Maps and Informational Links at Saint Paul Site: 

District and Wards Maps of Saint Paul
Maps showing the overlapping boundaries of wards and district councils

Land Use Resources: 

District 6 Large Area Plan
Did you know District 6 has an area plan?  Hey, you can't have a Planning Council without a plan!  So here it is, in its entirety and in full color!  But be warned it is a 28MB file: right-mouse-click on the link and choose "Save Link As..." to start the download in a separate window and open the downloaded PDF file in Adobe Acrobat.

Zoning Maps of Saint Paul
Maps of Land Use zoning for the city section-by-section 

Zoning Types Summarized
A concise run-down of what the various zoning classifications mean and what is allowed in each

Licensing / Permit Info
Here you can find out about the requirements and process for attaining various licenses. 

Ramsey County GIS Mapping
Clickable, zoomable map detailing various individual lot statistics (lot frontage, zoning, approximate placing of buildings, etc.)

Ramsey County Property Information - RRinfo
Property tax records and information 

Human Geography and Socioeconomics:

Census Fact Sheet for North End / District 6 at Wilder.org
A brief summary of some socioeconomic statistics and other information about the North End 

American Factfinder 
Population Statistics, Economics, and Thematic Maps by U.S. Census.  Some of the data is extremely detailed, with some thematic maps showing information at a block-by-block level for the 2000 census.