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Downtown Master Plans (Los Alamos & White Rock) 


Los Alamos County, in consultation with Dekker Perich Sabatini (DPS), is pursuing Downtown Master Plans for Los Alamos & White Rock, as well as a Development Code update. The County has created a separate website with information for the public. Please refer to for full details on the project. 

View the meeting Master Plan information here:

The Final Downtown Master Plans for both Los Alamos and White Rock were approved at the County Council Meeting on October 19, 2021. The document PDF versions are linked below.

For the Downtown Los Alamos Master Plan, click here.

For the White Rock Town Center Master Plan, click here.

Los Alamos MainStreet is also simultaneously working on a complementary, Metropolitan Redevelopment Area (MRA) zone for White Rock. A Resolution defining the boundaries and designating the MRA was passed by County Council on June 8, 2021 and RFP for a MRA Plan consultant issued in January 2022. 


Los Alamos County to hold three joint virtual work sessions to review draft Chapter 16 Development Code 

LOS ALAMOS, NEW MEXICO – Los Alamos County Community Development Department (CDD) and its consultant, Dekker/Perich/Sabatini (DPS) will present the final draft of the Chapter 16 Development Code to the Planning and Zoning Commission and County Council in three joint virtual work sessions October 12, 13, and 14 from 1 to 5 p.m. Both the October 11 County Council regular meeting and the October 12 Planning and Zoning Commission meeting are cancelled. 


Chapter 16 Development Code is the County’s zoning code that defines how a property in specific geographic zones can be used and developed. CDD and DPS have incorporated into the final draft public feedback received during the Module 1, 2 and 3 review periods and input from the Code Update Steering Committee. Comprising County staff, the development community, design professionals, and neighborhood representatives, the Committee meets to review proposed revisions every other week.  


The draft document will be available online at at least 72 hours before the first meeting. Interested members of the public may join the virtual work sessions using this Zoom link. In addition, the project team will be available to discuss the draft and answer questions with any interested parties during virtual office hours will be available all three days before each meeting from 9 to 11:30 a.m. using the following links: 

  • Chapter 16 Development Code Update - October 12, 2022 Office Hours Zoom link

  • Chapter 16 Development Code Update - October 13, 2022 Office Hours Zoom link

  • Chapter 16 Development Code Update - October 14, 2022 Office Hours Zoom link

 After the joint work sessions, the final draft will be presented at the Planning and Zoning Commission public hearing held virtually on Wednesday, Oct. 26 at 5:30 p.m. Interested community members can join using the following Zoom link.  


The final Chapter 16 Development Code ordinance will be introduced to the County Council on November 15, 2022, with the public hearing and presentation on November 29, 2022, to be considered for adoption. Both meetings begin at 6 p.m. in Council Chambers, 1000 Central Ave., Los Alamos for in-person public, and virtual public can attend using the following Zoom link.   


For questions, contact Sobia Sayeda in CDD at or DPS representatives at


Contact Los Alamos County Community Development at 505-662-8120.

Contact Los Alamos MainStreet at or 505-661-4844.


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