Found 50 datasets matching filters.
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The DC Office of the Chief Financial Officer (OCFO), Office of Tax and Revenue (OTR), Real Property Tax Administration (RPTA) values all real property in the District of Columbia. This public...
Search relevance: 1.00 | Views last month: 54 | Published on: 2026-01-27 -
These are lands still within the District of Columbia that has never been subdivided into either Record or Tax Lots through the two offices that manage land records (OS & RPTA), this land is...
Search relevance: 1.00 | Views last month: 10 | Published on: 2026-03-19 -
These are lines that occurred on the city’s 1901-1905 set of master plans for all proposed roads. If a highway planning line crosses a particular property, that land cannot become a Record Lot by...
Search relevance: 1.00 | Views last month: 6 | Published on: 2026-03-19 -
The dataset contains locations and attributes of owner lines with dimensions. The tax information (attribution) comes from the Office of Tax and Revenue's Public Extract file. The creation of this...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-19 -
DC's Real Property Tax Administration defines assessment and taxation lots, often referred to as A&T lots or simply tax lots. These lots are strictly for real estate taxation purposes and...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-19 -
Appropriation points. U.S Appropriations are lands set aside at the time of the original founding and platting of the city for use by the U.S. Federal Government. The White House, for instance,...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-19 -
Alley widths, street frontages, were captured during the vector property effort and reside in their own feature class. 99% of the time, these features should be coincident with the square...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-19 -
These are not to be confused with utility or private easements. They are often placed after an alley closing for traffic or access. Very few of the actual lines have been captured in this data set.
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-12 -
Tax Lot points. DC's Real Property Tax Administration defines assessment and taxation lots, often referred to as A&T lots or simply tax lots. These lots are strictly for real estate taxation...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-19 -
These are lands still within the District of Columbia that has never been subdivided into either Record or Tax Lots through the two offices that manage land records (OS & RPTA), this land is...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-19 -
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...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-19 -
These are lands still within the District of Columbia that has never been subdivided into either Record or Tax Lots through the two offices that manage land records (OS & RPTA), this land is...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-19 -
Condo lots are individual lots for each condominium. The lot numbers normally range from 2000-6999. These condo lots are not geographically defined other than being within a air rights, record,...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19 -
Squares are calculated by the outer extents of the record or tax lots within a defined area (typically a city block). There are roughly 4896 active squares. A Square is similar to a city block....
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19 -
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...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19 -
Squares are calculated by the outer extents of the record or tax lots within a defined area (typically a city block). There are roughly 4896 active squares. A Square is similar to a city block....
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19 -
Alley Street Changes Lines. The dataset contains locations and attributes of Alley Street Changes Lines, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19 -
Record lots are defined by the Department of Buildings (DOB) – Office of the Surveyor (OS) - DC Surveyor. They are official, platted, recorded subdivision lots created by the D.C Surveyor’s Office...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19 -
These are lines beyond which property owners or others have no legal or vested rights to extend a building or any part thereof without approval of the proper authorities; ordinarily a line of...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19 -
Air right lots are reflect a party’s right to construct an improvement above an existing area of land that is not owned by the constructor. They are a type of development right in real estate...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-19
