Muir Woods Road Improvement Project
2 Documents in Project
Summary
SCH Number
2026040917
Lead Agency
Marin County
Document Title
Muir Woods Road Improvement Project
Document Type
NOD - Notice of Determination
Received
Posted
10/26/2026
Document Description
The Federal Highway Administration–Central Federal Lands Highway Division, in cooperation with the Marin County Department of Public Works, the National Park Service, and the California Department of Parks and Recreation, is proposing to improve a segment of Muir Woods Road in Marin County. Proposed improvements include resurfacing, restoring, and rehabilitating the roadway; stabilizing slopes; and replacing the existing bridge over Redwood Creek.
Contact Information
Name
Rachel Calvert
Agency Name
Marin County Department of Public Works
Job Title
Senior Civil Engineer
Contact Types
Lead/Public Agency
Phone
Location
Coordinates
Cities
Mill Valley, Unincorporated area, Muir Beach
Counties
Marin
Regions
Northern California, San Francisco Bay Area, Unincorporated
Cross Streets
Muir Woods Road, from the entrance of Muir Woods National Monument to the intersection of Hwy 1
Parcel #
See "Other Location Info"
State Highways
California Highway 1
Waterways
Redwood Creek and Kent Creek
Township
1N
Range
5W, 6W
Base
MDBM
Other Location Info
APNs: Marin County ROW and APNs 199-030-07, 199-070-12, 199-070-17, 199-070-18, 199-080-16, 199-102-14, 199-131-01, 199-141-03, 199-141-04, 199-150-07, 199-150-25, 199-150-29, and 199-150-30
Sections: 26, 27, 34, and 35
Notice of Determination
Approving Agency
Marin County Board of Supervisors
Approving Agency Role
Lead Agency
Approved On
County Clerk
Marin
Final Environmental Document Available at
3501 Civic Center Drive, Suite 304, San Rafael, CA 94903
Determinations
(1) The project will have a significant impact on the environment
No
(2a) An Environmental Impact Report was prepared for this project pursuant to the provisions of CEQA
No
(2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
Yes
(2c) An other document type was prepared for this project pursuant to the provisions of CEQA
No
(3) Mitigated measures were made a condition of the approval of the project
Yes
(4) A mitigation reporting or monitoring plan was adopted for this project
Yes
(5) A Statement of Overriding Considerations was adopted for this project
No
(6) Findings were made pursuant to the provisions of CEQA
Yes
Attachments
Notice of Determination
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