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Single Family ResidenceResidential
$356,299$474 / 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 85How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

15 ROBERTSON LN

SULLIVAN, ME 04664
1
Beds
1
Baths
751 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.
11.39 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$356K
$304K low$408K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,123 (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.$423,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$58,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$364,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$231,500

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.18 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
CountyHANCOCK
Lot (acres)The size of the land the home sits on, from county records.11.39
ConstructionThe main material the home's frame and walls are built from.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Mountain View SchoolC
Elementary · Grades PK–8 · 2.1 mi
H
Sumner Memorial High SchoolC
High · Grades 9–12 · 4.1 mi

District: Regional School Unit 24

Neighborhood · ZIP 04664These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
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.63%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.1,031
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.31 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,448
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,506
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

15 Robertson Ln 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 76% of homes in Sullivan 04664
  • Costs more per square foot than 88% of homes in Sullivan 04664
  • Smaller than 89% of homes in Hancock County
  • Has a bigger lot than 90% of homes in Hancock County
  • Newer than 89% of homes in Sullivan 04664

What homes are worth in Sullivan 04664

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

This home
$71K$807K

This home is worth more than 76% of homes in Sullivan 04664.

How it measures up in Sullivan 04664

The dot is this home. The mark in the middle is the typical home in Sullivan 04664.

Estimated value$356,299
CheaperTypical $237,244Pricier

Pricier than 76% of homes nearby

Price per ft²$474
CheaperTypical $231Pricier

Pricier than 88% of homes nearby

Living area751 ft²
SmallerTypical 1,218 ft²Bigger

Bigger than 19% of homes nearby

Lot size11.39 ac
SmallerTypical 1.8 acBigger

Bigger than 88% of homes nearby

Year built2002
OlderTypical 1975Newer

Newer than 89% of homes nearby

How 15 Robertson Ln ranks against every home in each area.
MeasureThis homeSullivan 04664Hancock County
Estimated valuepricier than$356,29976% of homes46% of homes
Price per ft²pricier than$47488% of homes73% of homes
Living areabigger than751 ft²19% of homes11% of homes
Lot sizebigger than11.39 ac88% of homes90% of homes
Year builtnewer than200289% of homes79% of homes

About 15 Robertson Ln

How much is 15 Robertson Ln, Sullivan, ME worth?

The TopHap Estimate for 15 Robertson Ln, Sullivan, ME is $356,299 as of Jul 14, 2026. The likely range is $304,111 to $408,487. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15 Robertson Ln, Sullivan, ME last sell?

15 Robertson Ln, Sullivan, ME last sold on Jul 25, 2005, according to the county's recorded deed.

How big is 15 Robertson Ln, Sullivan, ME?

15 Robertson Ln, Sullivan, ME has 1 bedrooms, 1 bathrooms, 751 square feet of living space and a 11.39-acre lot.

When was 15 Robertson Ln, Sullivan, ME built?

15 Robertson Ln, Sullivan, ME was built in 2002, making it 24 years old. The building has 1 story.

What schools serve 15 Robertson Ln, Sullivan, ME?

15 Robertson Ln, Sullivan, ME is assigned to Mountain View School (elementary), rated C; Sumner Memorial High School (high), rated C. All sit in Regional School Unit 24. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Robertson Ln, Sullivan, ME compare to other homes in Sullivan 04664?

Among the 548 homes in Sullivan 04664, it is worth more than 76% of them ($356,299 against a typical $237,244), its price per square foot is higher than 88% of them ($474 against a typical $231), it is bigger than 19% of them (751 ft² against a typical 1,218 ft²), its lot is bigger than 88% of them (11.39 ac against a typical 1.8 ac) and it is newer than 89% of them (2002 against a typical 1975). Measured against all of Hancock County, it is worth more than 46% 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 15 Robertson Ln, Sullivan, ME?

The 2025 property tax bill for 15 Robertson Ln, Sullivan, ME was $5,123. The county assessed it at $423,400.

More homes on Robertson Ln

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Assigned schools

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