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Parcel Lots
District of Columbia —
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... -
Parcel Lots (Historical)
District of Columbia —
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... -
Air Rights Lots
District of Columbia —
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... -
Condo Approval Lots
District of Columbia —
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... -
Record Lot Points
District of Columbia —
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... -
Air Rights Lot Points
District of Columbia —
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... -
Public Easement Lines
District of Columbia —
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... -
Condo Regime
District of Columbia —
The Regimes are how Office of Tax and Revenue (OTR) quantifies units in a given condo development, grouping of condos. A condo regime number is assigned to each... -
Land Boundary Change
District of Columbia —
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... -
WDCEP Development Report
District of Columbia —
The DC Development Report is a summary of the major development and construction projects in the District of Columbia. WDCEP tracks major development/construction... -
Building Restriction Lines
District of Columbia —
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... -
Air Rights Lots (Historical)
District of Columbia —
Air right lots 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... -
Tax Lots
District of Columbia —
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... -
Tax Lot Points
District of Columbia —
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... -
Record Lots (Historical)
District of Columbia —
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... -
Condo Relate Table
District of Columbia —
The Condo Relate table contains attributes of air rights, record, and tax lots approved for active condos. Condominium documentation (Condo Book & Page) is... -
Common Ownership Lots
District of Columbia —
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... -
Square Points
District of Columbia —
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... -
Reservations (Historical)
District of Columbia —
U.S. Reservations are lands acquired for use by the Federal Government after the original founding of the city. These were all acquired by the Federal Government... -
Owner Lot Line Dimensions
District of Columbia —
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...