• Organization: District of Columbia
• Updated: 2026-02-14T11:42:55.000Z

This layer is derived from the Common Ownership Lots and represents property transactions as they’ve occurred since the implementation of the Vector Property Mapping program in September 2006. A...

• api
• csv
• zip
• json
• kml
• zip
• +1 more

• Organization: District of Columbia
• Updated: 2025-07-30T13:48:09.000Z

The Office of the Chief Technology Officer (OCTO), Office of Tax and Revenue (OTR)Real Property Tax Administration (RPTA), and Department of Consumer and Regulatory Affair's (DCRA) Surveyor's...

• none

• Organization: District of Columbia
• Updated: 2021-12-08T17:02:36.000Z

Property lots in DC are identified by their Square Suffix Lot number (SSL). SSL are 12 characters in length. The first 4 characters are your Square. The middle 4 characters, if present, are your...

• none

• Organization: District of Columbia
• Updated: 2021-12-08T17:02:35.000Z

The maintenance requirements for the Real Property Geodatabase are focused on ensuring that the geodatabase design and the database itself will appropriately support the District’s data...

• none

• Organization: District of Columbia
• Updated: 2021-12-08T17:02:34.000Z

The Vector Property Geodatabase (VPG), often referred to Real Property Geodatabase (RPG), logical design describes the database design for storage of GIS layers identified in the September 23,...

• none

• Organization: District of Columbia
• Updated: 2008-11-21T00:00:00.000Z

This document was written and designed in 2008 to provide additional project background information to supplement existing metadata provided with the Vector Property Map Layers. The document is...

• none

• Organization: District of Columbia
• Updated: 2026-02-18T10:41:57.000Z

The common ownership lots is a single polygon layer that is built from various polygon feature classes of the District's Vector Property Mapping database including the below. It represents all...

• api
• csv
• zip
• json
• kml
• zip
• +1 more

• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

The Poverty Mapping Project: Global Subnational Infant Mortality Rates data set consists of estimates of infant mortality rates for the year 2000. The infant mortality rate for a region or country...

• html
• html
• none
• html

• Organization: University of Idaho
• Updated: 2023-01-29T03:11:02.000Z

The flight and images produced under this task order have been supplied to Nez Perce County for use in the development of the geographic information system (GIS) for the county of Nez Perce, Idaho...

• none
• api

• Organization: University of Idaho
• Updated: 2023-01-29T03:13:51.000Z

The flight and images produced under this task order have been supplied to Nez Perce County for use in the development of the geographic information system (GIS) for the county of Nez Perce, Idaho...

• none
• api

• Organization: University of Idaho
• Updated: 2023-01-29T03:12:57.000Z

The flight and images produced under this task order have been supplied to Nez Perce County for use in the development of the geographic information system (GIS) for the county of Nez Perce, Idaho...

• none
• api

• Organization: University of Idaho
• Updated: 2023-01-29T03:11:57.000Z

The flight and images produced under this task order have been supplied to Nez Perce County for use in the development of the geographic information system (GIS) for the county of Nez Perce, Idaho...

• none
• api

• Organization: University of Idaho
• Updated: 2023-01-29T03:15:54.000Z

The Lewis Clark Valley project was horizontally referenced to the North American Datum of 1983 (NAD83) 2011, Idaho: State Plane Idaho West Zone (Idaho portions), Washington: State Plane Washington...

• none
• api