Killingly Town property record for 309 Main St, Danielson, CT 06239 · Last verified July 2026
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 2 ba · 1,848 sqft · built 1925 |
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | Company Name on File |
| Last Sale | $95,000 (Sep 2013) |
| Tax Bill | $3,513 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | KILL M:181 B:139 |
| Primary APN | KILL M:181 B:139 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,848 sqft Living Area |
| 1st Floor Area | 750 sqft |
| Basement Area | 750 sqft |
| Unfinished Basement | 750 sqft |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1925 |
| Architectural Style | Duplex Single |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Lot Area | 7,841 sqft (0.18 acres) |
| Deck Area | Deck Area |
| Loading Dock | Loading Dock |
| Tennis Court | Tennis Court |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Septic |
| Account Number | 1059 |
|---|---|
| Street Address | 309 MAIN ST |
| City | DANIELSON |
| State | CT |
| Zip | 06239-2817 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Block | 139 |
| Jurisdiction | KILLINGLY CT |
| Township / Civil Division | KILLINGLY |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 904500 |
Source: Killingly Town records · APN KILL M:181 B:139
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 | Company Name on File |
|---|---|
| Mailing Address | PO BOX 324, BROOKLYN, CT 06234-0324 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Sep 30, 2013 · Amount on Record |
| Deed Sale | Sep 30, 2013 · Amount on Record |
| Prior Sale | Dec 04, 1997 · Amount on Record |
| Deed Book / Page | 1265 / 396 |
| Record Updated | Sep 20, 2026 |
Source: Killingly Town records · Assessment roll updated June 25, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Killingly Town |
| Municipality | Danielson Borough |
| Unified School District | Killingly 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 | $3,513.00 | $140,230 (+29.16%) Land $26,630 Building $113,600 | $98,161 Land $18,641 Building $79,520 |
| 2024 | $3,513.00 (+0.83%) | ||
| 2023 | $3,484.00 (+6.28%) | $108,570 (-) Land $22,050 Building $86,520 | |
| 2022 | $3,278.00 | $108,570 Land $22,050 Building $86,520 |
Source: FEMA National Flood Hazard Layer, County delivery 09015C, updated September 13, 2023 · 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: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Historic District | Within the Broad Street-Davis Park Historic District listed 1998 · 100 contributing resources · NRIS 98001556 |
|---|
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 414 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Frontier | Fiber | 7,000 / 7,000 |
| Xfinity | Cable | 2,000 / 250 |
| Cogeco Cable Holdings II | Cable | 1,000 / 50 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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