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Single Family ResidenceResidential
$605,798$549 / 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

5 SAN MATEO DR

CHELMSFORD, MA 01824
4
Beds
3.5
Baths
1,104 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.
1.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
Year BuiltThe year the home was originally built, according to county records.
1
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

$606K
$579K low$633K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,945 (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.$643,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$362,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$281,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$574,560

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.15 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.Raised Ranch
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.1.24
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
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(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.

E
South RowA-
Elementary · Grades KG–4 · 1.4 mi
M
McCarthy Middle SchoolB
Middle · Grades 7–8 · 3.7 mi
H
Chelmsford High SchoolA
High · Grades 9–12 · 4.0 mi

District: Chelmsford School District

Neighborhood · ZIP 01824These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.81

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.9%
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.27,961
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,525 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,207
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$151,835
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

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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

5 San Mateo Dr 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 74% of homes in Middlesex County
  • Costs more per square foot than 90% of homes in Chelmsford 01824
  • Smaller than 86% of homes in Chelmsford 01824
  • Has a bigger lot than 84% of homes in Middlesex County

What homes are worth in Chelmsford 01824

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

This home
$326K$1.2M

This home is worth more than 29% of homes in Chelmsford 01824.

How it measures up in Chelmsford 01824

The dot is this home. The mark in the middle is the typical home in Chelmsford 01824.

Estimated value$605,798
CheaperTypical $684,047Pricier

Pricier than 29% of homes nearby

Price per ft²$549
CheaperTypical $399Pricier

Pricier than 90% of homes nearby

Living area1,104 ft²
SmallerTypical 1,662 ft²Bigger

Bigger than 14% of homes nearby

Lot size1.24 ac
SmallerTypical 0.79 acBigger

Bigger than 79% of homes nearby

Year built1966
OlderTypical 1965Newer

Newer than 56% of homes nearby

How 5 San Mateo Dr ranks against every home in each area.
MeasureThis homeChelmsford 01824Middlesex County
Estimated valuepricier than$605,79829% of homes26% of homes
Price per ft²pricier than$54990% of homes69% of homes
Living areabigger than1,104 ft²14% of homes16% of homes
Lot sizebigger than1.24 ac79% of homes84% of homes
Year builtnewer than196656% of homes60% of homes

About 5 San Mateo Dr

How much is 5 San Mateo Dr, Chelmsford, MA worth?

The TopHap Estimate for 5 San Mateo Dr, Chelmsford, MA is $605,798 as of Aug 30, 2026. The likely range is $578,620 to $632,976. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5 San Mateo Dr, Chelmsford, MA last sell?

5 San Mateo Dr, Chelmsford, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 5 San Mateo Dr, Chelmsford, MA?

5 San Mateo Dr, Chelmsford, MA has 4 bedrooms, 3.5 bathrooms, 1,104 square feet of living space and a 1.24-acre lot.

When was 5 San Mateo Dr, Chelmsford, MA built?

5 San Mateo Dr, Chelmsford, MA was built in 1966, making it 60 years old. It is a raised ranch home. The building has 1 story.

What schools serve 5 San Mateo Dr, Chelmsford, MA?

5 San Mateo Dr, Chelmsford, MA is assigned to South Row (elementary), rated A-; McCarthy Middle School (middle), rated B; Chelmsford High School (high), rated A. All sit in Chelmsford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5 San Mateo Dr, Chelmsford, MA compare to other homes in Chelmsford 01824?

Among the 8,861 homes in Chelmsford 01824, it is worth more than 29% of them ($605,798 against a typical $684,047), its price per square foot is higher than 90% of them ($549 against a typical $399), it is bigger than 14% of them (1,104 ft² against a typical 1,662 ft²), its lot is bigger than 79% of them (1.24 ac against a typical 0.79 ac) and it is newer than 56% of them (1966 against a typical 1965). Measured against all of Middlesex County, it is worth more than 26% 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 5 San Mateo Dr, Chelmsford, MA?

The 2025 property tax bill for 5 San Mateo Dr, Chelmsford, MA was $8,945. The county assessed it at $643,500.

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