Idaho State Tax Commission

GIS and Property Tax

The Geographic Information Systems (GIS) staff is mandated by Idaho Code to map over 1,245 different taxing districts comprised of more than 3,288 tax code areas (TCA), to ensure that all areas are in compliance with Idaho Statutes and the Tax Commission's Administrative Rules, and that property taxes are administered fairly and equitably.

• Introduction to GIS TCA data
• GIS taxing districts

Downloadable data and maps

• Proposed taxing district changes
• GIS taxing districts maps & data
• Tax code area GIS data
• GIS taxing district documents

GIS educational resources

• GIS educational resources center

Map resources

• Web Maps
• ISTC REST Services

Certification

• We have information for obtaining and maintaining certification.
• Register for Property Tax education

Last updated March 13, 2015