Key:boundary

boundary
Description
The boundary tag is used to mark the borders of areas, mostly political, but possibly also of other administrative areas.  
Group: Boundaries
Used on these elements
Documented values: 37
Useful combination
Status: de facto
More details at taginfo
Tools for this tag

Usage

See also Boundaries

Boundaries mark the borders of areas, mostly political, but also of other administrative areas. See Boundaries for more details.

Values

See below for the main values of the boundary key:

Key Value Element Comment Rendering example Photo

Boundary types

boundary aboriginal_lands A boundary representing official reservation boundaries of recognized aboriginal / indigenous / native peoples.
boundary administrative An administrative boundary. Subdivisions of areas/territories/jurisdictions recognised by governments or other organisations for administrative purposes. These range from large groups of nation states right down to small administrative districts and suburbs, as indicated by the 'admin_level=*' combo tag.
boundary border_zone A border zone is an area near the border where special restrictions on movement apply. Usually a permit is required for visiting.
boundary forest A delimited forest is a land which is predominantly wooded and which is, for this reason, given defined boundaries. It may cover different tree stands, non-wooded areas, highways… but all the area within the boundaries are considered and managed as a single forest.
boundary forest_compartment A forest compartment is a numbered sub-division within a delimited forest, physically materialized with visible, typically cleared, boundaries.
boundary hazard A designated hazardous area, with a potential source of damage to health, life, property, or any other interest of value.
boundary maritime Maritime boundaries which are not administrative boundaries: the Baseline, Contiguous Zone and EEZ (Exclusive Economic Zone).
boundary marker A boundary marker, border marker, boundary stone, or border stone is a robust physical marker that identifies the start of a land boundary or the change in a boundary, especially a change in direction of a boundary. See also historic=boundary_stone
boundary national_park Area of outstanding natural beauty, set aside for conservation and for recreation (Other languages).
boundary place boundary=place is commonly used to map the boundaries of a place=*, when these boundaries can be defined but these are not administrative boundaries.
boundary political Electoral boundaries
boundary postal_code Postal code boundaries
boundary protected_area Protected areas, such as for national parks, marine protection areas, heritage sites, wilderness, cultural assets and similar.
boundary special_economic_zone A government-defined area in which business and trade laws are different.
boundary disputed An area of landed claimed by two or more parties (use with caution). See also Disputed territories.
boundary user defined All commonly used values according to Taginfo

Attributes

admin_level (number) Applies to boundary=administrative and is usually in the range 1 to 10, except for several countries (Bolivia, Germany, Mozambique, Netherlands, Philippines, Poland, Turkmenistan, Venezuela) where it is in the range 1 to 11 – see boundary.
border_type * To distinguish between types of boundary where admin_level isn't enough. Used in several different ways e.g in maritime contexts.
start_date (date) Useful if the boundary is very recent (or if it will become effective in a near future).

This table is a wiki template with a default description in English. Editable here.

See also

Relation:boundary for boundary relations.

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