Median estimated market value for properties in this county.
AssessorSearch county dataNew Castle County, DE
New Castle County, DE assessor property search and records
Use this county guide to find official assessor property search resources, recorder and deed links, tax records, GIS parcel maps, permits, and property data insights for New Castle County, Delaware. Search an address or APN, then jump to official county sources or property tax and value data.
Search a New Castle County address or APN
Official sources
New Castle County assessor, recorder, tax, and parcel map sources
Use this table to find the official county source for assessor property search, recorded documents, property tax, GIS parcel maps, permits, and zoning records.
| Record type | Official source | Notes |
|---|---|---|
| Assessed values | New Castle County Assessment Divisionwww.newcastlede.gov/181/Assessment |
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| Property search | New Castle County Property Owner Serviceswww.newcastlede.gov/247/Property-Owner-Services |
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| Deeds and recorded documents | New Castle County Recorder of Deeds Public Accessnewcastle.dts-de.com/PAXWorld/ |
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| Property taxes | New Castle County Tax Information & Formswww.newcastlede.gov/232/Tax-Information-Forms |
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| GIS and parcel maps | New Castle County GIS Services Hubapps-nccde.hub.arcgis.com |
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| Permits and building records | New Castle County Property Owner Services (Permits)www.newcastlede.gov/247/Property-Owner-Services |
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| Zoning and land use | New Castle County Zoning Map Viewerapps-nccde.hub.arcgis.com |
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County data
New Castle County tax rates and property values
County and city-level rollups from AssessorSearch indexed property data. Use these values as directional context, then verify parcel-specific details with the official county sources above.
Median assessed value from county assessment records when available.
AssessorSearch county dataMedian annual property tax amount from indexed tax records when available.
AssessorSearch county dataMedian effective property tax rate calculated from annual tax and value fields.
AssessorSearch county dataCity property data
Top city rollups for estimated value, assessed value, property tax rate, and tax amount.
| City | Median estimated value | Median assessed value | Median effective property tax rate | Median tax amount |
|---|---|---|---|---|
| Wilmington | $331,088 | $315,300 | 0.75% | $2,434 |
| Newark | $353,052 | $338,300 | 0.81% | $2,673 |
| Middletown | $530,263 | $499,100 | 0.71% | $3,647 |
| New Castle | $277,109 | $285,400 | 0.69% | $1,832 |
| Bear | $400,834 | $372,300 | 0.76% | $2,823 |
| Hockessin | $610,524 | $564,200 | 0.77% | $4,429 |
| Townsend | $452,250 | $440,850 | 0.76% | $3,359 |
| Claymont | $313,625 | $327,900 | 0.80% | $2,487 |
| Historic New Castle | $295,191 | $299,350 | 0.56% | $1,637 |
| Smyrna | $344,805 | $336,100 | 0.51% | $1,200 |
FAQ
New Castle County property records FAQ
Common questions about assessor, deed, tax, GIS, and permit records.
Where can I search New Castle County property records by address?
Use the official New Castle County Property Owner Services to search New Castle County property records by address or parcel number. Use AssessorSearch property search as a free, easy-to-use option to search New Castle County by address or APN.
How do I find the owners of New Castle County properties?
Use the official New Castle County Property Owner Services for county ownership and parcel records when owner names are available online. Use AssessorSearch property search as a free, easy-to-use option to look up New Castle County properties by address or APN.
Where can I verify assessed value in New Castle County?
Use the official New Castle County Assessment Division for assessed values, parcel details, exemptions, and property characteristics when those records are available online.
Where can I look up New Castle County property tax bills or payments?
Use the official New Castle County Tax Information & Forms for property tax bills, payment history, due dates, or tax collector records.
Where can I find deeds or recorded documents in New Castle County?
Use the official New Castle County Recorder of Deeds Public Access for deeds, mortgages, liens, plats, and other recorded documents. These records are usually separate from assessor property-value records.
Where can I view parcel maps or GIS data in New Castle County?
Use the official New Castle County GIS Services Hub for parcel maps, map layers, boundaries, and GIS context. GIS maps should be treated as reference tools, not legal surveys.
Where can I search permits or zoning in New Castle County?
Use New Castle County Property Owner Services (Permits) for permits and New Castle County Zoning Map Viewer for zoning or land-use records. City properties may require city-specific permit or planning portals.
Can I build a list of New Castle County property owners?
Use Affix by AssessorSearch for county property owner lists, filters, exports, skip tracing, and outreach workflows.
Related counties
More Delaware property records
Use related county pages when researching nearby property records or comparing official source patterns.