Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$624,818$333 / 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 95How 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 $351,000 on Aug 6, 2020

129 IRVING ST

MYSTIC, CT 06355
3
Beds
1.5
Baths
1,877 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$625K
$591K low$658K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$351,000 · Aug 6, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,456 (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.$273,910 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$136,857
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$137,053
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$273,910
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$191,737

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.51
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
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.132 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.89%
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
CountySOUTHEASTERN CONNECTICUT
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
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.DeckElevator

Transaction History(4)

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 · 1.1 mi
M
Groton Middle SchoolC
Middle · Grades 6–8 · 3.0 mi
H
Robert E. Fitch High SchoolC
High · Grades 9–12 · 3.0 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%

Owner Tools

Do you own this home?
Claim this home

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

129 Irving 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 more than 84% of homes in Southeastern Connecticut County
  • Costs more per square foot than 76% of homes in Southeastern Connecticut County
  • Bigger than 67% of homes in Southeastern Connecticut County
  • Has a smaller lot than 69% of homes in Southeastern Connecticut County
  • Newer than 66% 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
$291K$2.1M

This home is worth more than 58% 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$624,818
CheaperTypical $571,430Pricier

Pricier than 58% of homes nearby

Price per ft²$333
CheaperTypical $333Pricier

Pricier than 50% of homes nearby

Living area1,877 ft²
SmallerTypical 1,724 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.31 ac
SmallerTypical 0.39 acBigger

Bigger than 35% of homes nearby

Year built1981
OlderTypical 1969Newer

Newer than 60% of homes nearby

How 129 Irving St ranks against every home in each area.
MeasureThis homeMystic 06355Southeastern Connecticut County
Estimated valuepricier than$624,81858% of homes84% of homes
Price per ft²pricier than$33350% of homes76% of homes
Living areabigger than1,877 ft²58% of homes67% of homes
Lot sizebigger than0.31 ac35% of homes31% of homes
Year builtnewer than198160% of homes66% of homes

About 129 Irving St

How much is 129 Irving St, Mystic, CT worth?

The TopHap Estimate for 129 Irving St, Mystic, CT is $624,818 as of Aug 30, 2026. The likely range is $591,464 to $658,172. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 129 Irving St, Mystic, CT last sell?

129 Irving St, Mystic, CT last sold on Aug 6, 2020 for $351,000, according to the county's recorded deed.

How big is 129 Irving St, Mystic, CT?

129 Irving St, Mystic, CT has 3 bedrooms, 1.5 bathrooms, 1,877 square feet of living space and a 0.30-acre lot.

When was 129 Irving St, Mystic, CT built?

129 Irving St, Mystic, CT was built in 1981, making it 45 years old. The building has 2 stories.

What schools serve 129 Irving St, Mystic, CT?

129 Irving St, 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 129 Irving St, Mystic, CT compare to other homes in Mystic 06355?

Among the 5,148 homes in Mystic 06355, it is worth more than 58% of them ($624,818 against a typical $571,430), its price per square foot is higher than 50% of them ($333 against a typical $333), it is bigger than 58% of them (1,877 ft² against a typical 1,724 ft²), its lot is bigger than 35% of them (0.31 ac against a typical 0.39 ac) and it is newer than 60% of them (1981 against a typical 1969). Measured against all of Southeastern Connecticut County, it is worth more than 84% 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 129 Irving St, Mystic, CT?

The 2025 property tax bill for 129 Irving St, Mystic, CT was $7,456. The county assessed it at $273,910.

More homes on Irving St

Closest homes

More homes in Mystic 06355

Assigned schools

Explore the area

See this home in context

Open 129 Irving St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map