Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$171,401$182 / 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 76How 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

516 WATER ST

GARDINER, ME 04345
3
Beds
1
Baths
940 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.
3,485 ft²
Lot SizeThe size of the land the home sits on, from county records.
1870
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$171K
$131K low$212K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,444 (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.$54,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$40,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$147,155

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.Conventional
CountyKENNEBEC
Lot (acres)The size of the land the home sits on, from county records.0.08
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

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

H
Gardiner Area High SchoolB-
High · Grades 9–12 · 0.4 mi
E
Laura E Richards School
Elementary · Grades PK–2 · 0.4 mi
M
Gardiner Regional Middle SchoolC+
Middle · Grades 6–8 · 1.1 mi

District: School Administrative District 11

Neighborhood · ZIP 04345These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.12,905
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.169 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,268
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,055
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

Owner Tools

Do you own this home?
Claim this home

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

516 Water 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.

  • Worth less than 98% of homes in Gardiner 04345
  • Costs less per square foot than 81% of homes in Kennebec County
  • Smaller than 87% of homes in Gardiner 04345
  • Among the smallest lots in Gardiner 04345
  • Older than 95% of homes in Kennebec County

What homes are worth in Gardiner 04345

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

This home
$165K$759K

This home is worth more than 2% of homes in Gardiner 04345.

How it measures up in Gardiner 04345

The dot is this home. The mark in the middle is the typical home in Gardiner 04345.

Estimated value$171,401
CheaperTypical $330,951Pricier

Pricier than 2% of homes nearby

Price per ft²$182
CheaperTypical $224Pricier

Pricier than 30% of homes nearby

Living area940 ft²
SmallerTypical 1,490 ft²Bigger

Bigger than 13% of homes nearby

Lot size3,485 ft²
SmallerTypical 1.1 acBigger

Smaller than almost all homes nearby

Year built1870
OlderTypical 1949Newer

Newer than 19% of homes nearby

How 516 Water St ranks against every home in each area.
MeasureThis homeGardiner 04345Kennebec County
Estimated valuepricier than$171,4012% of homes7% of homes
Price per ft²pricier than$18230% of homes19% of homes
Living areabigger than940 ft²13% of homes19% of homes
Lot sizebigger than3,485 ft²almost no homes2% of homes
Year builtnewer than187019% of homes5% of homes

About 516 Water St

How much is 516 Water St, Gardiner, ME worth?

The TopHap Estimate for 516 Water St, Gardiner, ME is $171,401 as of Sep 24, 2026. The likely range is $130,663 to $212,139. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 516 Water St, Gardiner, ME last sell?

516 Water St, Gardiner, ME last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 516 Water St, Gardiner, ME?

516 Water St, Gardiner, ME has 3 bedrooms, 1 bathrooms, 940 square feet of living space and a 0.08-acre lot.

When was 516 Water St, Gardiner, ME built?

516 Water St, Gardiner, ME was built in 1870, making it 156 years old. It is a conventional home. The building has 1 story.

What schools serve 516 Water St, Gardiner, ME?

516 Water St, Gardiner, ME is assigned to Gardiner Area High School (high), rated B-; Laura E Richards School (elementary); Gardiner Regional Middle School (middle), rated C+. All sit in School Administrative District 11. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 516 Water St, Gardiner, ME compare to other homes in Gardiner 04345?

Among the 4,737 homes in Gardiner 04345, it is worth more than 2% of them ($171,401 against a typical $330,951), its price per square foot is higher than 30% of them ($182 against a typical $224), it is bigger than 13% of them (940 ft² against a typical 1,490 ft²), its lot is bigger than almost none of them (3,485 ft² against a typical 1.1 ac) and it is newer than 19% of them (1870 against a typical 1949). Measured against all of Kennebec County, it is worth more than 7% 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 516 Water St, Gardiner, ME?

The 2025 property tax bill for 516 Water St, Gardiner, ME was $1,444. The county assessed it at $54,900.

More homes on Water St

Closest homes

More homes in Gardiner 04345

Assigned schools

Explore the area

See this home in context

Open 516 Water St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map