NE Provenance

100 Essex Ave

Portsmouth, NH 03801

residentialSingle Family
Owner
Rol...
Owner Type
Individual
Assessed
$643,200
Built
1940
Sq Ft
1,344
Lot
0.23 ac
Bed/Bath
2/1
Type
Single Family
Elevated Risks18ConditionC4Fire GradeCPermits1Last PermitJun 2008FloodX

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100 Essex Ave, Portsmouth, NH 03801— Property Report

Home& Property Details

100 Essex Ave is a Cape Cod single family built in 1940 located in Portsmouth, Rockingham County, NH. The home has 1,344 square feet of living area on a 0.23-acre lot. The home has 2 bedrooms, 1 bathroom across 2 stories.

Flood Zone & Natural Hazard Assessment

100 Essex Ave 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 Relatively 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 100 Essex Ave at Grade C (Adequate fire protection access). The nearest fire station, Portsmouth - Central Fire Station, is 1.3 miles away. This grade reflects fire station proximity, department capabilities, hydrant coverage, and municipal water infrastructure.

Building Permits & Property History

Municipal records show 1 building permit on file for 100 Essex Ave. The most recent permit was filed June 29, 2008. The current municipal assessment is $643,200, with $365,100 attributed to land and $278,100 to improvements. The property last sold on June 23, 2025 for $10,650. The deed history includes 1 recorded conveyance.

PortsmouthNeighborhood & Community

100 Essex Ave is located in Portsmouth, Rockingham County, NH. The property is zoned SRB (Single Residence B). The median home value in this census tract is $513,200. Median household income is $89,439. The owner-occupancy rate in the surrounding area is 50%. The property is served by the Portsmouth school district.

Full Property Intelligence Report

The complete NE Provenance report for 100 Essex Ave, 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.