481 Dennett St Portsmouth, NH 03801 / 3691

Map

Residence for Single Family

(UPDATED: 10/17/2025)
  • 4 Beds
  • 2 Baths
  • 6.997 square feet
Property Report

Information about property on 481 Dennett St, Portsmouth NH, 03801-3691. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

A Cape-cod style single-family two estate at 481 Dennett St, Portsmouth, NH.

Facts

  • Built in 1941
  • Lot size 6,997 sqft
  • Rooms 7
  • Bedrooms 4
  • Bathrooms 2
  • Stories 2 story with attic and basement
  • Style Cape Cod
  • Basement Full Basement
  • Structure type Cape cod
  • Heating & Cooling
  • Heat type Hot Water
  • Exterior Home Features
  • Exterior material Wood
  • Exterior walls Wood Siding
  • Roof type Asphalt
  • Parking & Garage
  • Parking Garage
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Misc

  • Units 1

Listing info

  • Last sold Sep 1993 for $115,600

Features

  • Fireplace

Householders and Tenants for 481 Dennett St, Portsmouth NH

Cost estimate history

YearTaxAssessmentMarket
2012 $4,717 $268,800 N/A
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Where is 481 Dennett St, Portsmouth NH located on map?

Dennett St Fire Incident History

To date, we have no information about fire incidents in 2026
07 May 2015 Special outside fire, other
416 Dennett St, Portsmouth NH
Property Use —
Graded and cared-for plots of land
Area of Origin —
Open area - outside; included are farmland, field
17 Mar 2010 Brush, or brush and grass mixture fire
1 Dennett St, Portsmouth NH
Property Use —
Outside or special property, other
Area of Origin —
Open area - outside; included are farmland, field
First Ignition —
Light vegetation - not crop, including grass
Heat Source —
Hot ember or ash
27 Mar 2006 Cultivated vegetation, crop fire, other
130 Dennett St, Portsmouth NH
Property Use —
Open land or field
Area of Origin —
Outside area, other
First Ignition —
Organic materials, other
Heat Source —
Cigarette

481 Dennett St incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2026
24 May 2012 Power line down
481 Dennett St, Portsmouth NH
Property Use —
Residential street, road or residential driveway

Dennett St Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2026
10 Jul 2015 Electrical wiring/equipment problem, other
31 Dennett St, Portsmouth NH
Property Use —
1 or 2 family dwelling
17 Jul 2014 Hazardous condition, other
571 Dennett St, Portsmouth NH
Property Use —
Residential street, road or residential driveway
10 Jan 2014 Electrical wiring/equipment problem, other
188 Dennett St, Portsmouth NH
Property Use —
Residential street, road or residential driveway
02 Jan 2014 Carbon monoxide incident
294 Dennett St, Portsmouth NH
Property Use —
1 or 2 family dwelling

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Properties Nearby

Street Address
46 Dennett St, Portsmouth, NH 03801-3600
Condo
  • 2 beds
  • 2 baths
  • 1,414 sqft

Dennett Street

Houses for Sale on Dennett Street (1)

Recently Sold Homes on Dennett Street (16)

Recent rentals on Dennett Street (8)

Portsmouth, NH

Houses for Sale on Portsmouth, NH (187)

Recently Sold Homes on Portsmouth, NH (1951)

Houses for Rent on Portsmouth, NH (24)

Recent rentals on Portsmouth, NH (133)

 

FAQ about the house at 481 Dennett St, Portsmouth, NH

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