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Residential Income (General/Multi-Family)Residential
Last sold for $1,175,000 on Oct 1, 2021

30 PORTER ST

ROCKPORT, ME 04856
4
Beds
2
Baths
2,441 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.
169.43 ac
Lot SizeThe size of the land the home sits on, from county records.
1810
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,175,000 · Oct 1, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,677 (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.$928,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$323,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$605,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$833,300

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.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential Income (General/Multi-Family)
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.169.43
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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 · 2.9 mi
E
Camden-Rockport Elementary SchoolA
Elementary · Grades PK–4 · 2.9 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

30 Porter 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.

  • Bigger than 83% of homes in Knox County
  • Among the largest lots in Rockport 04856
  • Among the oldest 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.

Living area2,441 ft²
SmallerTypical 1,818 ft²Bigger

Bigger than 74% of homes nearby

Lot size169.43 ac
SmallerTypical 1.4 acBigger

Bigger than almost all homes nearby

Year built1810
OlderTypical 1982Newer

Older than almost all homes nearby

How 30 Porter St ranks against every home in each area.
MeasureThis homeRockport 04856Knox County
Living areabigger than2,441 ft²74% of homes83% of homes
Lot sizebigger than169.43 acalmost all homesalmost all homes
Year builtnewer than1810almost no homesalmost no homes

About 30 Porter St

When did 30 Porter St, Rockport, ME last sell?

30 Porter St, Rockport, ME last sold on Oct 1, 2021 for $1,175,000, according to the county's recorded deed.

How big is 30 Porter St, Rockport, ME?

30 Porter St, Rockport, ME has 4 bedrooms, 2 bathrooms, 2,441 square feet of living space and a 169.43-acre lot.

When was 30 Porter St, Rockport, ME built?

30 Porter St, Rockport, ME was built in 1810, making it 216 years old. It is a historical home. The building has 2 stories.

What schools serve 30 Porter St, Rockport, ME?

30 Porter 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 30 Porter St, Rockport, ME compare to other homes in Rockport 04856?

Among the 5,514 homes in Rockport 04856, it is bigger than 74% of them (2,441 ft² against a typical 1,818 ft²), its lot is bigger than almost all of them (169.43 ac against a typical 1.4 ac) and it is newer than almost none of them (1810 against a typical 1982). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 30 Porter St, Rockport, ME?

The 2025 property tax bill for 30 Porter St, Rockport, ME was $12,677. The county assessed it at $928,700.

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