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Single Family ResidenceResidential
$422,801$233 / 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 88How 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

18 UNION ST

BRUNSWICK, ME 04011
4
Beds
2
Baths
1,812 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$423K
$371K low$474K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,050 (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.$382,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$68,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$314,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$193,800

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.25 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.Cape Cod
CountyCUMBERLAND
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Kate Furbish Elementary School
Elementary · Grades PK–2 · 0.7 mi
M
Brunswick Jr High SchoolA-
Middle · Grades 6–8 · 1.1 mi
H
Brunswick High SchoolB
High · Grades 9–12 · 2.5 mi

District: Brunswick

Neighborhood · ZIP 04011These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.75

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.93%
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.6.0%
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.22,594
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.417 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,284
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,871
Average tempThe average temperature here across a full year.46°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.57%

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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 81% of homes in Cumberland County
  • Costs less per square foot than 96% of homes in Cumberland County
  • Has a smaller lot than 91% of homes in Brunswick 04011
  • Older than 80% of homes in Brunswick 04011

What homes are worth in Brunswick 04011

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

This home
$298K$1.3M

This home is worth more than 25% of homes in Brunswick 04011.

How it measures up in Brunswick 04011

The dot is this home. The mark in the middle is the typical home in Brunswick 04011.

Estimated value$422,801
CheaperTypical $556,405Pricier

Pricier than 25% of homes nearby

Price per ft²$233
CheaperTypical $328Pricier

Pricier than 9% of homes nearby

Living area1,812 ft²
SmallerTypical 1,562 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.17 ac
SmallerTypical 0.52 acBigger

Bigger than 9% of homes nearby

Year built1951
OlderTypical 1986Newer

Newer than 20% of homes nearby

How 18 Union St ranks against every home in each area.
MeasureThis homeBrunswick 04011Cumberland County
Estimated valuepricier than$422,80125% of homes19% of homes
Price per ft²pricier than$2339% of homes4% of homes
Living areabigger than1,812 ft²63% of homes63% of homes
Lot sizebigger than0.17 ac9% of homes15% of homes
Year builtnewer than195120% of homes28% of homes

About 18 Union St

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

The TopHap Estimate for 18 Union St, Brunswick, ME is $422,801 as of Sep 24, 2026. The likely range is $371,202 to $474,400. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

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

18 Union St, Brunswick, ME last sold on Sep 25, 2017, according to the county's recorded deed.

How big is 18 Union St, Brunswick, ME?

18 Union St, Brunswick, ME has 4 bedrooms, 2 bathrooms, 1,812 square feet of living space and a 0.17-acre lot.

When was 18 Union St, Brunswick, ME built?

18 Union St, Brunswick, ME was built in 1951, making it 75 years old. It is a cape cod home. The building has 2 stories.

What schools serve 18 Union St, Brunswick, ME?

18 Union St, Brunswick, ME is assigned to Kate Furbish Elementary School (elementary); Brunswick Jr High School (middle), rated A-; Brunswick High School (high), rated B. All sit in Brunswick. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Union St, Brunswick, ME compare to other homes in Brunswick 04011?

Among the 7,927 homes in Brunswick 04011, it is worth more than 25% of them ($422,801 against a typical $556,405), its price per square foot is higher than 9% of them ($233 against a typical $328), it is bigger than 63% of them (1,812 ft² against a typical 1,562 ft²), its lot is bigger than 9% of them (0.17 ac against a typical 0.52 ac) and it is newer than 20% of them (1951 against a typical 1986). Measured against all of Cumberland County, it is worth more than 19% 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, Brunswick, ME?

The 2025 property tax bill for 18 Union St, Brunswick, ME was $5,050. The county assessed it at $382,000.

More homes on Union St

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Assigned schools

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