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CondominiumResidential
Last sold for $2,100,000 on Mar 8, 2023

400 STUART ST

BOSTON, MA 02116
1,372 ft²
Lot SizeThe size of the land the home sits on, from county records.
2009
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.
Built 2009102 units581–3,545 ft²
$295M
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.
$2.4M
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$1833
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

+43.1%vs the Boston ZIP median sale $/ft² ($1281)

Sales Performance

$2.1M
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
+59.8%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
5
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
4.9%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+3.3%per yeartypical hold 5.7 yrsfrom 68 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20112013201520172020202220242026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
20112013201520172020202220242026

153 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.

Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
$472K$3.6M$6.8M$10M581 ft²1,174 ft²1,767 ft²2,359 ft²2,952 ft²3,545 ft²
1 bd2 bd3 bd4+ bd
1 bed
32 units
2 bed
43 units
3 bed
18 units
4 bed
9 units
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.
1 bd · 2 ba · 1,134 ft²
7 units
2 bd · 2 ba · 1,372 ft²
7 units
2 bd · 2.5 ba · 1,502 ft²
5 units
3 bd · 3.5 ba · 1,958 ft²
5 units
1 bd · 1 ba · 765 ft²
4 units
1 bd · 1 ba · 850 ft²
4 units
2 bd · 2 ba · 1,213 ft²
4 units
2 bd · 2 ba · 1,229 ft²
4 units
2 bd · 2.5 ba · 1,561 ft²
4 units
3 bd · 3 ba · 1,795 ft²
4 units
1 bd · 1 ba · 589 ft²
3 units
2 bd · 2 ba · 1,124 ft²
3 units
2 bd · 2 ba · 1,180 ft²
3 units
2 bd · 2.5 ba · 1,525 ft²
3 units
One-off layouts
42 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.

$472K–$1.6M
20 units
$1.7M–$2.9M
51 units
$2.9M–$4M
14 units
$4.1M–$5.1M
10 units
$5.2M–$5.6M
2 units
$6.5M–$6.5M
1 unit
$9.1M–$10M
4 units

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.26%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.31%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.7.1 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.68%
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.20%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$2,464,688
Median tax billThe middle annual property tax bill among the building's units.$26,261
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.

Unit 20AAug 27, 2026$3,560,000Unit 16EJun 30, 2026$2,778,750Unit 16JMay 1, 2026$2,125,000Unit 28DDec 24, 2025$583,419Unit 17COct 30, 2025$1,725,000Unit 18FJul 16, 2025$1,058,000Unit 21DJul 15, 2025$2,575,000Unit 15GJul 9, 2025$1,025,000Unit 18BJul 2, 2025$2,040,000Unit 17HJul 1, 2025$1,175,000

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$23,932 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$2,066,700 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,066,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,392,005

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.21 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.72%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.High Rise
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.03
HeatingThe type of heating system in the home.Heat Pump
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

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Snowden International School At CopleyD
High · Grades 9–12 · 0.3 mi
E
William Mckinley SchoolD+
Elementary · Grades KG–12 · 0.3 mi

District: Boston School District

Neighborhood · ZIP 02116These 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.135
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.80

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.22,268
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.35,007 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$141,138
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$216,025
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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.

