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Single Family ResidenceResidential
$452,096$471 / 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 91How 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

2 MOUNTAIN ROCK AVE

TYNGSBORO, MA 01879
3
Beds
1
Baths
960 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
Year BuiltThe year the home was originally built, according to county records.
1
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

$452K
$411K low$493K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,532 (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.$367,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$188,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$178,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$340,000

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
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.25
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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.

M
Tyngsborough Middle SchoolB+
Middle · Grades 6–8 · 1.4 mi
H
Tyngsborough High SchoolA-
High · Grades 9–12 · 1.5 mi
E
Tyngsborough Elementary SchoolB-
Elementary · Grades PK–5 · 3.5 mi

District: Tyngsborough School District

Neighborhood · ZIP 01879These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.83

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.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.12,627
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.702 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,180
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$151,874
Average tempThe average temperature here across a full year.48°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

2 Mountain Rock Ave 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 89% of homes in Middlesex County
  • Costs more per square foot than 95% of homes in Tyngsboro 01879
  • Smaller than 93% of homes in Tyngsboro 01879
  • Has a smaller lot than 86% of homes in Tyngsboro 01879
  • Older than 80% of homes in Tyngsboro 01879

What homes are worth in Tyngsboro 01879

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

This home
$270K$1.2M

This home is worth more than 19% of homes in Tyngsboro 01879.

How it measures up in Tyngsboro 01879

The dot is this home. The mark in the middle is the typical home in Tyngsboro 01879.

Estimated value$452,096
CheaperTypical $642,194Pricier

Pricier than 19% of homes nearby

Price per ft²$471
CheaperTypical $323Pricier

Pricier than 95% of homes nearby

Living area960 ft²
SmallerTypical 1,988 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.25 ac
SmallerTypical 1 acBigger

Bigger than 14% of homes nearby

Year built1965
OlderTypical 1985Newer

Newer than 20% of homes nearby

How 2 Mountain Rock Ave ranks against every home in each area.
MeasureThis homeTyngsboro 01879Middlesex County
Estimated valuepricier than$452,09619% of homes11% of homes
Price per ft²pricier than$47195% of homes52% of homes
Living areabigger than960 ft²7% of homes9% of homes
Lot sizebigger than0.25 ac14% of homes43% of homes
Year builtnewer than196520% of homes59% of homes

About 2 Mountain Rock Ave

How much is 2 Mountain Rock Ave, Tyngsboro, MA worth?

The TopHap Estimate for 2 Mountain Rock Ave, Tyngsboro, MA is $452,096 as of Aug 30, 2026. The likely range is $410,708 to $493,484. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 2 Mountain Rock Ave, Tyngsboro, MA?

2 Mountain Rock Ave, Tyngsboro, MA has 3 bedrooms, 1 bathrooms, 960 square feet of living space and a 0.25-acre lot.

When was 2 Mountain Rock Ave, Tyngsboro, MA built?

2 Mountain Rock Ave, Tyngsboro, MA was built in 1965, making it 61 years old. It is a ranch home. The building has 1 story.

What schools serve 2 Mountain Rock Ave, Tyngsboro, MA?

2 Mountain Rock Ave, Tyngsboro, MA is assigned to Tyngsborough Middle School (middle), rated B+; Tyngsborough High School (high), rated A-; Tyngsborough Elementary School (elementary), rated B-. All sit in Tyngsborough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2 Mountain Rock Ave, Tyngsboro, MA compare to other homes in Tyngsboro 01879?

Among the 4,283 homes in Tyngsboro 01879, it is worth more than 19% of them ($452,096 against a typical $642,194), its price per square foot is higher than 95% of them ($471 against a typical $323), it is bigger than 7% of them (960 ft² against a typical 1,988 ft²), its lot is bigger than 14% of them (0.25 ac against a typical 1 ac) and it is newer than 20% of them (1965 against a typical 1985). Measured against all of Middlesex County, it is worth more than 11% 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 2 Mountain Rock Ave, Tyngsboro, MA?

The 2025 property tax bill for 2 Mountain Rock Ave, Tyngsboro, MA was $4,532. The county assessed it at $367,300.

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