NE Provenance

180 Islington St

Portsmouth, NH 03801

Other
Owner
ZJB...
Owner Type
LLC
Tenure
10 yrs
Assessed
$1,040,500
Built
1840
Sq Ft
3,354
Lot
0.09 ac
Bed/Bath
—
Type
Other
Elevated Risks18ConditionC1Fire GradeBPermits21Last PermitMar 2026FloodX

Building & Site Intelligence

Complete building characteristics, construction details, and site data from municipal assessor records and supplementary sources.

Available intelligence on this tab

Construction typeExterior & roof materialsFoundationHeating & cooling systemsStories, bedrooms, bathroomsBuilding & roof footprintGarage & parkingZoning & land useElevationSoil type & drainageUtility connectionsNearest structure distanceDensity classificationEnergy code tierAlternate addressesUSPS mailing cityAddress verification

Data coverage varies by municipality — check availability

Unlock full intelligence for 180 Islington St

Property professional?

Full access to 180 Islington St and 4.7M+ others

Free for 14 days, cancel anytime

Home owner, buyer, or seller?

Your agent can share the full report with you for free

Search for Other Properties

180 Islington St, Portsmouth, NH 03801— Property Report

Home& Property Details

180 Islington St is a Other built in 1840 located in Portsmouth, Rockingham County, NH. The home has 3,354 square feet of living area on a 0.09-acre lot.

Flood Zone & Natural Hazard Assessment

180 Islington St is in FEMA flood zone X. Zone X is outside the Special Flood Hazard Area, meaning the property has minimal flood risk according to FEMA mapping. The FEMA National Risk Index composite rating for this area is Very Low. The ASCE 7-22 design wind speed for this location is 112 mph. The ground snow load is 50 psf. The EPA radon zone is 1 (highest potential).

Fire Protection

NE Provenance rates the fire protection for 180 Islington St at Grade B (Strong fire protection access). The nearest fire station, Portsmouth - Central Fire Station, is 0.3 miles away. This grade reflects fire station proximity, department capabilities, hydrant coverage, and municipal water infrastructure. Properties with Grade A or B typically receive favorable insurance rates due to strong fire protection infrastructure.

Building Permits & Property History

Municipal records show 21 building permits on file for 180 Islington St. The most recent permit was filed March 20, 2026. In the past five years, 13 permits have been issued. The current municipal assessment is $1,040,500, with $442,700 attributed to land and $597,800 to improvements. The property last sold on July 27, 2015 for $545,000.

PortsmouthNeighborhood & Community

180 Islington St is located in Portsmouth, Rockingham County, NH. The property is zoned CD4-L2 (Character District 4 Limited). The median home value in this census tract is $692,600. Median household income is $89,523. The owner-occupancy rate in the surrounding area is 36%. The property is served by the Portsmouth school district.

Full Property Intelligence Report

The complete NE Provenance report for 180 Islington St, Portsmouth, NH includes over 430 data attributes sourced from 140+ public and proprietary datasets. The full report covers building construction and materials, NEP Condition Estimate derived from permit history, system ages for roof, electrical, plumbing, and HVAC, complete ownership and deed chain with transaction classification, FEMA flood and coastal hazard analysis, environmental contamination screening, and neighborhood demographics. Available as a professional property wallet, PDF report, or structured data export.