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R&D Facility, Laboratory, Research Facility, Cosmetics, PharmaceuticalIndustrial

20 NORTH AVE

BURLINGTON, MA 01803
14
Baths
29,281 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.
3.67 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$117,322 (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.$4,606,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,775,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,831,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,496,300

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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.R&D Facility, Laboratory, Research Facility, Cosmetics, Pharmaceutical
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.3.67
ConstructionThe main material the home's frame and walls are built from.Steel Frame
HeatingThe type of heating system in the home.Central
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(3)

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
Francis Wyman Elementary SchoolC+
Elementary · Grades KG–5 · 0.9 mi
H
Burlington High SchoolB
High · Grades 9–12 · 1.6 mi
M
Marshall Simonds Middle SchoolA-
Middle · Grades 6–8 · 2.5 mi

District: Burlington School District

Neighborhood · ZIP 01803These 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.59
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 100.79

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
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.26,627
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,344 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$134,239
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$162,937
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

20 North 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.

  • Among the largest homes in Burlington 01803
  • Has a bigger lot than 93% of homes in Burlington 01803

How it measures up in Burlington 01803

The dot is this home. The mark in the middle is the typical home in Burlington 01803.

Living area29,281 ft²
SmallerTypical 1,867 ft²Bigger

Bigger than almost all homes nearby

Lot size3.67 ac
SmallerTypical 0.46 acBigger

Bigger than 93% of homes nearby

Year built1968
OlderTypical 1964Newer

Newer than 59% of homes nearby

How 20 North Ave ranks against every home in each area.
MeasureThis homeBurlington 01803Middlesex County
Living areabigger than29,281 ft²almost all homesalmost all homes
Lot sizebigger than3.67 ac93% of homes93% of homes
Year builtnewer than196859% of homes62% of homes

About 20 North Ave

How big is 20 North Ave, Burlington, MA?

20 North Ave, Burlington, MA has 14 bathrooms, 29,281 square feet of living space and a 3.67-acre lot.

When was 20 North Ave, Burlington, MA built?

20 North Ave, Burlington, MA was built in 1968, making it 58 years old. The building has 1 story.

What schools serve 20 North Ave, Burlington, MA?

20 North Ave, Burlington, MA is assigned to Francis Wyman Elementary School (elementary), rated C+; Burlington High School (high), rated B; Marshall Simonds Middle School (middle), rated A-. All sit in Burlington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 North Ave, Burlington, MA compare to other homes in Burlington 01803?

Among the 7,276 homes in Burlington 01803, it is bigger than almost all of them (29,281 ft² against a typical 1,867 ft²), its lot is bigger than 93% of them (3.67 ac against a typical 0.46 ac) and it is newer than 59% of them (1968 against a typical 1964). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 20 North Ave, Burlington, MA?

The 2025 property tax bill for 20 North Ave, Burlington, MA was $117,322. The county assessed it at $4,606,300.

Closest homes

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Assigned schools

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