Following a standardized methodology to collect and report on 100 service performance and quality of life indicators in cities, data on a number of cities are available on the Open Data Portal of the World Council on City Data (WCCD)
http://open.dataforcities.org/
The following examples from global cities have been sourced from WCCD’s data portal and include: Boston, Buenos Aires and Taipei. Make sure to go through all three examples by clicking through the tabs.