21 Lake Dr, Riverside, CT 06878 Property Records

Greenwich Town property record for 21 Lake Dr, Riverside, CT 06878

Property Summary

Property TypeSingle Family Home
Details5 bd · 4.5 ba · 3,921 sqft · built 1912
Lot Size0.28 acres (12,197 sqft)
OwnerIndividual Name on Record
Last Sale$5,300,000 (Jun 2026)
Tax Bill$19,612 (2025)
Deeds & MortgagesJun 2026 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN05-1661S

Property Details

APN / Parcel Number

Primary APN05-1661S
Alternative APNs
  • GREE M:05 B:1661/S
  • 389/039

Interior

Bedrooms5 Beds
Full Baths4.5 Baths
Half Baths1 Half Bath
Total Rooms10 Rooms
Stories2 Stories
Building Area3,921 sqft Living Area
AtticAttic
Attic Area496 sqft
Basement Area918 sqft
Unfinished Basement918 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1912
Effective Year BuiltEffective 1974
Architectural StyleColonial
Exterior MaterialWood Siding
Construction TypeStone
Roof TypeGable
Roof MaterialWood Shingle
Lot Area12,197 sqft (0.28 acres)
Garage TypeDetached
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHot Water
Heating FuelGas

Location & Zoning

Account Number389/039
Street Address21 LAKE DR
CityRIVERSIDE
StateCT
Zip06878-2014
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR-12
Legal Block1661/S
JurisdictionGREENWICH CT
Township / Civil DivisionGREENWICH
Census Block Group2
Census Block2013
Census Tract11100

Owner

Source: Greenwich Town records, as of July 1, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on Record
Mailing Address21 LAKE DR, RIVERSIDE, CT 06878-2014
OccupancyOwner Occupied
Owner TypeIndividual
VestingIndividual(s)

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 16, 2026 · Amount on Record
Deed SaleJun 16, 2026 · Amount on Record
Prior SaleApr 1, 2014 · Amount on Record
Deed Document Number20263679
Deed Book / Page8578 / 1
Record UpdatedSep 20, 2026

June 2026: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionGREENWICH CT
Recording DateJun 16, 2026
Property Address21 LAKE DR, RIVERSIDE, CT 06878-2014
Document Number00008578-1
Book / Page8578 / 1
Instrument DateJun 11, 2026
Instrument20263679
Transaction TypeTransfer
Record UpdatedJul 1, 2026

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address21 LAKE DR, RIVERSIDE, CT 06878-2014

Mortgage

DateJun 16, 2026
Lender
NameU S BANK N A
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Interest
Rate6.3%
Max Rate-1%

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateConnecticut
County SubdivisionGreenwich Town
Unified School DistrictGreenwich School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$19,612.00$1,586,900 (-) Land $919,240 Building $667,660$1,110,830 Land $643,468 Building $467,362
2024$19,612.00 (+6.21%)
2023$18,465.00 (+0.92%)$1,586,900 (-) Land $919,240 Building $667,660
2022$18,297.00$1,586,900 Land $919,240 Building $667,660

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

Flood

Source: FEMA National Flood Hazard Layer, effective November 28, 2025

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot 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 RiskLow
lower than 97% of the US · lower than 95% of Connecticut
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
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 SystemAQUARION-EASTERN FAIRFIELD COUNTY
private · serves 351,756 people · EPA ID CT0150011
Water SourceSurface water
Last State InspectionJun 2025
LeadUnder 1 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting24
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 182 locations within half a mile, as of December 31, 2025

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

May also be available: Xfinity.

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