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Household travel surveys provide detailed demographic and daily trip making information that provide key inputs into current and future transportation planning investments. They answer questions about daily travel habits and provide insights into travel patterns. The data enables WCOG to continue producing a robust travel demand model that assists local planners and engineers evaluate the system, understand current and forecasted deficiencies, and seek opportunities and investments to improve travel for all our users.

2025 Whatcom Regional Transportation Study

The 2025 Whatcom Regional Transportation Study was conducted in the Fall of 2025. The study was conducted as a two-part survey.  Part one was a questionnaire that gathered basic demographic data.  Part two involved a travel diary to track travelling for each member of the household. Thank you to the 1,157 households who completed the study across Whatcom County!

Report: 2025 WCOG RTS

2018 Whatcom Regional Transportation Study

Whatcom Regional Transportation Study_Analysis Report

Whatcom Regional Transportation Study_Methodology Report

For data files, please contact WCOG.

 2008 North Sound Travel Survey

The 2008 North Sound Travel Survey was conducted as a joint effort to study travel behavior in Whatcom, Skagit, and Island Counties.  The survey documents demographics and 24-hour travel behavior characteristics of 1,500 total households (750 from Whatcom County).

North Sound Travel Survey_Final Report