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Single Family ResidenceResidential
$108,465$65 / 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 74How 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
Last sold for $99,999 on Jan 30, 2025

100 MILL ST

ROCKPORT, ME 04856
3
Beds
1
Baths
1,670 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.
2.47 ac
Lot SizeThe size of the land the home sits on, from county records.
1800
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

$108K
$80K low$137K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$99,999 · Jan 30, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,026 (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.$368,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$93,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$275,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$354,800

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.Historical
CountyKNOX
Lot (acres)The size of the land the home sits on, from county records.2.47
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
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
Camden Hills Regional High SchoolA
High · Grades 9–12 · 2.6 mi
E
Camden-Rockport Elementary SchoolA
Elementary · Grades PK–4 · 2.8 mi
M
Camden-Rockport Middle SchoolA
Middle · Grades 5–8 · 4.7 mi

District: School Administrative District 28

Neighborhood · ZIP 04856These 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.111
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.53

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.81%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
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.3,784
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.158 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,890
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,265
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

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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

100 Mill 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.

  • Among the least valuable homes in Rockport 04856
  • Among the lowest price per square foot in Rockport 04856
  • Has a bigger lot than 72% of homes in Rockport 04856
  • Among the oldest homes in Rockport 04856

What homes are worth in Rockport 04856

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

This home
$249K$1.7M

This home is worth less than almost all homes in Rockport 04856.

How it measures up in Rockport 04856

The dot is this home. The mark in the middle is the typical home in Rockport 04856.

Estimated value$108,465
CheaperTypical $480,247Pricier

Cheaper than almost all homes nearby

Price per ft²$65
CheaperTypical $367Pricier

Cheaper than almost all homes nearby

Living area1,670 ft²
SmallerTypical 1,817 ft²Bigger

Bigger than 42% of homes nearby

Lot size2.47 ac
SmallerTypical 1.4 acBigger

Bigger than 72% of homes nearby

Year built1800
OlderTypical 1981Newer

Older than almost all homes nearby

How 100 Mill St ranks against every home in each area.
MeasureThis homeRockport 04856Knox County
Estimated valuepricier than$108,465almost no homesalmost no homes
Price per ft²pricier than$65almost no homesalmost no homes
Living areabigger than1,670 ft²42% of homes58% of homes
Lot sizebigger than2.47 ac72% of homes70% of homes
Year builtnewer than1800almost no homesalmost no homes

About 100 Mill St

How much is 100 Mill St, Rockport, ME worth?

The TopHap Estimate for 100 Mill St, Rockport, ME is $108,465 as of Sep 24, 2026. The likely range is $80,410 to $136,520. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Mill St, Rockport, ME last sell?

100 Mill St, Rockport, ME last sold on Jan 30, 2025 for $99,999, according to the county's recorded deed.

How big is 100 Mill St, Rockport, ME?

100 Mill St, Rockport, ME has 3 bedrooms, 1 bathrooms, 1,670 square feet of living space and a 2.47-acre lot.

When was 100 Mill St, Rockport, ME built?

100 Mill St, Rockport, ME was built in 1800, making it 226 years old. It is a historical home. The building has 2 stories.

What schools serve 100 Mill St, Rockport, ME?

100 Mill St, Rockport, ME is assigned to Camden Hills Regional High School (high), rated A; Camden-Rockport Elementary School (elementary), rated A; Camden-Rockport Middle School (middle), rated A. All sit in School Administrative District 28. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Mill St, Rockport, ME compare to other homes in Rockport 04856?

Among the 5,514 homes in Rockport 04856, it is worth more than almost none of them ($108,465 against a typical $480,247), its price per square foot is higher than almost none of them ($65 against a typical $367), it is bigger than 42% of them (1,670 ft² against a typical 1,817 ft²), its lot is bigger than 72% of them (2.47 ac against a typical 1.4 ac) and it is newer than almost none of them (1800 against a typical 1981). Measured against all of Knox County, it is worth more than almost no 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 100 Mill St, Rockport, ME?

The 2025 property tax bill for 100 Mill St, Rockport, ME was $5,026. The county assessed it at $368,200.

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More homes in Rockport 04856

Assigned schools

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