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Condominium OfficesCommercial
Last sold for $61,000 on Sep 30, 1999

623 MAIN ST

DENNIS, MA 02638
0
Baths
736 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.
1920
Year BuiltThe year the home was originally built, according to county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$61,000 · Sep 30, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$592 (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.$136,700 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$136,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$136,700

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.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
10
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
49
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
81
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Condominium Offices
CountyBarnstable
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1981

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Dennis Yarmouth Regional High SchoolC
High · Grades 9–12 · 4.0 mi
M
Mattacheese Middle SchoolB-
Middle · Grades 6–8 · 5.0 mi
E
Ezra H. Baker Innovation SchoolB
Elementary · Grades PK–3 · 5.0 mi

District: Dennis-Yarmouth School District

Neighborhood · ZIP 02638These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.53%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.3,396
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.480 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,812
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,835
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

623 Main 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.

  • Smaller than 95% of homes in Dennis 02638
  • Older than 97% of homes in Dennis 02638

How it measures up in Dennis 02638

The dot is this home. The mark in the middle is the typical home in Dennis 02638.

Living area736 ft²
SmallerTypical 1,664 ft²Bigger

Bigger than 5% of homes nearby

Year built1920
OlderTypical 1976Newer

Newer than 3% of homes nearby

How 623 Main St ranks against every home in each area.
MeasureThis homeDennis 02638Barnstable County
Living areabigger than736 ft²5% of homes6% of homes
Year builtnewer than19203% of homes6% of homes

About 623 Main St

When did 623 Main St, Dennis, MA last sell?

623 Main St, Dennis, MA last sold on Sep 30, 1999 for $61,000, according to the county's recorded deed.

When was 623 Main St, Dennis, MA built?

623 Main St, Dennis, MA was built in 1920, making it 106 years old.

What schools serve 623 Main St, Dennis, MA?

623 Main St, Dennis, MA is assigned to Dennis Yarmouth Regional High School (high), rated C; Mattacheese Middle School (middle), rated B-; Ezra H. Baker Innovation School (elementary), rated B. All sit in Dennis-Yarmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 623 Main St, Dennis, MA compare to other homes in Dennis 02638?

Among the 3,456 homes in Dennis 02638, it is bigger than 5% of them (736 ft² against a typical 1,664 ft²) and it is newer than 3% of them (1920 against a typical 1976). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 623 Main St, Dennis, MA?

The 2025 property tax bill for 623 Main St, Dennis, MA was $592. The county assessed it at $136,700.

More homes on Main St

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Assigned schools

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