Darien Town property record for 671 Post Rd, Darien, CT 06820
| Property Type | Office Building |
|---|---|
| Details | 6,476 sqft · built 1987 |
| Lot Size | 0.976 acres (42,515 sqft) |
| Owner | Company Name on Record |
| Last Sale | $1,100,000 (Nov 1997) |
| Tax Bill | $33,258 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | DARI M:16 B:64&65 |
| Primary APN | DARI M:16 B:64&65 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 6,476 sqft Gross Area |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Other |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Lot Area | 42,515 sqft (0.976 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | 10484 |
|---|---|
| Street Address | 671 POST RD |
| City | DARIEN |
| State | CT |
| Zip | 06820-4738 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Local Zoning Code | DBR |
| Legal Block | 64 , 65 |
| Jurisdiction | DARIEN CT |
| Township / Civil Division | DARIEN |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 30200 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Boston Post Road Historic District listed 1982 · 23 contributing resources · NRIS 82000997 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
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 | Company Name on Record |
|---|---|
| Mailing Address | 671 POST RD, DARIEN, CT 06820-4738 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 3, 1997 · Amount on Record |
| Deed Sale | Nov 3, 1997 · Amount on Record |
| Deed Book / Page | 844 / 394 |
| Record Updated | Sep 20, 2026 |
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 | $33,258.00 | $2,148,440 (+1.25%) Land $1,361,920 Building $786,520 | $1,503,908 Land $953,344 Building $550,564 |
| 2024 | $33,258.00 (-10.99%) | ||
| 2023 | $37,366.00 (+2.21%) | $2,121,840 (-) Land $1,238,090 Building $883,750 | |
| 2022 | $36,559.00 | $2,121,840 Land $1,238,090 Building $883,750 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective November 28, 2025
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
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 242 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 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
May also be available: T-Mobile.
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