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Single Family ResidenceResidential
$1,356,511$284 / 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 90How 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 $210,000 on Jul 30, 1984

345 ROSEMARY LN

PENN VALLEY, PA 19072
4
Beds
4
Baths
4,783 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.
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.4M
$1.2M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$210,000 · Jul 30, 1984

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,765 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$388,900 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$388,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$388,900

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.Split Level
CountyMONTGOMERY
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2016
Lot (acres)The size of the land the home sits on, from county records.0.41
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.No Garage
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.DeckPatio · 224 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Welsh Valley Middle SchoolA+
Middle · Grades 5–8 · 0.1 mi
E
Belmont Hills Elementary SchoolA+
Elementary · Grades KG–4 · 1.1 mi
H
Harriton High SchoolA+
High · Grades 9–12 · 3.4 mi

District: Lower Merion School District

Neighborhood · ZIP 19072These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.78

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
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.10,222
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,199 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$157,730
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$221,006
Average tempThe average temperature here across a full year.54°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.56%

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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

345 Rosemary Ln 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 96% of homes in Montgomery County
  • Costs less per square foot than 75% of homes in Narberth 19072
  • Bigger than 96% of homes in Montgomery County
  • Has a bigger lot than 69% of homes in Montgomery County
  • Newer than 71% of homes in Narberth 19072

What homes are worth in Narberth 19072

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

This home
$164K$2.4M

This home is worth more than 80% of homes in Narberth 19072.

How it measures up in Narberth 19072

The dot is this home. The mark in the middle is the typical home in Narberth 19072.

Estimated value$1,356,511
CheaperTypical $942,843Pricier

Pricier than 80% of homes nearby

Price per ft²$284
CheaperTypical $341Pricier

Pricier than 25% of homes nearby

Living area4,783 ft²
SmallerTypical 2,217 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.41 ac
SmallerTypical 0.15 acBigger

Bigger than 67% of homes nearby

Year built1964
OlderTypical 1952Newer

Newer than 71% of homes nearby

How 345 Rosemary Ln ranks against every home in each area.
MeasureThis homeNarberth 19072Montgomery County
Estimated valuepricier than$1,356,51180% of homes96% of homes
Price per ft²pricier than$28425% of homes69% of homes
Living areabigger than4,783 ft²88% of homes96% of homes
Lot sizebigger than0.41 ac67% of homes69% of homes
Year builtnewer than196471% of homes48% of homes

About 345 Rosemary Ln

How much is 345 Rosemary Ln, Penn Valley, PA worth?

The TopHap Estimate for 345 Rosemary Ln, Penn Valley, PA is $1,356,511 as of Sep 24, 2026. The likely range is $1,225,701 to $1,487,321. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 345 Rosemary Ln, Penn Valley, PA last sell?

345 Rosemary Ln, Penn Valley, PA last sold on Jul 30, 1984 for $210,000, according to the county's recorded deed.

How big is 345 Rosemary Ln, Penn Valley, PA?

345 Rosemary Ln, Penn Valley, PA has 4 bedrooms, 4 bathrooms, 4,783 square feet of living space and a 0.41-acre lot.

When was 345 Rosemary Ln, Penn Valley, PA built?

345 Rosemary Ln, Penn Valley, PA was built in 1964, making it 62 years old. It is a split level home. The building has 1 story.

What schools serve 345 Rosemary Ln, Penn Valley, PA?

345 Rosemary Ln, Penn Valley, PA is assigned to Welsh Valley Middle School (middle), rated A+; Belmont Hills Elementary School (elementary), rated A+; Harriton High School (high), rated A+. All sit in Lower Merion School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 345 Rosemary Ln, Penn Valley, PA compare to other homes in Narberth 19072?

Among the 3,722 homes in Narberth 19072, it is worth more than 80% of them ($1,356,511 against a typical $942,843), its price per square foot is higher than 25% of them ($284 against a typical $341), it is bigger than 88% of them (4,783 ft² against a typical 2,217 ft²), its lot is bigger than 67% of them (0.41 ac against a typical 0.15 ac) and it is newer than 71% of them (1964 against a typical 1952). Measured against all of Montgomery County, it is worth more than 96% 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 345 Rosemary Ln, Penn Valley, PA?

The 2026 property tax bill for 345 Rosemary Ln, Penn Valley, PA was $17,765. The county assessed it at $388,900.

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