5 Knoll St, Riverside, CT 06878 Property Records

Greenwich Town property record for 5 Knoll St, Riverside, CT 06878

Property Summary

Property Type	Single Family Home
Details	5 bd · 5 ba · 4,578 sqft · built 1926
Lot Size	0.44 acres (19,166 sqft)
Owner	2 Individual Names on Record
Last Sale	$2,700,000 (Aug 2008)
Tax Bill	$23,492 (2026)
Deeds & Mortgages	Jun 2023 Refinance Apr 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`05-1536S`

Property Details

APN / Parcel Number

Primary APN	`05-1536S`
Alternative APNs	`GREE M:05 B:1536/S` `409/147`

Interior

Bedrooms	5 Beds
Full Baths	5 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	4,578 sqft Living Area
Basement Area	918 sqft
Unfinished Basement	918 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1926
Effective Year Built	Effective 1979
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	19,166 sqft (0.44 acres)
Garage Type	Detached
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	409/147
Street Address	5 KNOLL ST
City	RIVERSIDE
State	CT
Zip	06878-2110
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-12
Legal Block	1536/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2010
Census Tract	11100

Owner

Source: Greenwich Town records, as of October 21, 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 Record
Mailing Address	5 KNOLL ST, RIVERSIDE, CT 06878-2110
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 15, 2023	Deed of Trust, Mortgage · Stand-Alone Refinance M & T BANK
Apr 12, 2021	Deed of Trust, Mortgage · ARM PEOPLES UNITED BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 29, 2008 · Amount on Record
Deed Sale	Aug 29, 2008 · Amount on Record
Prior Sale	Jun 1, 2004 · Amount on Record
Deed Book / Page	5675 / 158
Transfer Doc	4656000257
Record Updated	Oct 29, 2026

June 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	5 KNOLL ST, RIVERSIDE, CT 06878-2110
Transaction Type	Mortgage
Record Updated	Feb 9, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	008228-195
Date	Jun 15, 2023
Book Page	8228/195
Instrument	3483

Lender

Name	M & T BANK
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2053

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	5 KNOLL ST, RIVERSIDE, CT 06878-2110
Transaction Type	Mortgage
Record Updated	Feb 9, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0007866-23
Date	Apr 12, 2021
Book Page	7866/23
Instrument	3719

Lender

Name	PEOPLES UNITED BANK
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	2.63%
Type Change Date	May 1, 2031
Index	LIBOR

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	$23,492.00 (+2.45%)	$2,240,770 (+20.77%) Land $1,375,640 Building $865,130	$4,664,231 (+259.13%)
2025	$22,930.00	$1,855,350 (-) Land $1,219,610 Building $635,740	$1,298,745 Land $853,727 Building $445,018
2024	$22,930.00 (+6.21%)
2023	$21,589.00 (+0.92%)	$1,855,350 (-) Land $1,219,610 Building $635,740
2022	$21,392.00	$1,855,350 Land $1,219,610 Building $635,740

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
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 96% of the US · lower than 94% 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 354 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Frontier Fiber	5,000 / 5,000
Verizon Fixed Wireless	300 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

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