California MeshCore Region Map

This is a standalone Leaflet viewer for the California MeshCore region tree. It uses the New England Mesh region-map UI, with boundaries generated from U.S. Census counties claimed by meshcore-settings.

Open the region map Open the settings picker

What the map shows

Click anywhere to list every MeshCore region containing that point. Top-level regions are on by default. Nested areas can be turned on from the layer control.

Region layers

  • norcal North California
  • sacramentofoothills Sacramento Foothills
  • sierranevada Sierra Nevada
  • bayarea San Francisco Bay Area
  • centralcoast Central Coast
  • centralvalley Central Valley
  • socal Southern California

How boundaries are built

Top-level regions are a partition of California counties, with no overlap. Nested areas keep their own outlines, including cvsouth covering Kings, Tulare, and Kern.

Nested areas

County-level areas such as orange stay in the layer control so you can turn them on without cluttering the default map.