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County
Allegheny County Dam Locations
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset shows the point locations of dams in Allegheny County. If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal... -
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Performance Parking Zones
Arlington County, VA —
Linear features representing the spatial extent of parking curbs included in the performance parking project. Data for this project was collected using surface-based... -
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Education - Graduate School Enrollment
Arlington County, VA —
The Arlington Profile combines countywide data sources and provides a comprehensive outlook of the most current data on population, housing, employment, development,... -
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Federal Township Plats - 1840
Lake County, Illinois —
This dataset is a derivative of the Federal Township Plats for Lake County, Illinois, the originals of which were captured on a high-resolution scanner by the... -
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Building Energy Usage
Arlington County, VA —
Energy usage and usage type for County-owned or occupied buildings -
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November 2023 General Election - Final Precinct Results
King County, Washington —
Final precinct results for the November 7, 2023 General Election. -
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Water Quality Monitoring Dashboard - Monitoring Sites
King County, Washington —
This dataset contains water quality monitoring sites for monitoring programs under the Lakes, Streams, Sound, and Ground unit in King County. This dataset is... -
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Allegheny County-Owned Roads Centerlines
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset shows the roads owned by Allegheny County. If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal... -
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Community Health Indicators
King County, Washington —
These indicators are presented by Public Health — Seattle & King County, in conjunction with the King County Hospitals for a Healthier Community (HHC). The data... -
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Loudoun County 2025 Apartment Guide
Loudoun County, Virginia —
Affordable Rental Housing in Loudoun County Affordable housing communities are eligible to renters based on Area Median Income (AMI) as defined by the U.S. Department... -
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Allegheny County Asbestos Permits
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Current asbestos permit data issued by the County for commercial building demolitions and renovations as required by the EPA. This file is updated daily and can be... -
County
Port Authority Monthly Average Ridership by Route
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset contains the average weekday, Saturday, and Sunday ridership by route for every month since January 2017. The aggregated ridership data allows quick... -
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Library Electronic Database Usage
Montgomery County of Maryland —
Compiled count of database access for all branches, by month, by fiscal year. Numbers represent “any action performed by the user in relation to a content item,"... -
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Real Property Tax Receivables
King County, Washington —
Please refer to the Real Property Tax Receivable Attributes Descriptions file for explanation. -
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Property Address
Arlington County, VA —
For every real estate property in Arlington, this dataset includes at least a primary address and may include additional addresses for properties with multiple... -
County
Assessor - Parcel Universe
Cook County of Illinois —
A complete, historic universe of Cook County parcels with attached geographic, governmental, and spatial data. When working with Parcel Index Numbers (PINs) make sure... -
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Police Juvenile Citations
Montgomery County of Maryland —
This data set contains data from juveniles cited by a police officer in Montgomery County. Update Frequency: Daily -
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Fleet Parts Customer Catalog
King County, Washington —
Parts and supplies available for ordering through King County Fleet Services -
County
Operation Green Spaces
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Inventory of City of Pittsburgh green spaces, maintained by the Operations Division in the Department of Public Works.