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Guide to Replacing Thomas Brothers

The County of Los Angeles has embarked on projects to replace the data it has historically licensed from Thomas Brothers with data that it owns and maintains internally.  This will allow the County to distribute, update, and improve this data without current restrictions. The layer by layer comparison is listed below, and in the guide [...]

Scenic Highways

Description Adopted Scenic Highways.

Credits County of Los Angeles Department of Regional Planning GIS Section.

Access and use limitations Every reasonable effort has been made to assure the accuracy of this data. DRP makes no warranty, representation, or guarantee as to the content, sequence, accuracy, timeliness, or completeness of any of the [...]

Thomas Brothers – Street Network

The County of Los Angeles currently uses a licensed street network from Thomas Brothers Map Company.

Eventually, the Countywide Address Management System (CAMS) project will use data conflated from other sources.  This also includes address points (not just the street network).  More information about CAMS can be found by clicking here or entering [...]

Freeways (Single Line for Labels)

Freeways in L.A. County represented by single lines, which is ideal for avoiding overlapping labels and freeway shield symbology.  Alignment based on aerial photos.

Data can be downloaded here:

Download zipped shapefile

Freeways

Thomas Brothers Land Types

Land Types [...]

Thomas Brothers Cultural Areas (2008)

Thomas Brothers Cultural Areas [...]

Thomas Brothers Page

Thomas Brothers Pages [...]

Thomas Brothers Page and Grid

Thomas Brothers Page and Grid [...]