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CondominiumResidential

290 Treadwell St

HAMDEN, CT 06517
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 198418 floors29 units834–1,283 ft²
$7.3M
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.
$250K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$224
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-5.2%vs the Hamden ZIP median sale $/ft² ($236)

Sales Performance

$235K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-4.3%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
3
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
10.3%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+4.0%per yeartypical hold 10.7 yrsfrom 17 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19871996199920052011201720212026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19871996199920052011201720212026

41 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.
$199K$229K$260K$290K834 ft²924 ft²1,014 ft²1,103 ft²1,193 ft²1,283 ft²
1 bd2 bd
1 bed
4 units
2 bed
25 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.
2 bd · 2 ba · 1,283 ft²
13 units
2 bd · 2 ba · 1,109 ft²
11 units
1 bd · 1 ba · 834 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.

$199K–$208K
5 units
$235K–$243K
4 units
$248K–$254K
7 units
$257K–$265K
6 units
$269K–$275K
2 units
$280K–$290K
5 units

Value by Floor & LineAverage estimated price per square foot by floor range, using unit numbers to infer floors. Higher floors usually price higher — the gap shows how much the view is worth here.

Floor 11
$221/ft²
Floors 12–15
$219/ft²
Floors 16–18
$224/ft²
Unit lines by $/ft²Condo units stacked vertically share a unit line — the last digits of the unit number (like 05 in 1205, 1305, 1405). Lines share a layout and exposure, so comparing estimated $/ft² by line shows which position in the building commands a premium.
Line ·01
$229/ft²
Line ·04
$228/ft²
Line ·03
$221/ft²
Line ·02
$208/ft²

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.97%
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.17.0 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.10%
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.60%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$265,084
Median tax billThe middle annual property tax bill among the building's units.$8,008
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.3

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 1402Sep 1, 2026$235,000Unit 1204Jan 2, 2026$252,000Unit 1601Oct 27, 2025$199,900Unit 1704Jul 23, 2025$235,000Unit 1203Apr 1, 2025$256,000Unit 1702Jul 18, 2023$245,000Unit 1701Jan 25, 2023$169,900Unit 1601Oct 18, 2022$175,000Unit 1102Apr 6, 2022$179,900Unit 1203Dec 20, 2021$189,900

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

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
39
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountySOUTH CENTRAL 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
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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

H
Hamden High SchoolC
High · Grades 9–12 · 1.0 mi
E
Spring Glen SchoolA
Elementary · Grades KG–6 · 1.4 mi
M
Hamden Middle SchoolC+
Middle · Grades 7–8 · 1.9 mi

District: Hamden School District

Neighborhood · ZIP 06517These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.117
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.68

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.14,534
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,380 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,030
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,400
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.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.

290 Treadwell St # 1101
2 bd · 2 ba · 1,109 ft²
$249K
290 Treadwell St # 1102
2 bd · 2 ba · 1,283 ft²
$257K
290 Treadwell St # 1103
1 bd · 1 ba · 834 ft²
$199K
290 Treadwell St # 1201
2 bd · 2 ba · 1,109 ft²
$248K
290 Treadwell St # 1202
2 bd · 2 ba · 1,283 ft²
$287K
290 Treadwell St # 1203
2 bd · 2 ba · 1,283 ft²
$263K
290 Treadwell St # 1204
2 bd · 2 ba · 1,109 ft²
$254K
290 Treadwell St # 1301
2 bd · 2 ba · 1,109 ft²
$248K
290 Treadwell St # 1302
2 bd · 2 ba · 1,283 ft²
$259K
290 Treadwell St # 1303
2 bd · 2 ba · 1,283 ft²
$258K
290 Treadwell St # 1304
2 bd · 2 ba · 1,109 ft²
$250K
290 Treadwell St # 1401
2 bd · 2 ba · 1,109 ft²
$243K
290 Treadwell St # 1402
2 bd · 2 ba · 1,283 ft²
$235K
290 Treadwell St # 1403
2 bd · 2 ba · 1,283 ft²
$290K
290 Treadwell St # 1404
2 bd · 2 ba · 1,109 ft²
$242K
290 Treadwell St # 1501
2 bd · 2 ba · 1,109 ft²
$250K
290 Treadwell St # 1502
2 bd · 2 ba · 1,283 ft²
$288K
290 Treadwell St # 1503
2 bd · 2 ba · 1,283 ft²
$287K
290 Treadwell St # 1504
2 bd · 2 ba · 1,109 ft²
$280K
290 Treadwell St # 1601
1 bd · 1 ba · 834 ft²
$203K
290 Treadwell St # 1602
2 bd · 2 ba · 1,283 ft²
$265K
290 Treadwell St # 1603
1 bd · 1 ba · 834 ft²
$208K
290 Treadwell St # 1701
2 bd · 2 ba · 860 ft²
$203K
290 Treadwell St # 1702
2 bd · 2 ba · 1,283 ft²
$275K
290 Treadwell St # 1703
2 bd · 2 ba · 1,283 ft²
$257K
290 Treadwell St # 1704
2 bd · 2 ba · 1,109 ft²
$240K
290 Treadwell St # 1801
1 bd · 2 ba · 834 ft²
$199K
290 Treadwell St # 1802
2 bd · 2 ba · 1,283 ft²
$269K
290 Treadwell St # 1803
2 bd · 2 ba · 1,109 ft²
$248K

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

About 290 Treadwell St

How many units are in 290 Treadwell St, Hamden, CT?

290 Treadwell St, Hamden, CT has 29 residential units across 18 floors, built in 1984, according to county assessor records.

What is a unit at 290 Treadwell St, Hamden, CT worth?

The median TopHap Estimate across the 29 units at 290 Treadwell St, Hamden, CT is $250,319. That works out to $224 per square foot. Units run from 834 to 1,283 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 290 Treadwell St, Hamden, CT expensive for Hamden?

Units at 290 Treadwell St, Hamden, CT carry a median of $224 per square foot, 5% below the Hamden median of $236 per square foot.

How often do units sell at 290 Treadwell St, Hamden, CT?

3 units at 290 Treadwell St, Hamden, CT sold in the last 12 months, out of 41 recorded arms-length sales all time. That is a turnover rate of 10.3% of the building per year. The median sale over that period was $235K.

Have units at 290 Treadwell St, Hamden, CT appreciated?

Across 17 repeat sales of the same unit, 290 Treadwell St, Hamden, CT returned a median 4.0% 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 10.7 years.

What floor plans does 290 Treadwell St, Hamden, CT have?

The most common plan at 290 Treadwell St, Hamden, CT is a 2-bedroom of 1,283 square feet, repeated 13 times, with a median estimate of $264,538. TopHap identifies 3 recurring plans in the building.

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