400 Stuart St
2 bd · 2 ba · 1,372 ft²
$2.3M
400 Stuart St # Ph1
4 bd · 5 ba · 3,545 ft²
$9.9M
400 Stuart St # Ph2
4 bd · 5 ba · 3,545 ft²
$9.2M
400 Stuart St # Ph3
4 bd · 5 ba · 3,545 ft²
$9.1M
400 Stuart St # 15a
2 bd · 2 ba · 1,409 ft²
$2.6M
400 Stuart St # 15b
2 bd · 2 ba · 1,229 ft²
$2.3M
400 Stuart St # 15c
2 bd · 2 ba · 1,213 ft²
$2.2M
400 Stuart St # 15d
2 bd · 2 ba · 1,180 ft²
$2.1M
400 Stuart St # 15e
2 bd · 2.5 ba · 1,561 ft²
$2.8M
400 Stuart St # 15f
1 bd · 1 ba · 765 ft²
$1.4M
400 Stuart St # 15g
1 bd · 1 ba · 714 ft²
$1M
400 Stuart St # 15h
1 bd · 1 ba · 736 ft²
$1.2M
400 Stuart St # 15j
2 bd · 2 ba · 1,124 ft²
$2.2M
400 Stuart St # 15k
1 bd · 1 ba · 850 ft²
$1.3M
400 Stuart St # 15l
1 bd · 1 ba · 581 ft²
$472K
400 Stuart St # 16a
2 bd · 2 ba · 1,171 ft²
$1.8M
400 Stuart St # 16b
2 bd · 2 ba · 1,229 ft²
$2.3M
400 Stuart St # 16c
2 bd · 2 ba · 1,213 ft²
$2.2M
400 Stuart St # 16d
2 bd · 2 ba · 1,180 ft²
$2.2M
400 Stuart St # 16e
2 bd · 2.5 ba · 1,561 ft²
$2.9M
400 Stuart St # 16f
1 bd · 1 ba · 765 ft²
$1.3M
400 Stuart St # 16g
1 bd · 1 ba · 708 ft²
$1.3M
400 Stuart St # 16h
1 bd · 1 ba · 729 ft²
$1.3M
400 Stuart St # 16j
2 bd · 2 ba · 1,127 ft²
$2.1M
400 Stuart St # 16k
1 bd · 1 ba · 850 ft²
$1.6M
400 Stuart St # 16l
1 bd · 1 ba · 589 ft²
$899K
400 Stuart St # 17a
2 bd · 2 ba · 1,321 ft²
$2.4M
400 Stuart St # 17b
2 bd · 2 ba · 1,229 ft²
$2.2M
400 Stuart St # 17c
2 bd · 2 ba · 1,213 ft²
$1.7M
400 Stuart St # 17d
2 bd · 2 ba · 1,180 ft²
$2.2M
400 Stuart St # 17e
2 bd · 2.5 ba · 1,561 ft²
$2.8M
400 Stuart St # 17f
1 bd · 1 ba · 765 ft²
$1.4M
400 Stuart St # 17g
1 bd · 1 ba · 711 ft²
$1.1M
400 Stuart St # 17h
1 bd · 1 ba · 740 ft²
$1.2M
400 Stuart St # 17j
2 bd · 2 ba · 1,124 ft²
$2.2M
400 Stuart St # 17k
1 bd · 1 ba · 850 ft²
$1.3M
400 Stuart St # 17l
1 bd · 1 ba · 589 ft²
$876K
400 Stuart St # 18a
2 bd · 2 ba · 1,260 ft²
$2.3M
400 Stuart St # 18b
2 bd · 2 ba · 1,229 ft²
$2M
400 Stuart St # 18c
2 bd · 2 ba · 1,213 ft²
$2.1M
400 Stuart St # 18d
2 bd · 2 ba · 1,150 ft²
$2.1M
400 Stuart St # 18e
2 bd · 2.5 ba · 1,561 ft²
$2.8M
400 Stuart St # 18f
1 bd · 1 ba · 765 ft²
$1.1M
400 Stuart St # 18g
1 bd · 1 ba · 711 ft²
$1.3M
400 Stuart St # 18h
1 bd · 1 ba · 740 ft²
$1.3M
400 Stuart St # 18j
2 bd · 2 ba · 1,124 ft²
$2.3M
400 Stuart St # 18k
1 bd · 1 ba · 850 ft²
$1.6M
400 Stuart St # 18l
1 bd · 1 ba · 589 ft²
$905K
400 Stuart St # 19a
3 bd · 3 ba · 1,782 ft²
$3.7M
400 Stuart St # 19b
2 bd · 2 ba · 1,372 ft²
$2.5M
400 Stuart St # 19c
1 bd · 2 ba · 1,116 ft²
$2.2M
400 Stuart St # 19d
3 bd · 4.5 ba · 3,506 ft²
$10M
400 Stuart St # 20a
3 bd · 3 ba · 1,796 ft²
$3.7M
400 Stuart St # 20b
2 bd · 2 ba · 1,371 ft²
$2.4M
400 Stuart St # 20c
1 bd · 2 ba · 1,116 ft²
$2M
400 Stuart St # 20d
2 bd · 2.5 ba · 1,439 ft²
$2.7M
400 Stuart St # 20e
3 bd · 3.5 ba · 1,878 ft²
$4M
400 Stuart St # 21a
3 bd · 3 ba · 1,796 ft²
$3.8M
400 Stuart St # 21c
1 bd · 2 ba · 1,134 ft²
$1.9M
400 Stuart St # 21d
2 bd · 2.5 ba · 1,525 ft²
$2.6M
400 Stuart St # 21e
3 bd · 3.5 ba · 1,957 ft²
$4.4M
400 Stuart St # 22a
3 bd · 3 ba · 1,795 ft²
$3.8M
400 Stuart St # 22b
2 bd · 2 ba · 1,372 ft²
$2.4M
400 Stuart St # 22c
1 bd · 2 ba · 1,134 ft²
$1.9M
400 Stuart St # 22d
2 bd · 2.5 ba · 1,502 ft²
$2.7M
400 Stuart St # 22e
3 bd · 3.5 ba · 1,958 ft²
$4.3M
400 Stuart St # 23a
3 bd · 3 ba · 1,795 ft²
$3.7M
400 Stuart St # 23b
2 bd · 2 ba · 1,372 ft²
$2.4M
400 Stuart St # 23c
1 bd · 2 ba · 1,134 ft²
$1.9M
400 Stuart St # 23d
2 bd · 2.5 ba · 1,502 ft²
$2.7M
400 Stuart St # 23e
3 bd · 3.5 ba · 1,958 ft²
$3.9M
400 Stuart St # 24a
3 bd · 3 ba · 1,796 ft²
$3.9M
400 Stuart St # 24b
2 bd · 2 ba · 1,372 ft²
$2.4M
400 Stuart St # 24c
1 bd · 2 ba · 1,134 ft²
$2M
400 Stuart St # 24d
2 bd · 2.5 ba · 1,525 ft²
$2.8M
400 Stuart St # 24e
3 bd · 3.5 ba · 1,957 ft²
$4.1M
400 Stuart St # 25a
4 bd · 4.5 ba · 2,428 ft²
$5.2M
400 Stuart St # 25c
1 bd · 2 ba · 1,199 ft²
$2.2M
400 Stuart St # 25d
2 bd · 2.5 ba · 1,514 ft²
$3.7M
400 Stuart St # 25e
4 bd · 4.5 ba · 2,495 ft²
$4.9M
400 Stuart St # 26a
4 bd · 4.5 ba · 2,428 ft²
$6.5M
400 Stuart St # 26c
1 bd · 2 ba · 1,199 ft²
$2.2M
400 Stuart St # 26d
2 bd · 2.5 ba · 1,502 ft²
$2.8M
400 Stuart St # 26e
4 bd · 4.5 ba · 2,495 ft²
$5M
400 Stuart St # 27a
4 bd · 5 ba · 2,530 ft²
$5.6M
400 Stuart St # 27c
1 bd · 2 ba · 1,208 ft²
$2.2M
400 Stuart St # 27d
2 bd · 2.5 ba · 1,525 ft²
$2.9M
400 Stuart St # 27e
4 bd · 4.5 ba · 2,508 ft²
$5M
400 Stuart St # 28a
3 bd · 2 ba · 1,795 ft²
$4M
400 Stuart St # 28b
2 bd · 2 ba · 1,372 ft²
$2.4M
400 Stuart St # 28c
1 bd · 2 ba · 1,134 ft²
$2M
400 Stuart St # 28d
2 bd · 2.5 ba · 1,502 ft²
$2.8M
400 Stuart St # 28e
3 bd · 3.5 ba · 1,958 ft²
$4.3M
400 Stuart St # 29a
3 bd · 3 ba · 1,795 ft²
$5.1M
400 Stuart St # 29b
2 bd · 2 ba · 1,372 ft²
$2.5M
400 Stuart St # 29c
1 bd · 2 ba · 1,134 ft²
$1.9M
400 Stuart St # 29d
2 bd · 2.5 ba · 1,502 ft²
$2.9M
400 Stuart St # 29e
3 bd · 3.5 ba · 1,958 ft²
$4.5M
400 Stuart St # 30a
3 bd · 3 ba · 1,795 ft²
$4M
400 Stuart St # 30b
2 bd · 2 ba · 1,372 ft²
$2.3M
400 Stuart St # 30c
1 bd · 2 ba · 1,134 ft²
$2M
400 Stuart St # 30d
2 bd · 2.5 ba · 1,514 ft²
$3.7M
400 Stuart St # 30e
3 bd · 3.5 ba · 1,958 ft²
$4.2M

