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Single Family ResidenceResidential
$233,694$78 / 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 81How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $215,000 on Apr 22, 2025

108 COMMON RD

UNION, ME 04862
1
Beds
1
Baths
3,000 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.
0.59 ac
Lot SizeThe size of the land the home sits on, from county records.
1874
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$234K
$189K low$278K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$215,000 · Apr 22, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,882 (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.$216,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$78,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$138,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$188,200

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.90 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyKNOX
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1997
Lot (acres)The size of the land the home sits on, from county records.0.59
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.Roll Tar & Gravel
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(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.

E
Union Elementary SchoolB-
Elementary · Grades PK–6 · 1.4 mi
H
Medomak Valley High SchoolC
High · Grades 9–12 · 6.4 mi
M
Medomak Middle SchoolD+
Middle · Grades 7–8 · 6.6 mi

District: School Administrative District 40

Neighborhood · ZIP 04862These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.63

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
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.0.8%
PopulationHow many people live in this area.3,792
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.56 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,641
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,525
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

108 Common 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 less than 94% of homes in Knox County
  • Among the lowest price per square foot in Knox County
  • Bigger than 96% of homes in Union 04862
  • Has a smaller lot than 93% of homes in Union 04862
  • Older than 89% of homes in Knox County

What homes are worth in Union 04862

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

This home
$104K$872K

This home is worth more than 18% of homes in Union 04862.

How it measures up in Union 04862

The dot is this home. The mark in the middle is the typical home in Union 04862.

Estimated value$233,694
CheaperTypical $377,553Pricier

Pricier than 18% of homes nearby

Price per ft²$78
CheaperTypical $354Pricier

Cheaper than almost all homes nearby

Living area3,000 ft²
SmallerTypical 1,232 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.59 ac
SmallerTypical 3.5 acBigger

Bigger than 7% of homes nearby

Year built1874
OlderTypical 1985Newer

Newer than 14% of homes nearby

How 108 Common Rd ranks against every home in each area.
MeasureThis homeUnion 04862Knox County
Estimated valuepricier than$233,69418% of homes6% of homes
Price per ft²pricier than$78almost no homesalmost no homes
Living areabigger than3,000 ft²96% of homes91% of homes
Lot sizebigger than0.59 ac7% of homes31% of homes
Year builtnewer than187414% of homes11% of homes

About 108 Common Rd

How much is 108 Common Rd, Union, ME worth?

The TopHap Estimate for 108 Common Rd, Union, ME is $233,694 as of Oct 21, 2026. The likely range is $189,030 to $278,358. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 108 Common Rd, Union, ME last sell?

108 Common Rd, Union, ME last sold on Apr 22, 2025 for $215,000, according to the county's recorded deed.

How big is 108 Common Rd, Union, ME?

108 Common Rd, Union, ME has 1 bedrooms, 1 bathrooms, 3,000 square feet of living space and a 0.59-acre lot.

When was 108 Common Rd, Union, ME built?

108 Common Rd, Union, ME was built in 1874, making it 152 years old. It is a conventional home. The building has 2 stories.

What schools serve 108 Common Rd, Union, ME?

108 Common Rd, Union, ME is assigned to Union Elementary School (elementary), rated B-; Medomak Valley High School (high), rated C; Medomak Middle School (middle), rated D+. All sit in School Administrative District 40. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 108 Common Rd, Union, ME compare to other homes in Union 04862?

Among the 1,849 homes in Union 04862, it is worth more than 18% of them ($233,694 against a typical $377,553), its price per square foot is higher than almost none of them ($78 against a typical $354), it is bigger than 96% of them (3,000 ft² against a typical 1,232 ft²), its lot is bigger than 7% of them (0.59 ac against a typical 3.5 ac) and it is newer than 14% of them (1874 against a typical 1985). Measured against all of Knox County, it is worth more than 6% 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 108 Common Rd, Union, ME?

The 2025 property tax bill for 108 Common Rd, Union, ME was $2,882. The county assessed it at $216,700.

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