CondominiumResidential
21 Brewster St
PORTSMOUTH, NH 03801
1880
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
Built 18806 units1,265–1,307 ft²
$5.1M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$838K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$644
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
+25.1%vs the Portsmouth ZIP median sale $/ft² ($515)
Sales Performance
—
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
2 arms-length sales on record for this building.
Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bed
6 units$838K · $644/ft²
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bd · 2 ba · 1,307 ft²
2 units$816K · $624/ft²
One-off layouts
4 units
Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.
$800K–$800K
1 unit
$826K–$832K
2 units
$843K–$851K
2 units
$947K–$947K
1 unit
Ownership & Financing
Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.100%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.67%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.7.8 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.0%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.45%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$880,187
Median tax billThe middle annual property tax bill among the building's units.$9,200
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0
Recent SalesThe latest recorded arms-length sales in the building, newest first.
Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyROCKINGHAM
RoofThe main material covering the roof, such as asphalt shingle or tile.Roll Tar & Gravel
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
MEH
Portsmouth Middle SchoolB
Middle · Grades 6–8 · 0.3 mi
Little Harbour Elementary SchoolA
Elementary · Grades KG–5 · 0.8 mi
Portsmouth High SchoolA+
High · Grades 9–12 · 1.1 mi
District: Portsmouth School District
Neighborhood · ZIP 03801These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.98
Index scale: 100 = US average (tick). Lower is better.
Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.24,014
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.808 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,161
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,932
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%
All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 21 Brewster St
How many units are in 21 Brewster St, Portsmouth, NH?
21 Brewster St, Portsmouth, NH has 6 residential units across built in 1880, according to county assessor records.
What is a unit at 21 Brewster St, Portsmouth, NH worth?
The median TopHap Estimate across the 6 units at 21 Brewster St, Portsmouth, NH is $837,513. That works out to $644 per square foot. Units run from 1,265 to 1,307 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 21 Brewster St, Portsmouth, NH expensive for Portsmouth?
Units at 21 Brewster St, Portsmouth, NH carry a median of $644 per square foot, 25% above the Portsmouth median of $515 per square foot.
How often do units sell at 21 Brewster St, Portsmouth, NH?
0 units at 21 Brewster St, Portsmouth, NH sold in the last 12 months, out of 2 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.
What floor plans does 21 Brewster St, Portsmouth, NH have?
The most common plan at 21 Brewster St, Portsmouth, NH is a 2-bedroom of 1,307 square feet, repeated 2 times, with a median estimate of $815,934. TopHap identifies 1 recurring plans in the building.
More homes on Brewster St
- 92 Brewster St$714K1 bd · 1 ba · 650 ft² · Sold $703K · Apr 2026
- 30 Brewster St$1.2M3 bd · 2.5 ba · 1,710 ft² · Sold $850K · Apr 2025
- 21 Brewster St # 3$851K2 bd · 2 ba · 1,306 ft² · Sold $788K · Apr 2023
- 85 Brewster St$2M3 bd · 3.5 ba · 2,913 ft² · Sold $1.4M · Mar 2022
- 98 Brewster St$954K3 bd · 2.5 ba · 1,699 ft² · Sold $770K · Nov 2021
- 40 Brewster St # 1$602K2 bd · 2 ba · 954 ft² · Sold $520K · May 2021
- 20 Brewster St$666K4 bd · 2.5 ba · 1,321 ft² · Sold $470K · Feb 2021
- 21 Brewster St # 4$826K2 bd · 2 ba · 1,305 ft² · Sold $525K · Sep 2020
- 21 Brewster St # 6$832K2 bd · 2 ba · 1,307 ft² · Sold $630K · Feb 2019
- 21 Brewster St # 2$843K2 bd · 2 ba · 1,283 ft² · Sold $525K · Aug 2018
- 40 Brewster St # 2$850K2 bd · 2 ba · 1,403 ft² · Sold $380K · Jan 2016
- 82 Brewster St$580K1 bd · 2 ba · 1,072 ft² · Sold $285K · Jul 2005
Closest homes
- 21 Brewster St$843K0 ft · 2 bd · 2 ba · 1,283 ft² · Sold $525K · Aug 2018
- 21 Brewster St$832K0 ft · 2 bd · 2 ba · 1,307 ft² · Sold $630K · Feb 2019
- 21 Brewster St$826K0 ft · 2 bd · 2 ba · 1,305 ft² · Sold $525K · Sep 2020
- 21 Brewster St$851K0 ft · 2 bd · 2 ba · 1,306 ft² · Sold $788K · Apr 2023
- 21 Brewster St$800K0 ft · 2 bd · 2 ba · 1,307 ft² · Sold Jan 1900
- 439 Hanover St10 ft · 4 bd · 3.5 ba · 2,406 ft² · Sold $113K · Apr 1997
- 4 Mcdonough St$824K60 ft · 4 bd · 2.5 ba · 1,781 ft² · Sold $326K · Dec 2010
- 6 Mcdonough St$937K70 ft · 2 bd · 2 ba · 1,072 ft² · Sold $249K · May 2010
More homes in Portsmouth 03801
- 39 Chauncey St$985K3 bd · 2 ba · 1,747 ft² · Sold $900K · Sep 2026
- 25 S Mill St4 bd · 2 ba · 1,760 ft² · Sold $1.6M · Sep 2026
- 401 State St$624K2 bd · 1 ba · 930 ft² · Sold $525K · Sep 2026
- 713 Springbrook Cir$407K2 bd · 2 ba · 1,071 ft² · Sold $350K · Sep 2026
- 96 Spinnaker Way$496K2 bd · 1.5 ba · 1,140 ft² · Sold $475K · Sep 2026
- 7 Shaw Rd$1.7M3 bd · 3.5 ba · 2,960 ft² · Sold $1.6M · Aug 2026
- 777 Middle Rd$472K2 bd · 1.5 ba · 985 ft² · Sold $472K · Aug 2026
- 357 Maplewood Ave5 bd · 6 ba · 4,206 ft² · Sold $875K · Aug 2026
- 536 Middle Rd$680K3 bd · 1 ba · 1,444 ft² · Sold $680K · Aug 2026
- 42 Harding Rd$810K4 bd · 2 ba · 1,560 ft² · Sold $810K · Aug 2026
- 40 T J Gamester Ave$1.7M4 bd · 2.5 ba · 3,813 ft² · Sold $1.7M · Aug 2026
- 2075 Lafayette Rd$615K2 bd · 2 ba · 1,512 ft² · Sold $755K · Aug 2026
Assigned schools
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