New Castle County property record for 510 E 4th St, Wilmington, DE 19801 · Last verified April 2026
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 1 ba · 2,636 sqft · built 1890 |
| Lot Size | 0.04 acres (1,742 sqft) |
| Owner | Company Name on File |
| Last Sale | $190,000 (Jul 2025) |
| Tax Bill | $468 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 26-043.40-152 |
| Primary APN | 26-043.40-152 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 10 Rooms |
| Stories | 3 Stories |
| Building Area | 2,636 sqft Living Area |
| 1st Floor Area | 1,012 sqft |
| Flooring | Wood |
| Interior Walls | Plaster |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Architectural Style | Row Home |
| Exterior Material | Brick |
| Roof Type | Flat |
| Roof Material | Wood |
| Lot Area | 1,742 sqft (0.04 acres) |
| Lot Dimensions | 100 ft deep x 17 ft wide |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 510 E 4TH ST |
|---|---|
| City | WILMINGTON |
| State | DE |
| Zip | 19801-4702 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | WILMINGTON |
| Legal Block | 1105 |
| Legal Lot Number | 5 |
| Jurisdiction | NEW CASTLE DE |
| Township / Civil Division | WILMINGTON |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 2900 |
Source: New Castle County records · APN 26-043.40-152
Assessment roll updated April 13, 2026 · Last verified April 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 226 N FRANKLIN ST, WILMINGTON, DE 19805-3665 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 25, 2025 · Amount on Record |
| Deed Sale | Jul 25, 2025 · Amount on Record |
| Prior Sale | Jun 30, 1998 |
| Deed Document Number | 202551817 |
| Record Updated | Jun 08, 2026 |
Source: New Castle County records · Assessment roll updated April 13, 2026 · Last verified April 2026
| Type | Name |
|---|---|
| State | Delaware |
| County | New Castle County |
| Municipality | Wilmington City |
| Unified School District | Christina School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $468.00 (-38.9%) | $67,300 (+223.56%) Land $29,700 Building $37,600 | |
| 2024 | $766.00 (+2.54%) | $20,800 (-) Land $2,700 Building $18,100 | $170,010 |
| 2023 | $747.00 (+1.08%) | $20,800 (-) Land $2,700 Building $18,100 | |
| 2022 | $739.00 | $20,800 Land $2,700 Building $18,100 |
Source: FEMA National Flood Hazard Layer, New Castle County (10003C), updated January 21, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 100030029002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 8 (1980–2013) |
| Claims Outside the SFHA | 5 of 8 |
| Most Recent Claim | Aug 2013 |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Listed Area | Within Wilmington Rail Viaduct listed 1999 · 29 contributing resources · NRIS 99001276 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 310 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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