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Crash Reporting - Incidents Data
Montgomery County of Maryland —
This dataset provides general information about each collision and details of all traffic collisions occurring on county and local roadways within Montgomery County,... -
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Board of Review Appeal Decision History
Cook County of Illinois —
Historic land, building, and total assessed values for all Cook County parcels appealed with the Board of Review, from 2010 to present. The Board of Review uses these... -
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Allegheny County Fast Food Establishments
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
The Allegheny County Health Department has generated this list of fast food restaurants by exporting all chain restaurants without an alcohol permit from the... -
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Procurement - Bid Tabulations
Cook County of Illinois —
The bid tabulations provided herein are preliminary and are for informational purposes only. The purpose of providing this preliminary information is to improve... -
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Allegheny County Air Quality
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Air quality data is collected from the Allegheny County Health Department monitors throughout the county. This data must be verified by qualified individuals before... -
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311 Data
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This data set shows 311 service requests in the City of Pittsburgh. This data is collected from the request intake software used by the 311 Response Center in the... -
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Loudoun River and Stream Corridor Resources (RSCR)
Loudoun County, Virginia —
River and Stream Corridor Resources (RSCR) is a part of the Natural and Environmental Resources chapter of the new Loudoun County Zoning Ordinance adopted on Dec 13,... -
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Street Centerlines
Lake County, Illinois —
Download In State Plane Projection Here. ** The Street Centerline feature class now follows the NG911/State of Illinois data specifications including a... -
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Municipal Boundaries
Lake County, Illinois —
Download In State Plane Projection Here. Municipal boundaries are based on annexations, court orders and other legal documents filed in the office of the Recorder of... -
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Residential Permit
Montgomery County of Maryland —
Data for all Residential Building Permits issued since 2000, including status and work performed. Update Frequency: Daily -
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City of Pittsburgh Traffic Count
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This traffic-count data is provided by the City of Pittsburgh's Department of Mobility & Infrastructure (DOMI). Counters were deployed as part of traffic... -
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August 2025 Primary Election - Final Precinct Results
King County, Washington —
Final precinct level results for the August 5, 2025 Primary & Special Election. -
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Tax Administration's Real Estate - Sales Data
Fairfax County, Virginia —
This table contains property sales information including sale date, price, and amounts for properties within Fairfax County. There is a one to many relationship to... -
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Allegheny County Map Index Grid
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Map Index Sheets from Block and Lot Grid of Property Assessment and based on aerial photography, showing 1983 datum with solid line and NAD 27 with 5 second grid... -
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Edge of Pavement
Lake County, Illinois —
Download In State Plane Projection Here. The pavement boundaries were traced from aerial photography taken between March 15th, 2018 and April 25th, 2018. This dataset... -
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Freshwater Swim Beach Data
King County, Washington —
This data represents the results of the King County Swim Beach program. These data are generally available from mid-May to late September during the swim beach... -
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COVID-19 Impact on Unemployment Claims
King County, Washington —
Unemployment in King County resulting from strategies to slow the spread of COVID-19 -
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Allegheny County Assets
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset contains lists of various kinds of assets (open prior to or as of March 1, 2020), derived from a variety of local, state, and federal data sources. Some... -
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City of Pittsburgh Signalized Intersections
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Signalized intersections operated and maintained by the City of Pittsburgh's Department of Public Works