$389,000
1 bd1 ba555 sqft
90 Fleet St APT 4-5

The average Portsmouth, NH home value is $768,296, up 3.3% over the past year.
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $768,296
1-year Value Change: +3.3%
(Data through January 31, 2026)
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