Surveys and section corners in District of Columbia
Survey records, section corners, and certificates of survey.
District of Columbia licensed land surveyor lookup
Search the District of Columbia Board of Professional Engineering for a licensed land surveyor by name or license number. Only a licensed surveyor can mark a legal property line on the ground, so check a surveyor's license before you hire one. Board phone 202-671-4500.
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- NGS survey mark and benchmark mapMap of National Geodetic Survey benchmarks and survey control marks. Zoom to a place, click a mark and open its datasheet with the mark's position, elevation a…
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- BLM General Land Office RecordsSearch original federal land patents and survey plats by name or legal description to find the first private owner of a parcel.
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- NGS Survey Mark DatasheetsFederal survey mark datasheets and control monument records, searchable by county or coordinates.
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- State Plane Coordinate System zonesThe official State Plane Coordinate System from the National Geodetic Survey: which zone covers each state and county, zone definitions and conversion tools.
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About surveys and section corners
Survey records can include recorded surveys, section corners, monuments, and subdivision plats. Check the county survey, GIS, or recorded-document office for available records and indexes.