Ottawa 1:25,000 Scale Topographic Maps

Available online: 




1:25,000 scale vector base mapping files are available as individual themes covering the City of Ottawa and the National Capital Region. The data was compiled from 1:50,000 b/w photography in 1988 (MTM - NAD27) with some data updated to 1995.

Available Themes: 

Airports Runways, Beaver Dams, Bridges, Buildings, Contour Lines, Hydro Lines, Major Roads, Major Water Features, Railroads, Geocoded Roads file, Ottawa & Gatineau Elevation points, Town location, Vegetation areas, Water line features, Water boundary features.

Data Producer: 

National Capital Commission

Authorized Users: 

Carleton University students, faculty and staff


Users are required to sign a Data Use Agreement before files may be acquired. All use of the data shall acknowledge the National Capital Commission as the owner of copyright. Data is provided 'as is' and the National Capital Commission makes no warranties as to the condition, quality, completeness or freedom from error of any dataset, or its fitness for a particular use.

Content last reviewed: July 11, 2018