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Single Family ResidenceResidential
$1,586,972$691 / 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 82How 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 $800,000 on Jul 19, 2004

99 RIVER RD

MYSTIC, CT 06355
4
Beds
2
Baths
2,295 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1853
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.6M
$1.3M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$800,000 · Jul 19, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,990 (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.$771,120 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$490,301
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$280,819
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$771,120
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$539,784

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.45
77
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
6
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
48
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
80
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.48 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.72%
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.0.2 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.Colonial
CountySOUTHEASTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
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
Northeast Academy Arts Magnet SchoolB+
Elementary · Grades PK–5 · 1.6 mi
M
Groton Middle SchoolC
Middle · Grades 6–8 · 2.7 mi
H
Robert E. Fitch High SchoolC+
High · Grades 9–12 · 2.7 mi

District: Groton School District

Neighborhood · ZIP 06355These 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.64
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.55

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.91%
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.3.2%
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.10,797
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.722 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,279
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,807
Average tempThe average temperature here across a full year.50°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

99 River 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.

  • Among the most valuable homes in Southeastern Connecticut County
  • Costs more per square foot than 98% of homes in Southeastern Connecticut County
  • Bigger than 82% of homes in Southeastern Connecticut County
  • Has a smaller lot than 86% of homes in Mystic 06355
  • Older than 98% of homes in Southeastern Connecticut County

What homes are worth in Mystic 06355

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

This home
$287K$1.9M

This home is worth more than 97% of homes in Mystic 06355.

How it measures up in Mystic 06355

The dot is this home. The mark in the middle is the typical home in Mystic 06355.

Estimated value$1,586,972
CheaperTypical $566,692Pricier

Pricier than 97% of homes nearby

Price per ft²$691
CheaperTypical $332Pricier

Pricier than 96% of homes nearby

Living area2,295 ft²
SmallerTypical 1,729 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.23 ac
SmallerTypical 0.38 acBigger

Bigger than 14% of homes nearby

Year built1853
OlderTypical 1968Newer

Newer than 5% of homes nearby

How 99 River Rd ranks against every home in each area.
MeasureThis homeMystic 06355Southeastern Connecticut County
Estimated valuepricier than$1,586,97297% of homesalmost all homes
Price per ft²pricier than$69196% of homes98% of homes
Living areabigger than2,295 ft²77% of homes82% of homes
Lot sizebigger than0.23 ac14% of homes22% of homes
Year builtnewer than18535% of homes2% of homes

About 99 River Rd

How much is 99 River Rd, Mystic, CT worth?

The TopHap Estimate for 99 River Rd, Mystic, CT is $1,586,972 as of Sep 24, 2026. The likely range is $1,308,619 to $1,865,325. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 99 River Rd, Mystic, CT last sell?

99 River Rd, Mystic, CT last sold on Jul 19, 2004 for $800,000, according to the county's recorded deed.

How big is 99 River Rd, Mystic, CT?

99 River Rd, Mystic, CT has 4 bedrooms, 2 bathrooms, 2,295 square feet of living space and a 0.23-acre lot.

When was 99 River Rd, Mystic, CT built?

99 River Rd, Mystic, CT was built in 1853, making it 173 years old. It is a colonial home. The building has 2 stories.

What schools serve 99 River Rd, Mystic, CT?

99 River Rd, Mystic, CT is assigned to Northeast Academy Arts Magnet School (elementary), rated B+; Groton Middle School (middle), rated C; Robert E. Fitch High School (high), rated C+. All sit in Groton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 99 River Rd, Mystic, CT compare to other homes in Mystic 06355?

Among the 5,148 homes in Mystic 06355, it is worth more than 97% of them ($1,586,972 against a typical $566,692), its price per square foot is higher than 96% of them ($691 against a typical $332), it is bigger than 77% of them (2,295 ft² against a typical 1,729 ft²), its lot is bigger than 14% of them (0.23 ac against a typical 0.38 ac) and it is newer than 5% of them (1853 against a typical 1968). Measured against all of Southeastern Connecticut County, it is worth more than almost all 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 99 River Rd, Mystic, CT?

The 2025 property tax bill for 99 River Rd, Mystic, CT was $20,990. The county assessed it at $771,120.

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