Darien Town property record for 10 Sylvan Rd, Darien, CT 06820
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 4,948 sqft · built 2003 |
| Lot Size | 1.07 acres (46,609 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,925,000 (Oct 2010) |
| Tax Bill | $34,438 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | DARI M:11 B:25 |
| Primary APN | DARI M:11 B:25 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 4,948 sqft Living Area |
| 1st Floor Area | 2,032 sqft |
| Basement Area | 509 sqft |
| Unfinished Basement | 509 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Lot Area | 46,609 sqft (1.07 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Pool Type | In-Ground Pool |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Account Number | 9997 |
|---|---|
| Street Address | 10 SYLVAN RD |
| City | DARIEN |
| State | CT |
| Zip | 06820-2905 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-1 |
| Legal Block | 25 |
| Jurisdiction | DARIEN CT |
| Township / Civil Division | DARIEN |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 30200 |
10 Sylvan Rd is owned and occupied by two individuals who bought it in October 2010.
Source: Darien Town records, as of June 25, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 10 SYLVAN RD, DARIEN, CT 06820-2905 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 4, 2010 · Amount on File |
| Deed Sale | Oct 4, 2010 · Amount on File |
| Prior Sale | Aug 18, 2003 · Amount on File |
| Deed Book / Page | 1394 / 531 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 10 Sylvan Rd was $34,438.
Source: Darien Town assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Darien Town |
| Unified School District | Darien School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $34,438.00 | $2,224,670 Land $900,550 Building $1,324,120 | $1,557,269 Land $630,385 Building $926,884 |
| 2024 | $34,438.00 (+9.33%) | ||
| 2023 | $31,500.00 (+2.2%) | $1,788,780 (-) Land $643,230 Building $1,145,550 | |
| 2022 | $30,821.00 | $1,788,780 Land $643,230 Building $1,145,550 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 10 Sylvan Rd 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 10 Sylvan Rd is low, with 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 80% of the US · above 55% of Connecticut |
|---|---|
| Wildfire Likelihood | 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 | AQUARION-EASTERN FAIRFIELD COUNTY private · serves 351,756 people · EPA ID CT0150011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2025 |
| Lead | Under 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 24 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 139 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 |
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