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Single Family ResidenceResidential
$288,813$109 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $170,000 on Sep 19, 2008

15 BLACKHALL ST

NEW LONDON, CT 06320
6
Beds
2
Baths
2,638 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1870
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$289K
$270K low$308K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$170,000 · Sep 19, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,434 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$163,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$32,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$131,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$163,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$310,999

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.40
44
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
90
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountySOUTHEASTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.12
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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

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.

E
C. B. Jennings Dual Language and International Elementary Magnet SchoolF
Elementary · Grades PK–5 · 0.4 mi
M
Bennie Dover Jackson International Education and Dual Language Middle SchoolF
Middle · Grades 6–8 · 0.5 mi
H
New London Visual & Performing Arts Magnet SchoolD
High · Grades 6–11 · 0.5 mi

District: New London School District

Neighborhood · ZIP 06320These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.51

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.20%
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.24,649
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,337 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,671
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,460
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%

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

How this home compares

15 Blackhall St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 86% of homes in Southeastern Connecticut County
  • Among the lowest price per square foot in New London 06320
  • Bigger than 90% of homes in Southeastern Connecticut County
  • Has a smaller lot than 95% of homes in Southeastern Connecticut County
  • Older than 96% of homes in Southeastern Connecticut County

What homes are worth in New London 06320

Each bar is how many homes fall in that price range. The marker is this home.

This home
$118K$976K

This home is worth more than 33% of homes in New London 06320.

How it measures up in New London 06320

The dot is this home. The mark in the middle is the typical home in New London 06320.

Estimated value$288,813
CheaperTypical $328,160Pricier

Pricier than 33% of homes nearby

Price per ft²$109
CheaperTypical $241Pricier

Cheaper than almost all homes nearby

Living area2,638 ft²
SmallerTypical 1,592 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.12 ac
SmallerTypical 0.15 acBigger

Bigger than 24% of homes nearby

Year built1870
OlderTypical 1929Newer

Newer than 5% of homes nearby

How 15 Blackhall St ranks against every home in each area.
MeasureThis homeNew London 06320Southeastern Connecticut County
Estimated valuepricier than$288,81333% of homes14% of homes
Price per ft²pricier than$109almost no homesalmost no homes
Living areabigger than2,638 ft²87% of homes90% of homes
Lot sizebigger than0.12 ac24% of homes5% of homes
Year builtnewer than18705% of homes4% of homes

About 15 Blackhall St

How much is 15 Blackhall St, New London, CT worth?

The TopHap Estimate for 15 Blackhall St, New London, CT is $288,813 as of Sep 24, 2026. The likely range is $270,126 to $307,500. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15 Blackhall St, New London, CT last sell?

15 Blackhall St, New London, CT last sold on Sep 19, 2008 for $170,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 15 Blackhall St, New London, CT?

15 Blackhall St, New London, CT has 6 bedrooms, 2 bathrooms, 2,638 square feet of living space and a 0.12-acre lot.

When was 15 Blackhall St, New London, CT built?

15 Blackhall St, New London, CT was built in 1870, making it 156 years old. It is a colonial home. The building has 2 stories.

What schools serve 15 Blackhall St, New London, CT?

15 Blackhall St, New London, CT is assigned to C. B. Jennings Dual Language and International Elementary Magnet School (elementary), rated F; Bennie Dover Jackson International Education and Dual Language Middle School (middle), rated F; New London Visual & Performing Arts Magnet School (high), rated D. All sit in New London School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Blackhall St, New London, CT compare to other homes in New London 06320?

Among the 5,637 homes in New London 06320, it is worth more than 33% of them ($288,813 against a typical $328,160), its price per square foot is higher than almost none of them ($109 against a typical $241), it is bigger than 87% of them (2,638 ft² against a typical 1,592 ft²), its lot is bigger than 24% of them (0.12 ac against a typical 0.15 ac) and it is newer than 5% of them (1870 against a typical 1929). Measured against all of Southeastern Connecticut County, it is worth more than 14% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 15 Blackhall St, New London, CT?

The 2026 property tax bill for 15 Blackhall St, New London, CT was $4,434. The county assessed it at $163,600.

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