Burton Family Revoc Trust Et al & Nina F. Margolis 2012 Trust Lot Line Adjustment (P3928) - County of Marin

Community Development Agency


Main Component of the Project

Lot Modification


433 Median Way and 410 Hilldale Way, Mill Valley
Assessor's Parcel 050-054-16 and 050-054-21



Project Planner

Erin Yattaw


Joe Burton

Project Description

The applicant requests Lot Line Adjustment approval to adjust the lot lines between two contiguous lots in the unincorporated community of Mill Valley. The proposed transfer of land is shown in the table below.

Assessor’s Parcel Number

Street Address

Existing Area

Proposed Area

Proposed Change




433 Median Way


12,269 sq. ft.


11,544 sq. ft.


- 725 sq. ft.


410 Hilldale Way

26,865 sq. ft.

27,590 sq. ft.

+ 725 sq. ft.

Lot Line Adjustment approval is required pursuant to Marin County Code Section 22.90.020 because the project entails adjusting lot lines between two adjacent parcels that would not result in the creation of any additional parcels.

Zoning:  R1 (Residential Single-Family)
Countywide Plan Designation: SF6 (Low Density Residential)
Community Plan: Tamalpais

Administrative Decisions

View the Administrative Decision - Default comments for Administrative Decisions