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 400 Stuart St

How many units are in 400 Stuart St, Boston, MA?

400 Stuart St, Boston, MA has 102 residential units across built in 2009, according to county assessor records.

What is a unit at 400 Stuart St, Boston, MA worth?

The median TopHap Estimate across the 102 units at 400 Stuart St, Boston, MA is $2,367,239. That works out to $1833 per square foot. Units run from 581 to 3,545 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 400 Stuart St, Boston, MA expensive for Boston?

Units at 400 Stuart St, Boston, MA carry a median of $1833 per square foot, 43% above the Boston median of $1281 per square foot.

How often do units sell at 400 Stuart St, Boston, MA?

5 units at 400 Stuart St, Boston, MA sold in the last 12 months, out of 153 recorded arms-length sales all time. That is a turnover rate of 4.9% of the building per year. The median sale over that period was $2.1M.

Have units at 400 Stuart St, Boston, MA appreciated?

Across 68 repeat sales of the same unit, 400 Stuart St, Boston, MA returned a median 3.3% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 5.7 years.

What floor plans does 400 Stuart St, Boston, MA have?

The most common plan at 400 Stuart St, Boston, MA is a 1-bedroom of 1,134 square feet, repeated 7 times, with a median estimate of $1,947,940. TopHap identifies 14 recurring plans in the building.

More homes on Stuart St

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Assigned schools

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