The data dictionary (DDP-8) defines each element in the Active Transportation Count Datasets. It includes data types, formats, and descriptions to facilitate accurate interpretation and analysis of pedestrian and bicycle metrics.

Caltrans ATD Data Dictionary

Active Transportation Count Dataset

The latitude coordinate of the count location

The longitude coordinate of the count location

The crosswalk location for the counted pedestrians. Values typically represent cardinal location (e.g., North Crosswalk, South Crosswalk, East Crosswalk, West Crosswalk).

Data count based on 15-30 minute and hour counts

The unique identifier for each count location for Active Transportation Data Team

The direction of travel for the counted cyclists. Values typically represent cardinal directions (e.g., Northbound, Southbound, Eastbound, Westbound).

Caltrans ATD Data Dictionary

Preview

Data preview

Data dictionary

API endpoint

Dataset Name