100 E Putnam Ave, Greenwich, CT 06830 Property Records

Greenwich Town property record for 100 E Putnam Ave, Greenwich, CT 06830

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	40,120 sqft · built 2024
Lot Size	0.76 acres (33,106 sqft)
Owner	Company Name on Record
Last Sale	$4,800,000 (Jul 2023)
Tax Bill	$141,894 (2026)
Deeds & Mortgages	Dec 2023 Refinance Jul 2024 Construction Loan + 2 more
Flood Zone	Zone X (minimal risk)
APN	`08-2821S`

Property Details

APN / Parcel Number

Primary APN	`08-2821S`
Alternative APNs	`GREE M:08 B:2821/S` `366/001`

Interior

Total Rooms	1 Room
Stories	3 Stories
Building Area	40,120 sqft Total Area
Basement Area	4,548 sqft
Unfinished Basement	4,548 sqft
Elevator	Elevator

Exterior

Year Built	Built 2024
Effective Year Built	Effective 2024
Exterior Material	Brick
Construction Type	Steel Frame
Roof Type	Gable
Roof Material	Shingle
Lot Area	33,106 sqft (0.76 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C

Location & Zoning

Account Number	366/001
Street Address	100 E PUTNAM AVE
City	GREENWICH
State	CT
Zip	06830
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	LBR-2
Legal Block	2821/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2000
Census Tract	10600

Owner

Source: Greenwich Town records, as of October 21, 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 Record
Mailing Address	2 ARMONK ST, GREENWICH, CT 06830-5803
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Dec 15, 2023	Deed of Trust, Mortgage · Stand-Alone Refinance FIRST COUNTY BANK
Jul 17, 2024	Deed of Trust, Mortgage · Construction Mortgage FIRST COUNTY BANK
Jul 12, 2023	Warranty Deed, Transfer · Stand-Alone First Mortgage DANIEL KAR KEUNG TSEU
Mar 20, 2020	Warranty Deed, Transfer MIDNIGHT COS COB LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 12, 2023 · Amount on Record
Deed Sale	Jul 12, 2023 · Amount on Record
Prior Sale	Mar 20, 2020 · Amount on Record
Deed Document Number	20234067
Deed Book / Page	8238 / 139
Transfer Doc	0007419-89
Record Updated	Oct 29, 2026

December 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	100 E PUTNAM AVE, GREENWICH, CT 06830-5626
Transaction Type	Mortgage
Record Updated	Jul 10, 2025

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	008286-159
Date	Dec 15, 2023
Book Page	8286/159
Instrument	7701

Lender

Name	FIRST COUNTY BANK
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	13 Months
Due	Jan 1, 2025

July 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	100 E PUTNAM AVE, GREENWICH, CT 06830-5626
Transaction Type	Mortgage
Record Updated	Jul 10, 2025

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0008343-32
Date	Jul 17, 2024
Book Page	8343/32
Instrument	3980

Lender

Name	FIRST COUNTY BANK
Type	Bank

Agreement

Type	Construction Mortgage
Amount	Amount Recorded
Term	25 Months
Due	Aug 1, 2026

July 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Jul 12, 2023
Property Address	100 E PUTNAM AVE, GREENWICH, CT 06830-5626
Document Number	008238-139
Book / Page	8238 / 139
Instrument Date	Jun 22, 2023
Instrument	4067
Transaction Type	Transfer
Record Updated	Jul 10, 2025
Title Company	NONE AVILABALE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2 ARMONK ST, GREENWICH, CT 06830-5803

Mortgage

Document Number	0000004069
Date	Jul 12, 2023
Instrument	4069

Lender

Name	DANIEL KAR KEUNG TSEU

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

March 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Mar 20, 2020
Property Address	100 E PUTNAM AVE, GREENWICH, CT 06830-5626
Document Number	7641-239
Book / Page	007641 / 000239
Instrument Date	Jan 9, 2020
Instrument	2292
Transaction Type	Transfer
Record Updated	Apr 10, 2020
Title Company	UNKNOWN

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$5,500.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	44 AMOGEONE CROSSWAY GREENWICH CT 06831, GREENWICH, CT 06831

Mortgage

Document Number	7641-244
Date	Mar 20, 2020
Book Page	007641/000244
Instrument	2294

Lender

Name	MIDNIGHT COS COB LLC

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

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	$141,894.00 (+34.53%)	$13,534,360 (+58.59%) Land $2,668,330 Building $10,866,030
2025	$105,471.00	$8,533,980 (+124.45%) Land $2,568,790 Building $5,965,190	$5,973,786 Land $1,798,153 Building $4,175,633
2024	$105,471.00 (+138.4%)
2023	$44,241.00 (+0.92%)	$3,802,120 (-) Land $2,568,790 Building $1,233,330
2022	$43,838.00	$3,802,120 Land $2,568,790 Building $1,233,330

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

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 500 ft
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 98% of the US · lower than 97.2% of Connecticut
Wildfire Likelihood	Under 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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 328 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880
Starlink Satellite	280 / 30

May also be available: Frontier.

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