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City and County Data
City of Austin, Texas Data Portal
Examples: Water Quality Sampling Data; Affordable Housing Inventory; Adult and Children Vaccinations.
City of Chicago Data Portal
Examples of datasets: Average daily traffic counts by street; crimes by neighborhood; monthly vaccine distribution.
An open data project for King County, WA. Various county government entities have provided the data.
Most popular datasets include police incident response; crime by police precinct; traffic accidents; travel time; wages.
Central clearinghouse for data published by the City and County of San Francisco. Examples: Beach water quality; airport noise data; homeless population.
NYC Open Data
Official data portal for New York City. 1200 datasets about the city, eg. health, social services, public safety, transportation.
Library Research Service
The LRS conducts research about academic, public, and school libraries and provides statistics and analyses.
Population and Demographics