7 Kempf St, Nesconset, NY 11767 Property Records

Suffolk County and Smithtown Town property record for 7 Kempf St, Nesconset, NY 11767

Property Summary

Property Type	Single Family Home
Lot Size	0.15 acres (6,534 sqft)
Owner	Individual Name on Record
Last Sale	$335,000 (Mar 2023)
Tax Bill	$11,414 (2024)
Deeds & Mortgages	Mar 2023 Sale
Flood Zone	Zone X (minimal risk)
APN	`473489 142.-5-21`

Property Details

APN / Parcel Number

Primary APN	`473489 142.-5-21`
Alternative APNs	`0800-142.00-05.00-021.000` `348914200000050210000000` `47340033546`

Exterior

Lot Area	6,534 sqft (0.15 acres)

Location & Zoning

Street Address	7 KEMPF ST
City	NESCONSET
State	NY
Zip	11767-3305
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	2-79751 TC-58 MANN&BAUXBAUM W BIRD KEMPT ST DUERR
Legal Block	5
Legal Lot Number	21
Jurisdiction	SUFFOLK NY
Township / Civil Division	SMITHTOWN
Census Block Group	2
Census Block	2004
Census Tract	135403

Owner

Source: Suffolk County and Smithtown Town records, as of August 11, 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	7 KEMPF ST, NESCONSET, NY 11767-3305
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 29, 2023 · Amount on Record
Deed Sale	Mar 29, 2023 · Amount on Record
Prior Sale	Jul 24, 1998 · Amount on Record
Deed Book / Page	13195 / 433
Record Updated	Sep 20, 2026

March 2023: Deed, Transfer

Document Type	Deed
Jurisdiction	SUFFOLK NY
Recording Date	Mar 29, 2023
Property Address	7 KEMPF ST, NESCONSET, NY 11767-3305
Document Number	0131950433
Book / Page	13195 / 433
Instrument Date	Aug 5, 2022
Transaction Type	Transfer
Record Updated	Feb 13, 2024

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
Address	45 HUDSON VIEW WAY, TARRYTOWN, NY 10591-7521

Tax Assessment & Valuation

Source: Suffolk County and Smithtown Town assessment roll, as of August 11, 2026

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Smithtown Town
Unified School District	Sachem Central School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$5,200 (-) Land $150 Building $5,050	$650,000 (+10,775.02%) Land $18,750 Building $631,250
2024	$11,414.00
2023		$5,200 (-) Land $150 Building $5,050	$5,977 (+12.65%) Land $172 Building $5,805
2022	Homeowner's exemption	$5,200 Land $150 Building $5,050	$5,306 Land $153 Building $5,153

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 September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	8 (1979–2010)
Claims Outside the SFHA	8 of 8
Most Recent Claim	Mar 2010 · Severe Storms And Flooding

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; 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 97% of the US · lower than 96% of New York
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation

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	SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people · EPA ID NY5110526
Water Source	Groundwater
Last State Inspection	Jan 2024
Lead	1 ppb (2025–2027) action level 15 ppb

Violations Reported to EPA

Water Quality	Asbestos resolved · Jul 2020
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 486 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber	2,300 / 2,300