Skip to content
Skip to content
TopHapOpen in map
Rural ResidenceResidential
$1,123,924
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 89How 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

21 DANFORTH RD

TYNGSBORO, MA 01879
0
Baths
93.96 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$1.1M
$999K low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,116 (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.$495,657 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$287,857
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$207,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$479,016

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.197 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.1 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.Rural Residence
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.93.96
HeatingThe type of heating system in the home.None
FireplaceWhether the home has a fireplace, and what kind.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.

H
Tyngsborough High SchoolA-
High · Grades 9–12 · 2.4 mi
M
Tyngsborough Middle SchoolB+
Middle · Grades 6–8 · 2.5 mi
E
Tyngsborough Elementary SchoolB-
Elementary · Grades PK–5 · 2.6 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%

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

21 Danforth 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 more than 97% of homes in Tyngsboro 01879
  • Among the largest lots 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
$273K$1.2M

This home is worth more than 97% 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$1,123,924
CheaperTypical $647,366Pricier

Pricier than 97% of homes nearby

Lot size93.96 ac
SmallerTypical 1 acBigger

Bigger than almost all homes nearby

How 21 Danforth Rd ranks against every home in each area.
MeasureThis homeTyngsboro 01879Middlesex County
Estimated valuepricier than$1,123,92497% of homes77% of homes
Lot sizebigger than93.96 acalmost all homesalmost all homes

About 21 Danforth Rd

How much is 21 Danforth Rd, Tyngsboro, MA worth?

The TopHap Estimate for 21 Danforth Rd, Tyngsboro, MA is $1,123,924 as of Sep 24, 2026. The likely range is $998,515 to $1,249,333. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

What schools serve 21 Danforth Rd, Tyngsboro, MA?

21 Danforth Rd, Tyngsboro, MA is assigned to Tyngsborough High School (high), rated A-; Tyngsborough Middle School (middle), rated B+; 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 21 Danforth Rd, Tyngsboro, MA compare to other homes in Tyngsboro 01879?

Among the 4,283 homes in Tyngsboro 01879, it is worth more than 97% of them ($1,123,924 against a typical $647,366) and its lot is bigger than almost all of them (93.96 ac against a typical 1 ac). Measured against all of Middlesex County, it is worth more than 77% 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 Danforth Rd, Tyngsboro, MA?

The 2025 property tax bill for 21 Danforth Rd, Tyngsboro, MA was $6,116. The county assessed it at $495,657.

More homes on Danforth Rd

Closest homes

More homes in Tyngsboro 01879

Assigned schools

Explore the area

See this home in context

Open 21 Danforth Rd 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