New Castle County property record for 115 Delaware St, New Castle, DE 19720
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 1.5 ba · 1,200 sqft · built 1992 |
| Lot Size | 0.06 acres (2,614 sqft) |
| Owner | Individual Name on File |
| Last Sale | $210,000 (Sep 2014) |
| Tax Bill | $1,584 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21-015.30-169 |
| Primary APN | 21-015.30-169 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 7 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,200 sqft Living Area |
| 1st Floor Area | 600 sqft |
| Flooring | Wood |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Architectural Style | Duplex Single |
| Exterior Material | Brick |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 2,614 sqft (0.06 acres) |
| Lot Dimensions | 56 ft deep x 30 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Connected |
| Street Address | 115 DELAWARE ST |
|---|---|
| City | HISTORIC NEW CASTLE |
| State | DE |
| Zip | 19720-4813 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | 21HR |
| Legal Subdivision | KOCZAK SUBD |
| Legal Lot Number | 2 |
| Jurisdiction | NEW CASTLE DE |
| Township / Civil Division | NEW CASTLE |
| Census Block Group | 2 |
| Census Block | 2021 |
| Census Tract | 16100 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the New Castle Historic District listed 1984 · 463 contributing resources · NRIS 84000312 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
115 Delaware St, a duplex, is owned by an individual who bought it in September 2014.
Source: New Castle County records, as of May 6, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 113 DELAWARE ST, HISTORIC NEW CASTLE, DE 19720-4813 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 12, 2014 · Amount on File |
| Deed Sale | Sep 12, 2014 · Amount on File |
| Deed Document Number | 20149150040806 |
| Deed Book / Page | 1647 / 332 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 115 Delaware St was $1,584.
Source: New Castle County assessment roll, as of April 13, 2026
| Type | Name |
|---|---|
| State | Delaware |
| County | New Castle County |
| Municipality | New Castle City |
| Unified School District | Colonial School District (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $1,584.00 | $285,300 Land $56,500 Building $228,800 |
| 2023 | $2,013.00 | $77,600 Land $10,500 Building $67,100 |
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.
FEMA maps place 115 Delaware St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective January 21, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 61 individual policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 71 units insured incl. 10 condo units |
| Nearby Flood Claims | 22 (1980–2020) |
| Claims Outside the SFHA | 6 of 22 |
| Most Recent Claim | Nov 2020 · rainfall accumulation |
| Claims by Event |
|
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.
The area around 115 Delaware St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MUNICIPAL SERVICES COMMISSION serves 5,549 people · EPA ID DE0000634 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2025 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 124 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| AT&T Fixed Wireless | 100 / 20 |
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