55 Prospect St, Dover, NH 03820 Property Records

Strafford County and Dover City property record for 55 Prospect St, Dover, NH 03820

Property Summary

Property Type	Duplex
Details	5 bd · 3 ba · 2,748 sqft · built 2019
Lot Size	1.03 acres (44,867 sqft)
Owner	Company Name on File
Last Sale	$54,000 (Dec 2002)
Tax Bill	$15,431 (2025)
Deeds & Mortgages	Mar 2019 Construction Loan
Flood Zone	Zone AE (high risk)
APN	`DOVR M:10002 B:B L`

Property Details

APN / Parcel Number

Primary APN	`DOVR M:10002 B:B L`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Half Baths	2 Half Baths
Total Rooms	10 Rooms
Units	2 Units
Stories	2 Stories
Building Area	2,748 sqft Living Area
1st Floor Area	1,344 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2019
Effective Year Built	Effective 2019
Architectural Style	Duplex Single
Exterior Material	Aluminum/Vinyl
Lot Area	44,867 sqft (1.03 acres)

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	55 PROSPECT ST
City	DOVER
State	NH
Zip	03820-3304
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R-12
Legal Block	B
Jurisdiction	DOVER CITY NH
Township / Civil Division	DOVER
Census Block Group	3
Census Block	3007
Census Tract	81600

Owner

55 Prospect St, a duplex, is owned by a company that bought it in December 2002.

Source: Strafford County and Dover City records, as of October 5, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on File
Mailing Address	171 COLUMBUS AVE, DOVER, NH 03820-5521
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 2, 2002 · Amount on File
Deed Sale	Dec 2, 2002 · Amount on File
Deed Book / Page	2638 / 690
Record Updated	Oct 29, 2026

March 2019: Warranty Deed, Construction Loan

Document Type	Warranty Deed
Jurisdiction	DOVER CITY NH
Recording Date	Mar 22, 2019
Property Address	55 PROSPECT ST, DOVER, NH 03820-3304
Document Number	0046420321
Book / Page	004642 / 000321
Instrument Date	Mar 22, 2019
Instrument	3332
Transaction Type	Construction Loan
Record Updated	Apr 1, 2019
Title Company	NOT AVAILABLE

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	171 COLUMBUS AVE DOVER NH 038205521, DOVER, NH 03820-5521

Mortgage

Document Number	46420323
Date	Mar 22, 2019
Book Page	004642/000323
Instrument	3333

Lender

Name	PROVIDENT BK
Type	Bank
Address	AMESBURY, ME 01913

Agreement

Type	Construction Mortgage
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2025 property tax bill for 55 Prospect St was $15,431, up 8.3% from the year before.

Source: Strafford County and Dover City assessment roll, as of July 28, 2026

Property Jurisdictions

Type	Name
State	New Hampshire
County	Strafford County
Municipality	Dover City
Unified School District	Dover School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$15,431.00 (+8.31%)	$784,100 (-) Land $180,500 Building $603,600
2024	$14,247.00 (+18.6%)	$784,100 (+22.06%) Land $180,500 Building $603,600
2023	$12,013.00 (+3.35%)	$642,400 (+9.64%) Land $162,500 Building $479,900
2022	$11,624.00	$585,900 Land $171,500 Building $414,400

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 55 Prospect St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective April 26, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Nearby Flood Policies	4 in force
Nearby Flood Claims	6 (1984–2007)
Claims Outside the SFHA	1 of 6
Most Recent Claim	Apr 2007 · Severe Storms And Flooding
Claims by Event	Severe Storms And Flooding, Apr 2007 · 4 claims

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

Wildfire risk around 55 Prospect St is low, with a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · above 52% of New Hampshire
Wildfire Likelihood	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	DOVER WATER DEPT serves 29,000 people · EPA ID NH0651010
Water Source	Groundwater
Last State Inspection	Oct 2025
Lead	1 ppb (2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
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 288 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Breezeline Fiber · Cable in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20