248 Silvermine Ave, Norwalk, CT 06850 Property Records

Norwalk City property record for 248 Silvermine Ave, Norwalk, CT 06850

Property Summary

Property Type	Duplex
Details	4 bd · 3.5 ba · 3,895 sqft · built 1920
Lot Size	0.51 acres (22,216 sqft)
Owner	Individual Name on Record
Last Sale	$999,000 (Aug 2021)
Tax Bill	$16,631 (2026)
Deeds & Mortgages	Aug 2021 Sale
Flood Zone	Zone X (minimal risk)
APN	`D:5 B:43 L:159`

Property Details

APN / Parcel Number

Primary APN	`D:5 B:43 L:159`
Alternative APNs	`NORW M:5 B:43 L:159` `NWLK M:5 B:43 L:159` `16839`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	12 Rooms
Units	2 Units
Stories	3 Stories
Building Area	3,895 sqft Living Area
Gross Area	8,441 sqft
1st Floor Area	2,271 sqft
Basement Area	2,711 sqft
Unfinished Basement	2,169 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1979
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gambrel
Roof Material	Asphalt
Lot Area	22,216 sqft (0.51 acres)
Deck Area	Deck Area
Greenhouse	Greenhouse

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	16839
Street Address	248 SILVERMINE AVE
City	NORWALK
State	CT
Zip	06850-1608
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	A2
Legal Block	43
Legal Lot Number	159
Jurisdiction	NORWALK CT
Township / Civil Division	NORWALK
Census Block Group	1
Census Block	1008
Census Tract	42900

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Silvermine Center Historic District listed 2009 · 112 contributing resources · NRIS 07001441

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Norwalk City 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	Individual Name on Record
Mailing Address	248 SILVERMINE AVE, NORWALK, CT 06850-1608
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 10, 2021 · Amount on Record
Deed Sale	Aug 10, 2021 · Amount on Record
Prior Sale	Dec 20, 2006 · Amount on Record
Deed Document Number	20212021011092
Deed Book / Page	9304 / 108
Record Updated	Oct 29, 2026

August 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NORWALK CT
Recording Date	Aug 10, 2021
Property Address	248 SILVERMINE AVE, NORWALK, CT 06850-1608
Document Number	009304-108
Book / Page	9304 / 108
Instrument Date	Aug 9, 2021
Instrument	2021011092
Transaction Type	Transfer
Record Updated	Jul 10, 2025
Title Company	NONE AVILABALE

Transaction

Amount	Amount Recorded
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
Relationship	Joint Tenants
Address	167 LAFAYETTE AVE, BROOKLYN, NY 11238-1008

Tax Assessment & Valuation

Source: Norwalk City assessment roll, as of June 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision / Municipality	Norwalk City
Unified School District	Norwalk School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$16,631.00 (-8.02%)	$761,650 (-) Land $171,350 Building $590,300	$1,226,554 (+130.06%)
2025	$18,082.00	$761,650 (+47.18%) Land $171,350 Building $590,300	$533,155 Land $119,945 Building $413,210
2024	$18,082.00 (+39.95%)
2023	$12,920.00 (+1.6%)	$517,500 (-) Land $157,070 Building $360,430
2022	$12,717.00	$517,500 Land $157,070 Building $360,430

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	SOUTH NORWALK ELECTRIC & WATER serves 42,000 people · EPA ID CT1030021
Water Source	Surface water
Last State Inspection	Jun 2024
Also Mapped Here	NORWALK FIRST TAXING DISTRICT
Lead	Under 1 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Organic carbon removal Jan 2019
Monitoring and Reporting	2 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 151 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
Xfinity Fiber	2,000 / 2,000

Cell Coverage

5G (outdoors only) and 4G LTE

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