480 Dennett St Portsmouth, NH 03801 / 3619

Residence for Single Family

(UPDATED: 12/29/2025)
  • 4 Beds
  • 3 Baths
  • 7.648 square feet
Property Report

Information about property on 480 Dennett St, Portsmouth NH, 03801-3619. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

As is shown in our records this property stands at 480 Dennett Street, Portsmouth, NH.

Facts

  • Built in 1952
  • Lot size 7,648 sqft
  • Rooms 5
  • Bedrooms 4
  • Bathrooms 3
  • Stories 1 story with basement
  • Style Ranch/Rambler
  • Basement Full Basement
  • Structure type Ranch
  • Heating & Cooling
  • Heat type Hot Water
  • Exterior Home Features
  • Exterior material Wood
  • Exterior walls Wood Siding
  • Roof type Asphalt
  • Parking & Garage
  • Parking Detached Garage
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Misc

  • Units 1

Listing info

  • Last sold Aug 2008 for $208,000

Householders and Tenants for 480 Dennett St, Portsmouth NH

Purchase History

DateEventPriceSourceAgents
08/05/2008 Sold $208,000 Public records

Cost estimate history

YearTaxAssessmentMarket
2012 $5,504 $313,600 N/A
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Where is 480 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
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
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
Property Use —
Open land or field
Area of Origin —
Outside area, other
First Ignition —
Organic materials, other
Heat Source —
Cigarette

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
Property Use —
1 or 2 family dwelling
17 Jul 2014 Hazardous condition, other
Property Use —
Residential street, road or residential driveway
10 Jan 2014 Electrical wiring/equipment problem, other
Property Use —
Residential street, road or residential driveway
02 Jan 2014 Carbon monoxide incident
Property Use —
1 or 2 family dwelling

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Properties Nearby

Street Address
31 Dennett St, Portsmouth, NH 03801-3647
Single Family
  • 3 beds
  • 2 baths
  • 1,266 sqft
  • Built in 1840
 

FAQ about the house at 480 Dennett St, Portsmouth, NH

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