Los Alamos County

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Los Alamos County · development

Development activity

Active development applications and projects in Los Alamos County, ranked by community impact.

3 applications (filtered)6 types

All time Last 30 days Last 6 monthsAll statuses Approved Under review Conditions required Pending Tabled Denied

All types Other Site Plan General Plan Amendment Variance Conditional Use Subdivision

Filtered to Other

Filtered to Under Review

Under-reviewOther

Grand Mesa Partners LEDA Project and MRA Plan — 400 Trinity Drive

Grand Mesa Partners 400 Trinity Drive Hilltop Owners LLC

400 Trinity Drive, Los Alamos, NM

2 hearings5 commentsLast discussed Oct 20, 2026

Under-reviewOther

Guest House Project — LEDA Participation Agreement and MRA Development Agreement

Grand Mesa Partners (Tucker Sharp)

1 hearing0 commentsLast discussed Jul 28, 2026

Under-reviewOther

Workforce housing facility, parcel 8A (DP Road)

Los Alamos County

Parcel 8A, DP Road, Los Alamos, NM

1 hearing0 commentsLast discussed Jun 4, 2026