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Single Family ResidenceResidential
$256,252$249 / 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 83How 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 $56,100 on Oct 5, 2016

28 UNION ST

HALLOWELL, ME 04347
3
Beds
1
Baths
1,031 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1906
Year BuiltThe year the home was originally built, according to county records.
2
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

$256K
$213K low$300K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$56,100 · Oct 5, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,701 (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.$141,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$62,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$78,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$102,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$245,955

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.Split Level
CountyKENNEBEC
Lot (acres)The size of the land the home sits on, from county records.0.24
ConstructionThe main material the home's frame and walls are built from.Brick
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(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.

E
Hall-Dale Elementary SchoolB
Elementary · Grades PK–5 · 0.6 mi
M
Hall-Dale Middle and High SchoolB+
Middle · Grades 6–12 · 1.3 mi

District: Regional School Unit 02

Neighborhood · ZIP 04347These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.72
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.74

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.2,706
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.446 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,616
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,564
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

28 Union 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 92% of homes in Hallowell 04347
  • Smaller than 91% of homes in Hallowell 04347
  • Has a smaller lot than 84% of homes in Kennebec County
  • Older than 85% of homes in Kennebec County

What homes are worth in Hallowell 04347

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

This home
$205K$863K

This home is worth more than 8% of homes in Hallowell 04347.

How it measures up in Hallowell 04347

The dot is this home. The mark in the middle is the typical home in Hallowell 04347.

Estimated value$256,252
CheaperTypical $416,900Pricier

Pricier than 8% of homes nearby

Price per ft²$249
CheaperTypical $259Pricier

Pricier than 46% of homes nearby

Living area1,031 ft²
SmallerTypical 1,764 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.24 ac
SmallerTypical 0.46 acBigger

Bigger than 26% of homes nearby

Year built1906
OlderTypical 1935Newer

Newer than 45% of homes nearby

How 28 Union St ranks against every home in each area.
MeasureThis homeHallowell 04347Kennebec County
Estimated valuepricier than$256,2528% of homes25% of homes
Price per ft²pricier than$24946% of homes47% of homes
Living areabigger than1,031 ft²9% of homes27% of homes
Lot sizebigger than0.24 ac26% of homes16% of homes
Year builtnewer than190645% of homes15% of homes

About 28 Union St

How much is 28 Union St, Hallowell, ME worth?

The TopHap Estimate for 28 Union St, Hallowell, ME is $256,252 as of Sep 24, 2026. The likely range is $212,641 to $299,863. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28 Union St, Hallowell, ME last sell?

28 Union St, Hallowell, ME last sold on Oct 5, 2016 for $56,100, according to the county's recorded deed.

How big is 28 Union St, Hallowell, ME?

28 Union St, Hallowell, ME has 3 bedrooms, 1 bathrooms, 1,031 square feet of living space and a 0.24-acre lot.

When was 28 Union St, Hallowell, ME built?

28 Union St, Hallowell, ME was built in 1906, making it 120 years old. It is a split level home. The building has 2 stories.

What schools serve 28 Union St, Hallowell, ME?

28 Union St, Hallowell, ME is assigned to Hall-Dale Elementary School (elementary), rated B; Hall-Dale Middle and High School (middle), rated B+. All sit in Regional School Unit 02. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 28 Union St, Hallowell, ME compare to other homes in Hallowell 04347?

Among the 1,005 homes in Hallowell 04347, it is worth more than 8% of them ($256,252 against a typical $416,900), its price per square foot is higher than 46% of them ($249 against a typical $259), it is bigger than 9% of them (1,031 ft² against a typical 1,764 ft²), its lot is bigger than 26% of them (0.24 ac against a typical 0.46 ac) and it is newer than 45% of them (1906 against a typical 1935). Measured against all of Kennebec County, it is worth more than 25% 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 28 Union St, Hallowell, ME?

The 2025 property tax bill for 28 Union St, Hallowell, ME was $2,701. The county assessed it at $141,400.

More homes on Union St

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More homes in Hallowell 04347

Assigned schools

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