Norwalk City property record for 18 Nelson Ave, Norwalk, CT 06851
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,763 sqft · built 1946 |
| Lot Size | 0.24 acres (10,454 sqft) |
| Owner | Company Name on File |
| Last Sale | $504,000 (Aug 2022) |
| Tax Bill | $9,777 (2026) |
| Deeds & Mortgages | Aug 2022 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | D:1 B:80 L:12 |
| Primary APN | D:1 B:80 L:12 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,763 sqft Living Area |
| Gross Area | 3,423 sqft |
| 1st Floor Area | 1,091 sqft |
| Attic | Attic |
| Attic Area | 672 sqft |
| Basement Area | 967 sqft |
| Unfinished Basement | 538 sqft |
| Year Built | Built 1946 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 10,454 sqft (0.24 acres) |
| Garage Type | Basement |
| Parking Spaces | 1 Parking Space |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 3274 |
|---|---|
| Street Address | 18 NELSON AVE |
| City | NORWALK |
| State | CT |
| Zip | 06851-3925 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Block | 80 |
| Legal Lot Number | 12 |
| Jurisdiction | NORWALK CT |
| Township / Civil Division | NORWALK |
| Census Block Group | 3 |
| Census Block | 3024 |
| Census Tract | 42800 |
18 Nelson Ave is owned by a company that bought it in August 2022.
Source: Norwalk City records, as of October 21, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 30 CHARCOAL HILL RD, WESTPORT, CT 06880-1634 |
| Owner Type | Company |
| Vesting | Company |
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 | Aug 23, 2022 · Amount on File |
| Deed Sale | Aug 23, 2022 · Amount on File |
| Deed Document Number | 20222022008904 |
| Deed Book / Page | 9512 / 281 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | NORWALK CT |
| Recording Date | Aug 23, 2022 |
| Property Address | 18 NELSON AVE, NORWALK, CT 06851-3925 |
| Document Number | 009512-281 |
| Book / Page | 9512 / 281 |
| Instrument Date | Aug 19, 2022 |
| Instrument | 2022008904 |
| Transaction Type | Transfer |
| Record Updated | Apr 24, 2025 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 30 CHARCOAL HILL RD, WESTPORT, CT 06880-1634 |
The 2026 property tax bill for 18 Nelson Ave was $9,777, up 1.4% from the year before.
Source: Norwalk City assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision / Municipality | Norwalk City |
| Unified School District | Norwalk School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $9,777.00 (+1.39%) | $403,480 (-) Land $192,400 Building $211,080 | $681,720 (+141.37%) |
| 2025 | $9,643.00 | $403,480 Land $192,400 Building $211,080 | $282,436 Land $134,680 Building $147,756 |
| 2024 | $9,643.00 (+21.37%) | ||
| 2023 | $7,945.00 (+7.82%) | $316,720 (+5.5%) Land $156,010 Building $160,710 | |
| 2022 | $7,369.00 | $300,210 Land $156,010 Building $144,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Nelson Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective November 28, 2025
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 18 Nelson Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99% of Connecticut |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | NORWALK FIRST TAXING DISTRICT serves 40,256 people · EPA ID CT1030011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2025 |
| Lead | 3 ppb (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.
Source: FCC Broadband Data Collection, based on 383 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Fiber · Cable in parts of the area | 2,000 / 2,000 |
| Starlink Satellite | 280 / 30 |
May also be available: AT&T, Verizon.
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