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Single Family ResidenceResidential
$565,204$234 / 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 64How 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

17 JOHNSTON RD

ROCKPORT, ME 04856
4
Beds
2
Baths
2,417 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.
2.76 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
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

$565K
$359K low$771K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,065 (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.$517,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$94,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$423,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$490,800

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.Cape Cod
CountyKNOX
Lot (acres)The size of the land the home sits on, from county records.2.76
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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(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.

H
Camden Hills Regional High SchoolA
High · Grades 9–12 · 3.5 mi
E
Camden-Rockport Elementary SchoolA
Elementary · Grades PK–4 · 3.8 mi
M
Camden-Rockport Middle SchoolA
Middle · Grades 5–8 · 4.8 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

17 Johnston Rd 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 more than 69% of homes in Knox County
  • Costs less per square foot than 85% of homes in Rockport 04856
  • Bigger than 83% of homes in Knox County
  • Has a bigger lot than 74% of 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
$213K$2.2M

This home is worth more than 48% of 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$565,204
CheaperTypical $608,054Pricier

Pricier than 48% of homes nearby

Price per ft²$234
CheaperTypical $333Pricier

Pricier than 15% of homes nearby

Living area2,417 ft²
SmallerTypical 1,818 ft²Bigger

Bigger than 73% of homes nearby

Lot size2.76 ac
SmallerTypical 1.4 acBigger

Bigger than 74% of homes nearby

Year built1987
OlderTypical 1982Newer

Newer than 57% of homes nearby

How 17 Johnston Rd ranks against every home in each area.
MeasureThis homeRockport 04856Knox County
Estimated valuepricier than$565,20448% of homes69% of homes
Price per ft²pricier than$23415% of homes32% of homes
Living areabigger than2,417 ft²73% of homes83% of homes
Lot sizebigger than2.76 ac74% of homes73% of homes
Year builtnewer than198757% of homes63% of homes

About 17 Johnston Rd

How much is 17 Johnston Rd, Rockport, ME worth?

The TopHap Estimate for 17 Johnston Rd, Rockport, ME is $565,204 as of Aug 30, 2026. The likely range is $359,328 to $771,080. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17 Johnston Rd, Rockport, ME last sell?

17 Johnston Rd, Rockport, ME last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 17 Johnston Rd, Rockport, ME?

17 Johnston Rd, Rockport, ME has 4 bedrooms, 2 bathrooms, 2,417 square feet of living space and a 2.76-acre lot.

When was 17 Johnston Rd, Rockport, ME built?

17 Johnston Rd, Rockport, ME was built in 1987, making it 39 years old. It is a cape cod home. The building has 2 stories.

What schools serve 17 Johnston Rd, Rockport, ME?

17 Johnston Rd, 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 17 Johnston Rd, Rockport, ME compare to other homes in Rockport 04856?

Among the 5,514 homes in Rockport 04856, it is worth more than 48% of them ($565,204 against a typical $608,054), its price per square foot is higher than 15% of them ($234 against a typical $333), it is bigger than 73% of them (2,417 ft² against a typical 1,818 ft²), its lot is bigger than 74% of them (2.76 ac against a typical 1.4 ac) and it is newer than 57% of them (1987 against a typical 1982). Measured against all of Knox County, it is worth more than 69% 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 17 Johnston Rd, Rockport, ME?

The 2025 property tax bill for 17 Johnston Rd, Rockport, ME was $7,065. The county assessed it at $517,600.

More homes on Johnston Rd

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Assigned schools

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