SACOG is pleased to release an updated version of its SACSIM19 travel demand model. This latest version includes edits to the highway and transit networks reflecting project changes submitted to SACOG by member jurisdictions as part of the 2023-26 MTIP Amendment to the 2020 MTP.

More detailed release notes are included with the model files.

To obtain SACSIM modeling files, please fill out a Data Request Form.