21 Underhill Rd, Sandy Hook, CT 06482 Property Records

Newtown Town property record for 21 Underhill Rd, Sandy Hook, CT 06482 · Last verified July 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	2 Beds
Bathrooms	1.5 Baths
Year Built	Built 1925
Square Footage	1,313 sqft Living Area
Lot Size	6,098 sqft (0.14 acres)
Occupancy	Owner Occupied
Last Sale	$217,000 (2010)
Tax Bill	$5,906.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`NEWT M:43 B:15 L:36`
Alternative APNs	`NTWN M:43 B:15 L:36` `00525800` `525800`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Partial Baths	1 Partial Baths
Total Rooms	5 Rooms
Building Area	1,313 sqft Living Area
Gross Area	2,194 sqft Gross Area
1st Floor	881 sqft 1st Floor
Stories	2 Stories

Exterior

Year Built	Built 1925
Effective Year Built	Effective 1925
Architectural Style	Conventional Style
Exterior Material	Aluminum/Vinyl Exterior
Construction Type	Concrete Construction
Roof Construction	Gable Roof Construction
Roof Material	Shingle Roof
Lot Area	6,098 sqft (0.14 acres)

Utilities and HVAC

Heating System	Electric Heating
Heating Fuel	Gas Heating Fuel
Sewage	Septic Sewage
Water Source	Well Water Source

Location & Zoning

Account Number	525800
Street Address	21 UNDERHILL RD
City	SANDY HOOK
State	CT
Zip	06482-1207
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Block	15
Legal Lot Number	36
Jurisdiction	NEWTOWN CT
Minor Civil Division	NEWTOWN
Census Blockgroup	2
Census Block	2010
Census Tract	230501

Owner

Source: Newtown Town records · APN NEWT M:43 B:15 L:36

Assessment roll updated June 25, 2026 · Last verified July 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 File
Mailing Address	21 UNDERHILL RD, SANDY HOOK, CT 06482-1207
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jun 25, 2010 · Amount on Record
Deed Sale	Jun 25, 2010 · Amount on Record
Prior Sale	Sep 25, 2009 · Amount on Record
Deed Book / Page	968 / 323
Record Refreshed	Sep 20, 2026

Tax Assessment & Valuation

Source: Newtown Town records · Assessment roll updated June 25, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision	Newtown Town
Unified School District	Newtown School District (PK - 12)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$5,906.00	$205,490 (-) Land $37,400 Building $168,090	$143,843 Land $26,180 Building $117,663
2024	$5,906.00 (+9.53%)
2023	$5,392.00 (+11.82%)	$205,490 (+47.75%) Land $37,400 Building $168,090
2022	$4,822.00	$139,080 Land $41,030 Building $98,050

Flood & Wildfire

21 Underhill Rd is in FEMA Zone X, outside the Special Flood Hazard Area, with indirect wildfire exposure (Low risk).

Flood

Source: FEMA National Flood Hazard Layer · County delivery 09001C updated November 28, 2025

FEMA Flood Zone	Zone X minimal flood hazard · outside the 0.2% annual chance floodplain
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AE, within 500 ft

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to Homes	Low 20th percentile of exposed land nationally · 55th in Connecticut
Wildfire Likelihood	Low — about 1 in 10,000 per year
Exposure	Indirect within ember reach of burnable land · adjoins burnable vegetation

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