9 Mountain St, Derby, CT 06418 Property Records

Derby City property record for 9 Mountain St, Derby, CT 06418 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,176 sqft · built 1927
Lot Size	0.172 acres (7,492 sqft)
Owner	Individual Name on File
Last Sale	$262,000 (May 2021)
Tax Bill	$5,570 (2025)
Deeds & Mortgages	May 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`DERB M:8 B:11 L:62`

Property Details

APN / Parcel Number

Primary APN	`DERB M:8 B:11 L:62`
Alternative APNs	`001339` `7194` `1339`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,176 sqft Living Area
1st Floor Area	1,176 sqft
Basement Area	840 sqft
Unfinished Basement	840 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1927
Effective Year Built	Effective 1927
Architectural Style	Cape Cod
Exterior Material	Wood Siding
Construction Type	Frame
Lot Area	7,492 sqft (0.172 acres)
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Gas
Sewer	Septic

Location & Zoning

Account Number	1339
Street Address	9 MOUNTAIN ST
City	DERBY
State	CT
Zip	06418-1307
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Block	11
Legal Lot Number	62
Jurisdiction	DERBY CT
Township / Civil Division	DERBY
Census Block Group	1
Census Block	1002
Census Tract	120200

Owner

Source: Derby City records · APN DERB M:8 B:11 L:62

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	9 MOUNTAIN ST, DERBY, CT 06418-1307
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 04, 2021 · Amount on Record
Deed Sale	May 04, 2021 · Amount on Record
Prior Sale	Oct 13, 1988 · Amount on Record
Deed Document Number	2021870
Deed Book / Page	847 / 187
Record Updated	Sep 20, 2026

May 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	DERBY CT
Recording Date	May 04, 2021
Property Address	9 MOUNTAIN ST, DERBY, CT 06418-1307
Document Number	847-187
Book / Page	847 / 187
Instrument Date	May 03, 2021
Instrument	870
Transaction Type	Transfer
Record Updated	May 20, 2021

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
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

Mortgage

Document Number	871
Date	May 04, 2021
Instrument	871

Lender

Name	BANK OF AMERICA NA
Type	Bank

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Derby City records · Assessment roll updated June 25, 2026 · Last verified July 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$5,570.00	$128,940 (-) Land $32,140 Building $96,800	$90,258 Land $22,498 Building $67,760
2024	$5,570.00 (+11.91%)
2023	$4,977.00	$128,940 (-) Land $32,130 Building $96,810
2022	$4,977.00	$128,940 Land $32,130 Building $96,810

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, County delivery 09009C, updated January 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 353 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Frontier	Fiber	7,000 / 7,000
Xfinity	Cable	2,000 / 250

May also be available at this address: Verizon, T-Mobile USA, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.