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CondominiumResidential

128 North St

GROTON, CT 06340
1989
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 198920 units654–969 ft²
$4.5M
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.
$224K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$279
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-7.9%vs the Groton ZIP median sale $/ft² ($303)

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.
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.
+2.8%per yeartypical hold 7.8 yrsfrom 14 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
19891999200320072011201720192024
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
19891999200320072011201720192024

32 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.
$181K$213K$245K$277K654 ft²717 ft²780 ft²843 ft²906 ft²969 ft²
1 bd2 bd
1 bed
14 units
2 bed
6 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 · 738 ft²
6 units
2 bd · 2 ba · 969 ft²
6 units
1 bd · 1 ba · 654 ft²
5 units
1 bd · 1 ba · 842 ft²
3 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.

$181K–$192K
4 units
$194K–$194K
1 unit
$206K–$213K
3 units
$218K–$228K
3 units
$230K–$231K
3 units
$242K–$242K
1 unit
$257K–$258K
3 units
$270K–$277K
2 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.75%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.0%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.17.4 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.20%
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.54%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$215,303
Median tax billThe middle annual property tax bill among the building's units.$2,534
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 36Sep 4, 2024$201,000Unit 24Apr 23, 2024$178,000Unit 38Dec 13, 2022$166,000Unit 27May 20, 2022$150,000Unit 36May 13, 2022$148,000Unit 27Oct 27, 2020$122,000Unit 31Sep 10, 2020$115,000Unit 31Jun 4, 2020$62,000Unit 38Sep 13, 2019$109,000Unit 38Apr 30, 2019$63,000

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

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
CountySOUTHEASTERN CONNECTICUT
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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.

E
Thames River Magnet SchoolB-
Elementary · Grades PK–5 · 1.1 mi
M
Groton Middle SchoolC
Middle · Grades 6–8 · 3.3 mi
H
Robert E. Fitch High SchoolC
High · Grades 9–12 · 3.5 mi

District: Groton School District

Neighborhood · ZIP 06340These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.56

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
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.27,657
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.992 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,998
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,942
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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.

128 North St # 11
1 bd · 1 ba · 654 ft²
$181K
128 North St # 13
2 bd · 2 ba · 969 ft²
$258K
128 North St # 15
2 bd · 2 ba · 969 ft²
$257K
128 North St # 17
1 bd · 1 ba · 842 ft²
$231K
128 North St # 21
1 bd · 1 ba · 842 ft²
$231K
128 North St # 22
2 bd · 2 ba · 969 ft²
$277K
128 North St # 23
2 bd · 2 ba · 969 ft²
$258K
128 North St # 24
1 bd · 1 ba · 738 ft²
$213K
128 North St # 25
2 bd · 2 ba · 969 ft²
$242K
128 North St # 26
1 bd · 1 ba · 738 ft²
$221K
128 North St # 27
1 bd · 1 ba · 842 ft²
$230K
128 North St
2 bd · 2 ba · 969 ft²
$270K
128 North St # 31
1 bd · 1 ba · 654 ft²
$192K
128 North St # 32
1 bd · 1 ba · 654 ft²
$192K
128 North St # 33
1 bd · 1 ba · 738 ft²
$206K
128 North St # 34
1 bd · 1 ba · 738 ft²
$206K
128 North St # 35
1 bd · 1 ba · 738 ft²
$218K
128 North St # 36
1 bd · 1 ba · 738 ft²
$228K
128 North St # 37
1 bd · 1 ba · 654 ft²
$192K
128 North St # 38
1 bd · 1 ba · 654 ft²
$194K

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

About 128 North St

How many units are in 128 North St, Groton, CT?

128 North St, Groton, CT has 20 residential units across built in 1989, according to county assessor records.

What is a unit at 128 North St, Groton, CT worth?

The median TopHap Estimate across the 20 units at 128 North St, Groton, CT is $224,282. That works out to $279 per square foot. Units run from 654 to 969 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 128 North St, Groton, CT expensive for Groton?

Units at 128 North St, Groton, CT carry a median of $279 per square foot, 8% below the Groton median of $303 per square foot.

How often do units sell at 128 North St, Groton, CT?

0 units at 128 North St, Groton, CT sold in the last 12 months, out of 32 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 128 North St, Groton, CT appreciated?

Across 14 repeat sales of the same unit, 128 North St, Groton, CT returned a median 2.8% 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 7.8 years.

What floor plans does 128 North St, Groton, CT have?

The most common plan at 128 North St, Groton, CT is a 1-bedroom of 738 square feet, repeated 6 times, with a median estimate of $215,785. TopHap identifies 4 recurring plans in the building.

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