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Single Family ResidenceResidential
$497,616$423 / 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 Aug 30, 2026
Last sold for $139,900 on Apr 15, 1999

27 CASTLE ROCK RD

LAKE HOPATCONG, NJ 07849
0
Baths
1,176 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.
0.69 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.
1
StoriesHow many floors the home has above ground.

Valuation

$498K
$447K low$548K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$139,900 · Apr 15, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,024 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$267,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$103,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$163,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$267,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$267,300

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMORRIS
Lot (acres)The size of the land the home sits on, from county records.0.69
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.

E
Ellen T. Briggs Elementary School
Elementary · Grades KG–2 · 0.6 mi
M
Jefferson Township Middle SchoolB+
Middle · Grades 6–8 · 5.8 mi
H
Jefferson Township High SchoolC-
High · Grades 9–12 · 5.9 mi

District: Jefferson Township School District

Neighborhood · ZIP 07849These 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.157
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.93

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.8,271
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.902 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,531
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$141,059
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.52 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

27 Castle Rock Rd 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 83% of homes in Morris County
  • Costs more per square foot than 79% of homes in Lake Hopatcong 07849
  • Smaller than 87% of homes in Morris County
  • Has a bigger lot than 87% of homes in Lake Hopatcong 07849
  • Among the oldest homes in Lake Hopatcong 07849

What homes are worth in Lake Hopatcong 07849

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

This home
$232K$1.2M

This home is worth more than 43% of homes in Lake Hopatcong 07849.

How it measures up in Lake Hopatcong 07849

The dot is this home. The mark in the middle is the typical home in Lake Hopatcong 07849.

Estimated value$497,616
CheaperTypical $524,262Pricier

Pricier than 43% of homes nearby

Price per ft²$423
CheaperTypical $330Pricier

Pricier than 79% of homes nearby

Living area1,176 ft²
SmallerTypical 1,605 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.69 ac
SmallerTypical 0.26 acBigger

Bigger than 87% of homes nearby

Year built1900
OlderTypical 1960Newer

Older than almost all homes nearby

How 27 Castle Rock Rd ranks against every home in each area.
MeasureThis homeLake Hopatcong 07849Morris County
Estimated valuepricier than$497,61643% of homes17% of homes
Price per ft²pricier than$42379% of homes72% of homes
Living areabigger than1,176 ft²30% of homes13% of homes
Lot sizebigger than0.69 ac87% of homes77% of homes
Year builtnewer than1900almost no homes3% of homes

About 27 Castle Rock Rd

How much is 27 Castle Rock Rd, Lake Hopatcong, NJ worth?

The TopHap Estimate for 27 Castle Rock Rd, Lake Hopatcong, NJ is $497,616 as of Aug 30, 2026. The likely range is $446,844 to $548,388. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 27 Castle Rock Rd, Lake Hopatcong, NJ last sell?

27 Castle Rock Rd, Lake Hopatcong, NJ last sold on Apr 15, 1999 for $139,900, according to the county's recorded deed.

How big is 27 Castle Rock Rd, Lake Hopatcong, NJ?

27 Castle Rock Rd, Lake Hopatcong, NJ has 1,176 square feet of living space and a 0.69-acre lot.

When was 27 Castle Rock Rd, Lake Hopatcong, NJ built?

27 Castle Rock Rd, Lake Hopatcong, NJ was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 27 Castle Rock Rd, Lake Hopatcong, NJ?

27 Castle Rock Rd, Lake Hopatcong, NJ is assigned to Ellen T. Briggs Elementary School (elementary); Jefferson Township Middle School (middle), rated B+; Jefferson Township High School (high), rated C-. All sit in Jefferson Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 27 Castle Rock Rd, Lake Hopatcong, NJ compare to other homes in Lake Hopatcong 07849?

Among the 3,369 homes in Lake Hopatcong 07849, it is worth more than 43% of them ($497,616 against a typical $524,262), its price per square foot is higher than 79% of them ($423 against a typical $330), it is bigger than 30% of them (1,176 ft² against a typical 1,605 ft²), its lot is bigger than 87% of them (0.69 ac against a typical 0.26 ac) and it is newer than almost none of them (1900 against a typical 1960). Measured against all of Morris County, it is worth more than 17% 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 27 Castle Rock Rd, Lake Hopatcong, NJ?

The 2024 property tax bill for 27 Castle Rock Rd, Lake Hopatcong, NJ was $8,024. The county assessed it at $267,300.

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