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Duplex (2 Units, Any Combination)Residential

173 UNION ST

ROCKPORT, ME 04856
2
Beds
2
Baths
1,302 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.
1.08 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.
1
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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,641 (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.$926,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$196,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$729,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$799,100

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

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyKNOX
Lot (acres)The size of the land the home sits on, from county records.1.08
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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
Camden-Rockport Elementary SchoolA
Elementary · Grades PK–4 · 1.2 mi
M
Camden-Rockport Middle SchoolA
Middle · Grades 5–8 · 1.4 mi
H
Camden Hills Regional High SchoolA
High · Grades 9–12 · 1.4 mi

District: School Administrative District 28

Neighborhood · ZIP 04856These 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.111
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 100.53

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.81%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.3,784
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.158 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,890
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,265
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

173 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.

  • Smaller than 72% of homes in Rockport 04856
  • Newer than 82% of homes in Knox County

How it measures up in Rockport 04856

The dot is this home. The mark in the middle is the typical home in Rockport 04856.

Living area1,302 ft²
SmallerTypical 1,814 ft²Bigger

Bigger than 28% of homes nearby

Lot size1.08 ac
SmallerTypical 1.4 acBigger

Bigger than 40% of homes nearby

Year built2001
OlderTypical 1982Newer

Newer than 80% of homes nearby

How 173 Union St ranks against every home in each area.
MeasureThis homeRockport 04856Knox County
Living areabigger than1,302 ft²28% of homes38% of homes
Lot sizebigger than1.08 ac40% of homes47% of homes
Year builtnewer than200180% of homes82% of homes

About 173 Union St

When did 173 Union St, Rockport, ME last sell?

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

How big is 173 Union St, Rockport, ME?

173 Union St, Rockport, ME has 2 bedrooms, 2 bathrooms, 1,302 square feet of living space and a 1.08-acre lot.

When was 173 Union St, Rockport, ME built?

173 Union St, Rockport, ME was built in 2001, making it 25 years old. It is a duplex single home. The building has 1 story.

What schools serve 173 Union St, Rockport, ME?

173 Union St, Rockport, ME is assigned to Camden-Rockport Elementary School (elementary), rated A; Camden-Rockport Middle School (middle), rated A; Camden Hills Regional High School (high), rated A. All sit in School Administrative District 28. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 173 Union St, Rockport, ME compare to other homes in Rockport 04856?

Among the 5,514 homes in Rockport 04856, it is bigger than 28% of them (1,302 ft² against a typical 1,814 ft²), its lot is bigger than 40% of them (1.08 ac against a typical 1.4 ac) and it is newer than 80% of them (2001 against a typical 1982). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 173 Union St, Rockport, ME?

The 2025 property tax bill for 173 Union St, Rockport, ME was $12,641. The county assessed it at $926,100.

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