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CondominiumResidential
Last sold for $101,000 on Dec 7, 2018

21 ROCK HILL RD

NEW HAVEN, CT 06513
1986
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 19863 units967–1,145 ft²
$622K
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.
$210K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$202
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

+2.5%vs the New Haven ZIP median sale $/ft² ($197)

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.
+3.2%per yeartypical hold 6.3 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
19901994199520022005200920152023
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
19901994199520022005200920152023

20 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
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.

$195K–$195K
1 unit
$210K–$210K
1 unit
$217K–$217K
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.67%
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.17.6 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.52%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$209,434
Median tax billThe middle annual property tax bill among the building's units.$3,602
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 BApr 10, 2023$155,000BuildingDec 7, 2018$101,000BuildingMar 1, 2018$123,108Unit BOct 7, 2015$95,000Unit AFeb 5, 2009$73,000Unit BJul 5, 2007$143,000BuildingMar 13, 2007$140,000Unit CSep 12, 2005$142,000Unit AFeb 17, 2005$115,000Unit CJul 23, 2004$125,000

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.$4,085 (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.$103,670 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$103,670
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$103,670
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$72,569

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.Hot Water
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(7)

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.

E
Ross Woodward Classical Studies SchoolD
Elementary · Grades PK–8 · 1.5 mi
H
Wilbur Cross High SchoolF
High · Grades 9–12 · 1.9 mi

District: New Haven School District

Neighborhood · ZIP 06513These 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.143
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.120
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.62

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.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.35,531
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$52,010
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$70,381
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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.

21 Rock Hill Rd
2 bd · 1.5 ba · 1,232 ft²
$227K
21 Rock Hill Rd # A
2 bd · 1.5 ba · 1,051 ft²
$217K
21 Rock Hill Rd # B
2 bd · 1 ba · 967 ft²
$195K
21 Rock Hill Rd
2 bd · 1.5 ba · 1,145 ft²
$210K

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

About 21 Rock Hill Rd

How many units are in 21 Rock Hill Rd, New Haven, CT?

21 Rock Hill Rd, New Haven, CT has 3 residential units across built in 1986, according to county assessor records.

What is a unit at 21 Rock Hill Rd, New Haven, CT worth?

The median TopHap Estimate across the 3 units at 21 Rock Hill Rd, New Haven, CT is $210,411. That works out to $202 per square foot. Units run from 967 to 1,145 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 21 Rock Hill Rd, New Haven, CT expensive for New Haven?

Units at 21 Rock Hill Rd, New Haven, CT carry a median of $202 per square foot, 3% above the New Haven median of $197 per square foot.

How often do units sell at 21 Rock Hill Rd, New Haven, CT?

0 units at 21 Rock Hill Rd, New Haven, CT sold in the last 12 months, out of 20 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 21 Rock Hill Rd, New Haven, CT appreciated?

Across 14 repeat sales of the same unit, 21 Rock Hill Rd, New Haven, CT returned a median 3.2% 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 6.3 years.

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