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Single Family ResidenceResidential
$1,088,756$750 / 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 86How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $1,000,000 on Oct 31, 2024

19 BYRON AVE

LEXINGTON, MA 02420
3
Beds
1.5
Baths
1,452 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.1M
$939K low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,000,000 · Oct 31, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,445 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,011,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$644,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$367,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$985,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$947,245

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.8 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Bungalow
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.13
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
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.Deck

Transaction History(6)

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
Harrington Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
M
Clarke Middle SchoolA+
Middle · Grades 6–8 · 1.1 mi
H
Lexingon High SchoolA+
High · Grades 9–12 · 1.3 mi

District: Lexington School District

Neighborhood · ZIP 02420These 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.13
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 100.74

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.16,303
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,192 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$199,197
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$278,860
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

19 Byron 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 76% of homes in Lexington 02420
  • Costs more per square foot than 90% of homes in Middlesex County
  • Smaller than 78% of homes in Lexington 02420
  • Has a smaller lot than 85% of homes in Lexington 02420
  • Older than 82% of homes in Lexington 02420

What homes are worth in Lexington 02420

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

This home
$541K$4M

This home is worth more than 24% of homes in Lexington 02420.

How it measures up in Lexington 02420

The dot is this home. The mark in the middle is the typical home in Lexington 02420.

Estimated value$1,088,756
CheaperTypical $1,460,412Pricier

Pricier than 24% of homes nearby

Price per ft²$750
CheaperTypical $655Pricier

Pricier than 75% of homes nearby

Living area1,452 ft²
SmallerTypical 2,156 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.13 ac
SmallerTypical 0.37 acBigger

Bigger than 15% of homes nearby

Year built1930
OlderTypical 1962Newer

Newer than 18% of homes nearby

How 19 Byron Ave ranks against every home in each area.
MeasureThis homeLexington 02420Middlesex County
Estimated valuepricier than$1,088,75624% of homes75% of homes
Price per ft²pricier than$75075% of homes90% of homes
Living areabigger than1,452 ft²22% of homes32% of homes
Lot sizebigger than0.13 ac15% of homes20% of homes
Year builtnewer than193018% of homes32% of homes

About 19 Byron Ave

How much is 19 Byron Ave, Lexington, MA worth?

The TopHap Estimate for 19 Byron Ave, Lexington, MA is $1,088,756 as of Oct 21, 2026. The likely range is $938,961 to $1,238,551. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 19 Byron Ave, Lexington, MA last sell?

19 Byron Ave, Lexington, MA last sold on Oct 31, 2024 for $1,000,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 19 Byron Ave, Lexington, MA?

19 Byron Ave, Lexington, MA has 3 bedrooms, 1.5 bathrooms, 1,452 square feet of living space and a 0.13-acre lot.

When was 19 Byron Ave, Lexington, MA built?

19 Byron Ave, Lexington, MA was built in 1930, making it 96 years old. It is a bungalow home. The building has 2 stories.

What schools serve 19 Byron Ave, Lexington, MA?

19 Byron Ave, Lexington, MA is assigned to Harrington Elementary School (elementary), rated A+; Clarke Middle School (middle), rated A+; Lexingon High School (high), rated A+. All sit in Lexington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 19 Byron Ave, Lexington, MA compare to other homes in Lexington 02420?

Among the 5,175 homes in Lexington 02420, it is worth more than 24% of them ($1,088,756 against a typical $1,460,412), its price per square foot is higher than 75% of them ($750 against a typical $655), it is bigger than 22% of them (1,452 ft² against a typical 2,156 ft²), its lot is bigger than 15% of them (0.13 ac against a typical 0.37 ac) and it is newer than 18% of them (1930 against a typical 1962). Measured against all of Middlesex County, it is worth more than 75% 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 19 Byron Ave, Lexington, MA?

The 2026 property tax bill for 19 Byron Ave, Lexington, MA was $12,445. The county assessed it at $1,011,000.

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