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Single Family ResidenceResidential
$426,447$265 / 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 96How 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
Last sold for $460,000 on Aug 17, 2022

18 LLEWELLYN ST

LOWELL, MA 01850
3
Beds
1.5
Baths
1,607 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
2
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

$426K
$409K low$444K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$460,000 · Aug 17, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,252 (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.$457,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$153,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$304,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$535,230

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.Colonial
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.20
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
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(9)

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
James Sullivan Middle SchoolC-
Middle · Grades 5–8 · 0.7 mi
E
Moody Elementary SchoolB
Elementary · Grades PK–4 · 0.7 mi
H
Leblanc Therapeutic Day School
High · Grades 9–12 · 0.9 mi

District: Lowell School District

Neighborhood · ZIP 01850These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.16,865
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,591 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,769
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,358
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

18 Llewellyn 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.

  • Worth less than 91% of homes in Middlesex County
  • Costs less per square foot than 95% of homes in Middlesex County
  • Has a bigger lot than 69% of homes in Lowell 01850
  • Newer than 94% of homes in Lowell 01850

What homes are worth in Lowell 01850

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

This home
$200K$593K

This home is worth more than 61% of homes in Lowell 01850.

How it measures up in Lowell 01850

The dot is this home. The mark in the middle is the typical home in Lowell 01850.

Estimated value$426,447
CheaperTypical $406,113Pricier

Pricier than 61% of homes nearby

Price per ft²$265
CheaperTypical $293Pricier

Pricier than 27% of homes nearby

Living area1,607 ft²
SmallerTypical 1,561 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.2 ac
SmallerTypical 0.14 acBigger

Bigger than 69% of homes nearby

Year built1995
OlderTypical 1925Newer

Newer than 94% of homes nearby

How 18 Llewellyn St ranks against every home in each area.
MeasureThis homeLowell 01850Middlesex County
Estimated valuepricier than$426,44761% of homes9% of homes
Price per ft²pricier than$26527% of homes5% of homes
Living areabigger than1,607 ft²52% of homes40% of homes
Lot sizebigger than0.2 ac69% of homes34% of homes
Year builtnewer than199594% of homes85% of homes

About 18 Llewellyn St

How much is 18 Llewellyn St, Lowell, MA worth?

The TopHap Estimate for 18 Llewellyn St, Lowell, MA is $426,447 as of Aug 30, 2026. The likely range is $409,260 to $443,634. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Llewellyn St, Lowell, MA last sell?

18 Llewellyn St, Lowell, MA last sold on Aug 17, 2022 for $460,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 18 Llewellyn St, Lowell, MA?

18 Llewellyn St, Lowell, MA has 3 bedrooms, 1.5 bathrooms, 1,607 square feet of living space and a 0.20-acre lot.

When was 18 Llewellyn St, Lowell, MA built?

18 Llewellyn St, Lowell, MA was built in 1995, making it 31 years old. It is a colonial home. The building has 2 stories.

What schools serve 18 Llewellyn St, Lowell, MA?

18 Llewellyn St, Lowell, MA is assigned to James Sullivan Middle School (middle), rated C-; Moody Elementary School (elementary), rated B; Leblanc Therapeutic Day School (high). All sit in Lowell School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Llewellyn St, Lowell, MA compare to other homes in Lowell 01850?

Among the 3,731 homes in Lowell 01850, it is worth more than 61% of them ($426,447 against a typical $406,113), its price per square foot is higher than 27% of them ($265 against a typical $293), it is bigger than 52% of them (1,607 ft² against a typical 1,561 ft²), its lot is bigger than 69% of them (0.2 ac against a typical 0.14 ac) and it is newer than 94% of them (1995 against a typical 1925). Measured against all of Middlesex County, it is worth more than 9% 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 18 Llewellyn St, Lowell, MA?

The 2025 property tax bill for 18 Llewellyn St, Lowell, MA was $5,252. The county assessed it at $457,500.

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