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Single Family ResidenceResidential
$406,255$330 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $85,000 on Nov 23, 1993

21 RIO RD

BURLINGTON, CT 06013
3
Beds
2
Baths
1,230 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.
5.02 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$406K
$388K low$424K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$85,000 · Nov 23, 1993

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,170 (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.$269,560 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,550
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$192,010
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$269,560
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$188,692

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.51%
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.Raised Ranch
CountyNORTHWEST HILLS
Lot (acres)The size of the land the home sits on, from county records.5.02
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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(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
Lake Garda Elementary SchoolA
Elementary · Grades PK–4 · 0.6 mi
M
Har-Bur Middle SchoolB
Middle · Grades 5–8 · 5.4 mi
H
Lewis S. Mills High SchoolB+
High · Grades 9–12 · 5.5 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%

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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

21 Rio Rd 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 81% of homes in Burlington 06013
  • Costs more per square foot than 85% of homes in Burlington 06013
  • Smaller than 87% of homes in Burlington 06013
  • Has a bigger lot than 94% of homes in Burlington 06013
  • Newer than 69% of homes in Northwest Hills County

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
$261K$1M

This home is worth more than 19% 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$406,255
CheaperTypical $530,958Pricier

Pricier than 19% of homes nearby

Price per ft²$330
CheaperTypical $264Pricier

Pricier than 85% of homes nearby

Living area1,230 ft²
SmallerTypical 2,088 ft²Bigger

Bigger than 13% of homes nearby

Lot size5.02 ac
SmallerTypical 1.2 acBigger

Bigger than 94% of homes nearby

Year built1985
OlderTypical 1983Newer

Newer than 54% of homes nearby

How 21 Rio Rd ranks against every home in each area.
MeasureThis homeBurlington 06013Northwest Hills County
Estimated valuepricier than$406,25519% of homes46% of homes
Price per ft²pricier than$33085% of homes76% of homes
Living areabigger than1,230 ft²13% of homes23% of homes
Lot sizebigger than5.02 ac94% of homes83% of homes
Year builtnewer than198554% of homes69% of homes

About 21 Rio Rd

How much is 21 Rio Rd, Burlington, CT worth?

The TopHap Estimate for 21 Rio Rd, Burlington, CT is $406,255 as of Aug 30, 2026. The likely range is $388,273 to $424,237. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Rio Rd, Burlington, CT last sell?

21 Rio Rd, Burlington, CT last sold on Nov 23, 1993 for $85,000, according to the county's recorded deed.

How big is 21 Rio Rd, Burlington, CT?

21 Rio Rd, Burlington, CT has 3 bedrooms, 2 bathrooms, 1,230 square feet of living space and a 5.02-acre lot.

When was 21 Rio Rd, Burlington, CT built?

21 Rio Rd, Burlington, CT was built in 1985, making it 41 years old. It is a raised ranch home. The building has 1 story.

What schools serve 21 Rio Rd, Burlington, CT?

21 Rio Rd, 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 Rio Rd, Burlington, CT compare to other homes in Burlington 06013?

Among the 3,555 homes in Burlington 06013, it is worth more than 19% of them ($406,255 against a typical $530,958), its price per square foot is higher than 85% of them ($330 against a typical $264), it is bigger than 13% of them (1,230 ft² against a typical 2,088 ft²), its lot is bigger than 94% of them (5.02 ac against a typical 1.2 ac) and it is newer than 54% of them (1985 against a typical 1983). Measured against all of Northwest Hills County, it is worth more than 46% 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 Rio Rd, Burlington, CT?

The 2025 property tax bill for 21 Rio Rd, Burlington, CT was $7,170. The county assessed it at $269,560.

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