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Single Family ResidentialResidential
$461,707$120 / 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 86How 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
Last sold for $207,500 on Aug 26, 2009

21 SHIRLEY ST

OLD TOWN, ME 04468
9
Beds
6
Baths
3,843 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
21
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$462K
$398K low$526K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$207,500 · Aug 26, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,844 (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.$292,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$18,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$274,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyPENOBSCOT
Lot (acres)The size of the land the home sits on, from county records.0.26
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.Asphalt
HeatingThe type of heating system in the home.Hot Water
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
Leonard Middle SchoolC
Middle · Grades 6–8 · 0.5 mi
H
Old Town High SchoolD
High · Grades 9–12 · 0.5 mi
E
Old Town Elementary SchoolC
Elementary · Grades KG–5 · 1.1 mi

District: Regional School Unit 34

Neighborhood · ZIP 04468These 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.147
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 100.62

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.8,953
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.68 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,100
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,595
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

21 Shirley 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 more than 94% of homes in Old Town 04468
  • Costs less per square foot than 94% of homes in Penobscot County
  • Bigger than 98% of homes in Old Town 04468
  • Has a smaller lot than 78% of homes in Penobscot County
  • Older than 82% of homes in Penobscot County

What homes are worth in Old Town 04468

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

This home
$76K$546K

This home is worth more than 94% of homes in Old Town 04468.

How it measures up in Old Town 04468

The dot is this home. The mark in the middle is the typical home in Old Town 04468.

Estimated value$461,707
CheaperTypical $265,000Pricier

Pricier than 94% of homes nearby

Price per ft²$120
CheaperTypical $195Pricier

Pricier than 10% of homes nearby

Living area3,843 ft²
SmallerTypical 1,366 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.26 ac
SmallerTypical 0.39 acBigger

Bigger than 37% of homes nearby

Year built1900
OlderTypical 1947Newer

Newer than 23% of homes nearby

How 21 Shirley St ranks against every home in each area.
MeasureThis homeOld Town 04468Penobscot County
Estimated valuepricier than$461,70794% of homes87% of homes
Price per ft²pricier than$12010% of homes6% of homes
Living areabigger than3,843 ft²98% of homes97% of homes
Lot sizebigger than0.26 ac37% of homes22% of homes
Year builtnewer than190023% of homes18% of homes

About 21 Shirley St

How much is 21 Shirley St, Old Town, ME worth?

The TopHap Estimate for 21 Shirley St, Old Town, ME is $461,707 as of Sep 24, 2026. The likely range is $397,681 to $525,733. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Shirley St, Old Town, ME last sell?

21 Shirley St, Old Town, ME last sold on Aug 26, 2009 for $207,500, according to the county's recorded deed.

How big is 21 Shirley St, Old Town, ME?

21 Shirley St, Old Town, ME has 9 bedrooms, 6 bathrooms, 3,843 square feet of living space and a 0.26-acre lot.

When was 21 Shirley St, Old Town, ME built?

21 Shirley St, Old Town, ME was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 21 Shirley St, Old Town, ME?

21 Shirley St, Old Town, ME is assigned to Leonard Middle School (middle), rated C; Old Town High School (high), rated D; Old Town Elementary School (elementary), rated C. All sit in Regional School Unit 34. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Shirley St, Old Town, ME compare to other homes in Old Town 04468?

Among the 3,109 homes in Old Town 04468, it is worth more than 94% of them ($461,707 against a typical $265,000), its price per square foot is higher than 10% of them ($120 against a typical $195), it is bigger than 98% of them (3,843 ft² against a typical 1,366 ft²), its lot is bigger than 37% of them (0.26 ac against a typical 0.39 ac) and it is newer than 23% of them (1900 against a typical 1947). Measured against all of Penobscot County, it is worth more than 87% 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 21 Shirley St, Old Town, ME?

The 2025 property tax bill for 21 Shirley St, Old Town, ME was $5,844. The county assessed it at $292,500.

More homes on Shirley St

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More homes in Old Town 04468

Assigned schools

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