Norwalk City property record for 12 Nelson Ave, Norwalk, CT 06851 · Last verified July 2026
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 2.5 ba · 1,616 sqft · built 1925 |
| Lot Size | 0.23 acres (10,019 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $347,500 (Oct 2004) |
| Tax Bill | $10,088 (2025) |
| Deeds & Mortgages | Aug 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | D:1 B:80 L:29A |
| Primary APN | D:1 B:80 L:29A |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,616 sqft Living Area |
| Gross Area | 3,116 sqft |
| 1st Floor Area | 940 sqft |
| Basement Area | 676 sqft |
| Unfinished Basement | 264 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1976 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 10,019 sqft (0.23 acres) |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Oil |
| Account Number | 3291 |
|---|---|
| Street Address | 12 NELSON AVE |
| City | NORWALK |
| State | CT |
| Zip | 06851-3924 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Block | 80 |
| Legal Lot Number | 29A |
| Jurisdiction | NORWALK CT |
| Township / Civil Division | NORWALK |
| Census Block Group | 3 |
| Census Block | 3023 |
| Census Tract | 42800 |
Source: Norwalk City records · APN D:1 B:80 L:29A
Assessment roll updated June 25, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 12 NELSON AVE, NORWALK, CT 06851-3924 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 29, 2004 · Amount on Record |
| Deed Sale | Oct 29, 2004 · Amount on Record |
| Prior Sale | Oct 15, 2004 · Amount on Record |
| Deed Book / Page | 5605 / 3 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NORWALK CT |
| Property Address | 12 NELSON AVE, NORWALK, CT 06851-3924 |
| Document Number | 8572-302 |
| Book / Page | 008572 / 000302 |
| Transaction Type | Mortgage |
| Record Updated | Sep 12, 2017 |
| Name | Verified Name |
|---|---|
| Address | 12 NELSON AVE NORWALK CT 068513924, NORWALK, CT 06851-3924 |
| Document Number | 8572-302 |
|---|---|
| Date | Aug 22, 2017 |
| Book Page | 008572/000302 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 240 Months |
| Due | Aug 21, 2037 |
Source: Norwalk City records · Assessment roll updated June 25, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision / Municipality | Norwalk City |
| Unified School District | Norwalk School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $10,088.00 | $422,100 (+28.83%) Land $189,710 Building $232,390 | $295,470 Land $132,797 Building $162,673 |
| 2024 | $10,088.00 (+22.74%) | ||
| 2023 | $8,219.00 (+2.2%) | $327,640 (-) Land $153,830 Building $173,810 | |
| 2022 | $8,042.00 | $327,640 Land $153,830 Building $173,810 |
Source: FEMA National Flood Hazard Layer, County delivery 09001C, updated November 28, 2025 · 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 |
| 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; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 383 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Optimum Communications | Fiber | 8,000 / 8,000 |
| Frontier | Fiber | 7,000 / 7,000 |
| Xfinity | Fiber | 2,000 / 2,000 |
| Optimum Communications | Cable | 940 / 35 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: AT&T, Verizon, Xfinity. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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