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CondominiumResidential

169 Mason St

GREENWICH, CT 06830
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 194035 units370–1,050 ft²
$14M
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.
$620K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$870
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-16.1%vs the Greenwich ZIP median sale $/ft² ($1037)

Sales Performance

$525K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-26.6%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
3
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
8.6%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+4.8%per yeartypical hold 7.5 yrsfrom 51 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19871993199720022007201620212026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19871993199720022007201620212026

84 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.
$330K$520K$710K$900K370 ft²506 ft²642 ft²778 ft²914 ft²1,050 ft²
1 bd2 bd
1 bed
24 units
2 bed
11 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 · 1 ba · 685 ft²
8 units
1 bd · 1 ba · 660 ft²
4 units
1 bd · 1 ba · 700 ft²
4 units
2 bd · 1 ba · 900 ft²
4 units
2 bd · 1 ba · 925 ft²
4 units
1 bd · 1 ba · 370 ft²
3 units
1 bd · 1 ba · 390 ft²
3 units
2 bd · 1 ba · 1,050 ft²
3 units
One-off layouts
2 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.

$330K–$373K
3 units
$403K–$447K
3 units
$526K–$526K
1 unit
$562K–$596K
4 units
$620K–$683K
4 units
$721K–$721K
1 unit
$761K–$814K
6 units
$900K–$900K
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.54%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.11%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.19.3 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.45%
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.37%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$646,537
Median tax billThe middle annual property tax bill among the building's units.$3,450
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 2HJul 17, 2026$350,000Unit 3BMar 12, 2026$760,000Unit 3CJan 16, 2026$525,000Unit 3FAug 4, 2025$540,000Unit 1GMay 7, 2025$715,000Unit 2BSep 17, 2024$749,000Unit 4AOct 10, 2023$762,000Unit 3FDec 29, 2022$515,000Unit 2BApr 20, 2022$565,000Unit 2JFeb 8, 2022$320,000

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

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.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Condo/Apartment
CountyWESTERN CONNECTICUT
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1960
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.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.

E
Julian Curtiss SchoolB+
Elementary · Grades PK–5 · 0.4 mi
H
Greenwich High SchoolA+
High · Grades 9–12 · 1.1 mi
M
Central Middle SchoolA-
Middle · Grades 6–8 · 1.8 mi

District: Greenwich School District

Neighborhood · ZIP 06830These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.119
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.104

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.27,704
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,501 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$168,325
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$273,728
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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.

169 Mason St # 1a
2 bd · 1 ba · 900 ft²
$764K
169 Mason St # 1b
2 bd · 1 ba · 925 ft²
169 Mason St # 1c
1 bd · 1 ba · 685 ft²
$596K
169 Mason St # 1d
1 bd · 1 ba · 700 ft²
169 Mason St # 1e
1 bd · 1 ba · 685 ft²
$596K
169 Mason St # 1f
1 bd · 1 ba · 660 ft²
169 Mason St # 1g
2 bd · 1 ba · 1,050 ft²
$721K
169 Mason St # 1j
1 bd · 1 ba · 475 ft²
$403K
169 Mason St # 2a
2 bd · 1 ba · 900 ft²
$767K
169 Mason St # 2b
2 bd · 1 ba · 925 ft²
$814K
169 Mason St # 2c
1 bd · 1 ba · 685 ft²
169 Mason St # 2d
1 bd · 1 ba · 700 ft²
$620K
169 Mason St # 2e
1 bd · 1 ba · 685 ft²
169 Mason St # 2f
1 bd · 1 ba · 660 ft²
169 Mason St # 2g
2 bd · 1 ba · 1,050 ft²
$900K
169 Mason St # 2h
1 bd · 1 ba · 370 ft²
$330K
169 Mason St # 2j
1 bd · 1 ba · 390 ft²
$373K
169 Mason St # 3a
2 bd · 1 ba · 900 ft²
$771K
169 Mason St # 3b
2 bd · 1 ba · 925 ft²
$761K
169 Mason St # 3c
1 bd · 1 ba · 685 ft²
$526K
169 Mason St # 3d
1 bd · 1 ba · 700 ft²
$668K
169 Mason St # 3e
1 bd · 1 ba · 685 ft²
169 Mason St # 3f
1 bd · 1 ba · 660 ft²
$562K
169 Mason St # 3g
1 bd · 1 ba · 1,050 ft²
169 Mason St # 3h
1 bd · 1 ba · 370 ft²
$447K
169 Mason St # 3j
1 bd · 1 ba · 390 ft²
$368K
169 Mason St # 4a
2 bd · 1 ba · 900 ft²
$809K
169 Mason St # 4b
2 bd · 1 ba · 925 ft²
169 Mason St # 4c
1 bd · 1 ba · 685 ft²
$633K
169 Mason St # 4d
1 bd · 1 ba · 700 ft²
169 Mason St # 4e
1 bd · 1 ba · 685 ft²
169 Mason St # 4f
1 bd · 1 ba · 660 ft²
$562K
169 Mason St # 4g
2 bd · 1 ba · 1,050 ft²
$683K
169 Mason St # 4h
1 bd · 1 ba · 370 ft²
169 Mason St # 4j
1 bd · 1 ba · 390 ft²
$418K

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

About 169 Mason St

How many units are in 169 Mason St, Greenwich, CT?

169 Mason St, Greenwich, CT has 35 residential units across built in 1940, according to county assessor records.

What is a unit at 169 Mason St, Greenwich, CT worth?

The median TopHap Estimate across the 35 units at 169 Mason St, Greenwich, CT is $620,435. That works out to $870 per square foot. Units run from 370 to 1,050 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 169 Mason St, Greenwich, CT expensive for Greenwich?

Units at 169 Mason St, Greenwich, CT carry a median of $870 per square foot, 16% below the Greenwich median of $1037 per square foot.

How often do units sell at 169 Mason St, Greenwich, CT?

3 units at 169 Mason St, Greenwich, CT sold in the last 12 months, out of 84 recorded arms-length sales all time. That is a turnover rate of 8.6% of the building per year. The median sale over that period was $525K.

Have units at 169 Mason St, Greenwich, CT appreciated?

Across 51 repeat sales of the same unit, 169 Mason St, Greenwich, CT returned a median 4.8% 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 7.5 years.

What floor plans does 169 Mason St, Greenwich, CT have?

The most common plan at 169 Mason St, Greenwich, CT is a 1-bedroom of 685 square feet, repeated 8 times, with a median estimate of $596,142. TopHap identifies 8 recurring plans in the building.

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