170 Old Mill Rd, Greenwich, CT 06831 Property Records

Greenwich Town property record for 170 Old Mill Rd, Greenwich, CT 06831

Property Summary

Property Type	Single Family Home
Details	7 bd · 8.5 ba · 13,974 sqft · built 2004
Lot Size	4.11 acres (179,032 sqft)
Owner	Trust Name on File
Last Sale	$8,500,000 (Aug 2026)
Tax Bill	$48,175 (2026)
Deeds & Mortgages	Aug 2026 Sale Aug 2026 Sale + 2 more
Flood Zone	Zone X (minimal risk)
APN	`10-3124`

Property Details

APN / Parcel Number

Primary APN	`10-3124`
Alternative APNs	`GREE M:10 B:3124` `99/007`

Interior

Bedrooms	7 Beds
Full Baths	8.5 Baths
Half Baths	3 Half Baths
Total Rooms	20 Rooms
Stories	2 Stories
Building Area	13,974 sqft Living Area
Attic	Attic
Attic Area	624 sqft
Basement Area	6,362 sqft
Unfinished Basement	6,362 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2004
Effective Year Built	Effective 2004
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	179,032 sqft (4.11 acres)
Garage Type	Attached
Parking Spaces	1 Parking Space
Pool Type	Pool with Hot Tub/Spa
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Oil

Location & Zoning

Account Number	99/007
Street Address	170 OLD MILL RD
City	GREENWICH
State	CT
Zip	06831-2616
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RA-4
Legal Block	3124
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	1
Census Block	1012
Census Tract	10101

Owner

170 Old Mill Rd is owner-occupied and held in a trust since August 2026.

Source: Greenwich Town records, as of October 21, 2026

Owner of Record	Trust Name on File
Mailing Address	170 OLD MILL RD, GREENWICH, CT 06831-2616
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Revocable Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Aug 31, 2026	Warranty Deed, Transfer
Aug 31, 2026	Warranty Deed, Transfer
Aug 7, 2020	Deed of Trust, Mortgage · Balloon Mortgage SILICON VALLEY BANK
Aug 4, 2020	Warranty Deed, Transfer · Stand-Alone First Mortgage SILICON VALLEY BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 31, 2026 · Amount on File
Deed Sale	Aug 31, 2026 · Amount on File
Prior Sale	Aug 4, 2020 · Amount on File
Deed Document Number	20265498
Deed Book / Page	8607 / 179
Transfer Doc	6160000198
Record Updated	Oct 29, 2026

August 2026: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Aug 31, 2026
Property Address	170 OLD MILL RD, GREENWICH, CT 06831-2616
Document Number	0000005498
Book / Page	8607 / 179
Instrument Date	Aug 24, 2026
Instrument	20265498
Transaction Type	Transfer
Record Updated	Sep 15, 2026

Transaction

Amount	Amount on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	170 OLD MILL RD, GREENWICH, CT 06831-2616

August 2026: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Aug 31, 2026
Property Address	170 OLD MILL RD, GREENWICH, CT 06831-2616
Document Number	0000005498
Book / Page	8607 / 179
Instrument Date	Aug 24, 2026
Instrument	20265498
Transaction Type	Transfer
Record Updated	Sep 23, 2026

Transaction

Amount	Amount on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	170 OLD MILL RD, GREENWICH, CT 06831-2616

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	170 OLD MILL RD, GREENWICH, CT 06831-2616
Transaction Type	Mortgage
Record Updated	Mar 3, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	7713-265
Date	Aug 7, 2020
Book Page	7713/265
Instrument	6308

Lender

Name	SILICON VALLEY BANK
Type	Bank

Agreement

Type	Balloon Mortgage
Amount	Amount on Record
Term	121 Months
Due	Sep 1, 2030

August 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Aug 4, 2020
Property Address	170 OLD MILL RD, GREENWICH, CT 06831-2616
Document Number	7711-327
Book / Page	7711 / 327
Instrument Date	Jul 27, 2020
Instrument	6197
Transaction Type	Transfer
Record Updated	May 21, 2021

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	15 EDGEWOOD DR, GREENWICH, CT 06831-5213

Mortgage

Document Number	6198
Date	Aug 4, 2020
Instrument	6198

Lender

Name	SILICON VALLEY BANK
Type	Bank

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Rate	1.88%
Type Change Date	Aug 1, 2025
Max Rate At Change	2.25%
Index	LIBOR

Tax Assessment & Valuation

The 2026 property tax bill for 170 Old Mill Rd was $48,175, up 18.5% from the year before.

Source: Greenwich Town assessment roll, as of June 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision	Greenwich Town
Unified School District	Greenwich School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$48,175.00 (+18.54%)	$4,758,040 (+40.96%) Land $790,650 Building $3,967,390	$8,038,780 (+240.21%)
2025	$40,642.00	$3,375,540 Land $606,200 Building $2,769,340	$2,362,878 Land $424,340 Building $1,938,538
2024	$40,642.00 (+5.71%)
2023	$38,447.00 (+0.97%)	$3,375,540 (-) Land $606,200 Building $2,769,340
2022	$38,076.00	$3,375,540 Land $606,200 Building $2,769,340

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 170 Old Mill 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

Wildfire risk around 170 Old Mill Rd is low, with a 0.02% 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	0.02% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 50 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber	980 / 880

Cell Coverage

4G LTE only, no 5G reported

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