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Greenhouse Gas Emissions
Montgomery County of Maryland —
The monthly Greenhouse Gas (GHG) emission data represents Montgomery County Facilities and Fleet by month beginning July 2019. Facilities: The Facilities GHG data... -
County
Assessor - Parcel Sales
Cook County of Illinois —
Update 10/31/2023: Sales are no longer filtered out of this data set based on deed type, sale price, or recency of sale for a given PIN with the same price. If users... -
County
Assessor - Commercial Valuation Data
Cook County of Illinois —
Commercial valuation data collected and maintained by the Cook County Assessor's Office, from 2021 to present. The office uses this data primarily for valuation and... -
County
Assessor - Assessed Values
Cook County of Illinois —
Land, building, and total assessed values for all Cook County parcels, from 1999 to present. The Assessor's Office uses these values for reporting, evaluating... -
County
Assessor - Parcel Universe (Current Year Only)
Cook County of Illinois —
A current-year-only universe of Cook County parcels with attached geographic, governmental, and spatial data. When working with Parcel Index Numbers (PINs) make sure... -
County
Assessor - Neighborhood Boundaries
Cook County of Illinois —
Neighborhood polygons used by the Cook County Assessor's Office for valuation and reporting. These neighborhoods are specific to the Assessor. They are intended to... -
County
Assessor - Single and Multi-Family Improvement Characteristics
Cook County of Illinois —
Single and multi-family (less than 7 units) property characteristics collected and maintained by the Assessor's Office for all of Cook County, from 1999 to present.... -
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Cook County Address Points
Cook County of Illinois —
This dataset contains address points for addresses in Cook County. An ESRI Service is available at: https://hub-... -
County
Treasurer - Annual Tax Sale
Cook County of Illinois —
Under Illinois law, the Treasurer’s Office is required to hold an Annual Tax Sale. The sale is held once a year, sometime after the Second Installment. If property... -
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... -
County
KCSO Offense Reports: 2020 to Present
King County, Washington —
The King County Sheriff’s Office (KCSO) is providing offense report data captured in it's Records Management System (RMS) from 2020 to present. KCSO replaced its RMS... -
County
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... -
County
Habitat data for "Juvenile Pacific salmonid habitat use in two Puget Sound lowland rivers"
King County, Washington —
This dataset represents habitat measurements and fish sampling (https://data.kingcounty.gov/Environment-Waste-Management/Fish-data-for-Juvenile-Pacific-salmonid-... -
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Treasurer - Scavenger Tax Sale
Cook County of Illinois —
The biennial Scavenger Sale (conducted in odd-numbered years) offers taxes on properties that have delinquencies on three or more years that were not purchased at an... -
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Recreation Summer Camps
Montgomery County of Maryland —
List of all Camps (Register here:https://apm.activecommunities.com/montgomerycounty/Home) to include Aquatics, Basketball, Soccer, Special Interest, General Sports,... -
County
Cook County Clerk - Tax Agency Rates
Cook County of Illinois —
Tax Agency rates for Tax Years 2006 through 2013. Data is updated yearly. For more information on Tax agencies visit the Cook County Clerk's website at:... -
County
Assessor [Archived 05-31-2023] - 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... -
County
King County GIS - Open Data site and FTP Download portal
King County, Washington —
King County GIS data is at: https://gis-kingcounty.opendata.arcgis.com/ (new KCGIS Open Data site) OR http://www5.kingcounty.gov/gisdataportal/ (legacy KCGIS data FTP... -
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Recreation Spring Programs
Montgomery County of Maryland —
List of all programs (Register here: https://apm.activecommunities.com/montgomerycounty/Home) to include Aquatics, Senior and Tiny Tot Activities, Dance, Martial... -
County
Assessor - Property Tax-Exempt Parcels
Cook County of Illinois —
Parcels with property tax-exempt status across all of Cook County per tax year, from Tax Year 2022 on, with geographic coordinates and addresses. As of 2017 owner...