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Single Family ResidenceResidential
$116,988$162 / 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 73How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

18 UNION ST

WILTON, ME 04294
3
Beds
1.5
Baths
720 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$117K
$85K low$149K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,344 (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.$61,522 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,744
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$43,778
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$151,145

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
CountyFRANKLIN
Lot (acres)The size of the land the home sits on, from county records.0.28
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.Metal
HeatingThe type of heating system in the home.Space
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.

Neighborhood · ZIP 04294These 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.122
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 100.77

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.83%
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.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.3,941
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.73 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$52,012
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$67,914
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

18 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 89% of homes in Wilton 04294
  • Costs less per square foot than 86% of homes in Wilton 04294
  • Smaller than 83% of homes in Franklin County
  • Has a smaller lot than 90% of homes in Franklin County
  • Older than 74% of homes in Franklin County

What homes are worth in Wilton 04294

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

This home
$73K$665K

This home is worth more than 11% of homes in Wilton 04294.

How it measures up in Wilton 04294

The dot is this home. The mark in the middle is the typical home in Wilton 04294.

Estimated value$116,988
CheaperTypical $229,125Pricier

Pricier than 11% of homes nearby

Price per ft²$162
CheaperTypical $245Pricier

Pricier than 14% of homes nearby

Living area720 ft²
SmallerTypical 932 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.28 ac
SmallerTypical 1.11 acBigger

Bigger than 12% of homes nearby

Year built1940
OlderTypical 1967Newer

Newer than 37% of homes nearby

How 18 Union St ranks against every home in each area.
MeasureThis homeWilton 04294Franklin County
Estimated valuepricier than$116,98811% of homes12% of homes
Price per ft²pricier than$16214% of homes26% of homes
Living areabigger than720 ft²23% of homes17% of homes
Lot sizebigger than0.28 ac12% of homes10% of homes
Year builtnewer than194037% of homes26% of homes

About 18 Union St

How much is 18 Union St, Wilton, ME worth?

The TopHap Estimate for 18 Union St, Wilton, ME is $116,988 as of Aug 30, 2026. The likely range is $85,261 to $148,715. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Union St, Wilton, ME last sell?

18 Union St, Wilton, ME last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18 Union St, Wilton, ME?

18 Union St, Wilton, ME has 3 bedrooms, 1.5 bathrooms, 720 square feet of living space and a 0.28-acre lot.

When was 18 Union St, Wilton, ME built?

18 Union St, Wilton, ME was built in 1940, making it 86 years old. It is a conventional home. The building has 2 stories.

How does 18 Union St, Wilton, ME compare to other homes in Wilton 04294?

Among the 1,796 homes in Wilton 04294, it is worth more than 11% of them ($116,988 against a typical $229,125), its price per square foot is higher than 14% of them ($162 against a typical $245), it is bigger than 23% of them (720 ft² against a typical 932 ft²), its lot is bigger than 12% of them (0.28 ac against a typical 1.11 ac) and it is newer than 37% of them (1940 against a typical 1967). Measured against all of Franklin County, it is worth more than 12% 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 18 Union St, Wilton, ME?

The 2025 property tax bill for 18 Union St, Wilton, ME was $1,344. The county assessed it at $61,522.

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