New Castle County GIS Portal (Delaware)

New Castle County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate New Castle County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These New Castle County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in New Castle County, Delaware. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the New Castle County Assessor Office website.

New Castle County Assessor's Office New Castle DE 87 Reads Way 19720 302-395-5520


New Castle County Town and City Halls provide municipal services for their town or city, including preserving vital records and maintaining records on their jurisdiction such as New Castle County GIS maps. The GIS maps at a New Castle County Town or City Hall can include property boundaries, public property, unclaimed parcels, and roads, as well as appraisal values for properties and property tax assessments in New Castle County, Delaware. These GIS maps may also show population information, place names, zoning boundaries, bodies of water, flood zones, and other geographic information. Some Town and City Halls also have historical maps of their area. These maps are often available to the public on the New Castle County Town and City Hall website.

Bellefonte Town Hall Wilmington DE 901 Rosedale Avenue 19809 302-761-9638

Delaware City Town Hall Delaware DE 407 Clinton Street 19706 302-834-4573

Elsmere Town Hall Wilmington DE 11 Poplar Avenue, Ste 2 19805 302-998-2215

Middletown Town Hall Middletown DE 19 West Green Street 19709 302-378-9120

New Castle City Hall New Castle DE 220 Delaware Street 19720 302-322-9812

Newark City Hall Newark DE 220 South Main Street 19711

Newport Town Hall Newport DE 226 North James Street 19804 302-994-6403

Townsend Town Hall Townsend DE 661 South Street 19734 302-378-8082

New Castle County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including New Castle County property maps that show boundaries, public property, property divisions, and in some cases, population information in New Castle County, Delaware. They may also include property value assessments and property tax rates. New Castle County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

New Castle County Clerk Wilmington DE 800 North French Street 19801 302-395-7730


New Castle County Recorders of Deeds keep real estate records to ensure the accuracy of property and land records. In addition to deeds, Recorders of Deeds also have detailed county and local maps, including New Castle County GIS maps that show property lines, building information, public property, unclaimed parcels, as well as property value assessments and property tax information. These GIS maps may also include place names, zoning boundaries, bodies of water, flood zones, and other geographic information in New Castle County, Delaware. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the New Castle County Recorder of Deeds website.

New Castle County Recorder of Deeds Wilmington DE 800 North French Street 19801 302-395-7700