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Single Family ResidenceResidential
$1,018,695$128 / 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 89How 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

306 UNION ST

BANGOR, ME 04401
0
Baths
7,982 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.
0.77 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1M
$909K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,878 (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.$501,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$89,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$412,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$464,300

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
CountyPENOBSCOT
Lot (acres)The size of the land the home sits on, from county records.0.77
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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(1)

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.

M
James F. Doughty SchoolB-
Middle · Grades 6–8 · 0.4 mi
E
Vine Street SchoolA-
Elementary · Grades PK–3 · 0.5 mi
H
Bangor High SchoolB-
High · Grades 9–12 · 2.0 mi

District: Bangor

Neighborhood · ZIP 04401These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.62

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.23%
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.0.9%
PopulationHow many people live in this area.46,010
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.443 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,092
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,961
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

306 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.

  • Among the most valuable homes in Penobscot County
  • Costs less per square foot than 94% of homes in Bangor 04401
  • Among the largest homes in Bangor 04401
  • Older than 95% of homes in Penobscot County

What homes are worth in Bangor 04401

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

This home
$156K$790K

This home is worth more than almost all homes in Bangor 04401.

How it measures up in Bangor 04401

The dot is this home. The mark in the middle is the typical home in Bangor 04401.

Estimated value$1,018,695
CheaperTypical $336,158Pricier

Pricier than almost all homes nearby

Price per ft²$128
CheaperTypical $228Pricier

Pricier than 6% of homes nearby

Living area7,982 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than almost all homes nearby

Lot size0.77 ac
SmallerTypical 0.37 acBigger

Bigger than 60% of homes nearby

Year built1880
OlderTypical 1958Newer

Newer than 7% of homes nearby

How 306 Union St ranks against every home in each area.
MeasureThis homeBangor 04401Penobscot County
Estimated valuepricier than$1,018,695almost all homesalmost all homes
Price per ft²pricier than$1286% of homes7% of homes
Living areabigger than7,982 ft²almost all homesalmost all homes
Lot sizebigger than0.77 ac60% of homes43% of homes
Year builtnewer than18807% of homes5% of homes

About 306 Union St

How much is 306 Union St, Bangor, ME worth?

The TopHap Estimate for 306 Union St, Bangor, ME is $1,018,695 as of Sep 24, 2026. The likely range is $909,459 to $1,127,931. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 306 Union St, Bangor, ME last sell?

306 Union St, Bangor, ME last sold on Dec 31, 2015, according to the county's recorded deed.

How big is 306 Union St, Bangor, ME?

306 Union St, Bangor, ME has 7,982 square feet of living space and a 0.77-acre lot.

When was 306 Union St, Bangor, ME built?

306 Union St, Bangor, ME was built in 1880, making it 146 years old. It is a conventional home. The building has 2 stories.

What schools serve 306 Union St, Bangor, ME?

306 Union St, Bangor, ME is assigned to James F. Doughty School (middle), rated B-; Vine Street School (elementary), rated A-; Bangor High School (high), rated B-. All sit in Bangor. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 306 Union St, Bangor, ME compare to other homes in Bangor 04401?

Among the 14,208 homes in Bangor 04401, it is worth more than almost all of them ($1,018,695 against a typical $336,158), its price per square foot is higher than 6% of them ($128 against a typical $228), it is bigger than almost all of them (7,982 ft² against a typical 1,512 ft²), its lot is bigger than 60% of them (0.77 ac against a typical 0.37 ac) and it is newer than 7% of them (1880 against a typical 1958). Measured against all of Penobscot County, it is worth more than almost all 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 306 Union St, Bangor, ME?

The 2025 property tax bill for 306 Union St, Bangor, ME was $8,878. The county assessed it at $501,600.

More homes on Union St

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Assigned schools

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