/26 Road is back open to Thru traffic🚧 Emergency Road ClosureMap Rock Rd. between Pump Rd. and Ed Ln. is close...
29/04/2026

Edit: 4/29/26 Road is back open to Thru traffic

🚧 Emergency Road Closure

Map Rock Rd. between Pump Rd. and Ed Ln. is closed effective immediately due to a sinkhole. The roadway is unsafe for travel and is a hard closure with no access.
Road crews are en route to assess and repair the issue. At this time, the length of the closure is unknown.
Please avoid the area and use alternate routes. We will provide updates as more information becomes available.

14/04/2026

Good news! The Bennett Road project between S. Powerline Road and Highway 45 is now complete and open to traffic. Even better, the work was finished ahead of schedule.

Thank you to everyone for your patience during construction while improvements were being made.

🚧 Road Closure Notice – Bennett Road 🚧Bennett Road will be closed between S Powerline Rd and Highway 45 beginning Monday...
07/04/2026

🚧 Road Closure Notice – Bennett Road 🚧
Bennett Road will be closed between S Powerline Rd and Highway 45 beginning Monday, April 13th.
🗓 Expected Duration: About 1 week
🔓 Estimated Reopening: Monday, April 20th
Important: This will be a hard closure and no traffic will be allowed through.

Crews will be completing shoulder work, and equipment will be operating in the roadway. For safety reasons, traffic will not be permitted through the construction area.

Address

4507 12th Avenue Rd

83686

Opening Hours

Monday 06:30 - 17:00
Tuesday 06:30 - 17:00
Wednesday 06:30 - 17:00
Thursday 06:30 - 17:00

Telephone

+12084676576

Website

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