Datasets About Activity Stream Order by Relevance Name Ascending Name Descending Last Modified Popular Go 1 dataset found Formats: GeoJSON Tags: TTWA Filter Results Travel to Work Areas 2011 Travel to Work Areas (TTWAs) are zones defined where the bulk of their resident population work within the same area. TTWAs are aggregations of Super Output Areas, and were... 1 SHP 1 GeoJSON 1 CSV