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Single Family ResidenceResidential
$358,810$392 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $265,000 on Nov 22, 2021

21 CIRCLE DR

BURLINGTON, CT 06013
3
Beds
1
Baths
915 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$359K
$331K low$387K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$265,000 · Nov 22, 2021
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$160,060
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$128,048
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.60%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$198,750
FLAGSTAR BANK FSB · P · recorded Nov 22, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,565 (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.$171,610 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$67,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$104,510
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$171,610
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$120,127

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.56 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.1 percent flood zone

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.Ranch
CountyNORTHWEST HILLS
Lot (acres)The size of the land the home sits on, from county records.0.30
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

Transaction History(3)

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
Lake Garda Elementary SchoolA
Elementary · Grades PK–4 · 0.4 mi
M
Har-Bur Middle SchoolB
Middle · Grades 5–8 · 5.2 mi
H
Lewis S. Mills High SchoolB+
High · Grades 9–12 · 5.3 mi

District: Regional School District 10

Neighborhood · ZIP 06013These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.8,827
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.295 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$146,997
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,053
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.53 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

21 Circle Dr 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 92% of homes in Burlington 06013
  • Costs more per square foot than 97% of homes in Burlington 06013
  • Smaller than 98% of homes in Burlington 06013
  • Has a smaller lot than 97% of homes in Burlington 06013
  • Older than 85% of homes in Burlington 06013

What homes are worth in Burlington 06013

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

This home
$269K$1M

This home is worth more than 8% of homes in Burlington 06013.

How it measures up in Burlington 06013

The dot is this home. The mark in the middle is the typical home in Burlington 06013.

Estimated value$358,810
CheaperTypical $539,346Pricier

Pricier than 8% of homes nearby

Price per ft²$392
CheaperTypical $270Pricier

Pricier than 97% of homes nearby

Living area915 ft²
SmallerTypical 2,093 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.3 ac
SmallerTypical 1.2 acBigger

Bigger than 3% of homes nearby

Year built1957
OlderTypical 1983Newer

Newer than 15% of homes nearby

How 21 Circle Dr ranks against every home in each area.
MeasureThis homeBurlington 06013Northwest Hills County
Estimated valuepricier than$358,8108% of homes35% of homes
Price per ft²pricier than$39297% of homes85% of homes
Living areabigger than915 ft²2% of homes6% of homes
Lot sizebigger than0.3 ac3% of homes20% of homes
Year builtnewer than195715% of homes40% of homes

About 21 Circle Dr

How much is 21 Circle Dr, Burlington, CT worth?

The TopHap Estimate for 21 Circle Dr, Burlington, CT is $358,810 as of Jul 14, 2026. The likely range is $330,830 to $386,790. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Circle Dr, Burlington, CT last sell?

21 Circle Dr, Burlington, CT last sold on Nov 22, 2021 for $265,000, according to the county's recorded deed.

How big is 21 Circle Dr, Burlington, CT?

21 Circle Dr, Burlington, CT has 3 bedrooms, 1 bathrooms, 915 square feet of living space and a 0.30-acre lot.

When was 21 Circle Dr, Burlington, CT built?

21 Circle Dr, Burlington, CT was built in 1957, making it 69 years old. It is a ranch home. The building has 1 story.

What schools serve 21 Circle Dr, Burlington, CT?

21 Circle Dr, Burlington, CT is assigned to Lake Garda Elementary School (elementary), rated A; Har-Bur Middle School (middle), rated B; Lewis S. Mills High School (high), rated B+. All sit in Regional School District 10. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Circle Dr, Burlington, CT compare to other homes in Burlington 06013?

Among the 3,555 homes in Burlington 06013, it is worth more than 8% of them ($358,810 against a typical $539,346), its price per square foot is higher than 97% of them ($392 against a typical $270), it is bigger than 2% of them (915 ft² against a typical 2,093 ft²), its lot is bigger than 3% of them (0.3 ac against a typical 1.2 ac) and it is newer than 15% of them (1957 against a typical 1983). Measured against all of Northwest Hills County, it is worth more than 35% 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 21 Circle Dr, Burlington, CT?

The 2025 property tax bill for 21 Circle Dr, Burlington, CT was $4,565. The county assessed it at $171,610.

Closest homes

More homes in Burlington 06013

Assigned schools

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