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Single Family ResidenceResidential
$306,113$164 / 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 88How 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 $350,000 on May 20, 2024

309 CASTLEROCK LN

JASPER, TN 37347
3
Baths
1,871 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.
0.39 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$306K
$268K low$344K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · May 20, 2024

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$38,650 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$32,950
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$38,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$154,600

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.11 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.Single Family Residence
CountyMarion
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.1988
Lot (acres)The size of the land the home sits on, from county records.0.39
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Footing
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Package
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.ShedPorch · 370 ft²

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

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

H
Marion County High SchoolC+
High · Grades 9–12 · 0.8 mi
E
Jasper Elementary SchoolC
Elementary · Grades PK–4 · 0.9 mi
M
Jasper Middle SchoolC+
Middle · Grades 5–8 · 1.1 mi

District: Marion County School District

Neighborhood · ZIP 37347These 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.145
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.124
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.119

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
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.7,249
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.145 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,833
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,040
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.58 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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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

309 Castlerock 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 67% of homes in Jasper 37347
  • Bigger than 74% of homes in Marion County
  • Has a smaller lot than 82% of homes in Marion County
  • Older than 72% of homes in Jasper 37347

What homes are worth in Jasper 37347

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

This home
$73K$1.3M

This home is worth more than 67% of homes in Jasper 37347.

How it measures up in Jasper 37347

The dot is this home. The mark in the middle is the typical home in Jasper 37347.

Estimated value$306,113
CheaperTypical $244,800Pricier

Pricier than 67% of homes nearby

Price per ft²$164
CheaperTypical $166Pricier

Pricier than 49% of homes nearby

Living area1,871 ft²
SmallerTypical 1,484 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.39 ac
SmallerTypical 0.7 acBigger

Bigger than 23% of homes nearby

Year built1971
OlderTypical 1987Newer

Newer than 28% of homes nearby

How 309 Castlerock Ln ranks against every home in each area.
MeasureThis homeJasper 37347Marion County
Estimated valuepricier than$306,11367% of homes67% of homes
Price per ft²pricier than$16449% of homes49% of homes
Living areabigger than1,871 ft²70% of homes74% of homes
Lot sizebigger than0.39 ac23% of homes18% of homes
Year builtnewer than197128% of homes28% of homes

About 309 Castlerock Ln

How much is 309 Castlerock Ln, Jasper, TN worth?

The TopHap Estimate for 309 Castlerock Ln, Jasper, TN is $306,113 as of Sep 24, 2026. The likely range is $268,356 to $343,870. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Castlerock Ln, Jasper, TN last sell?

309 Castlerock Ln, Jasper, TN last sold on May 20, 2024 for $350,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 309 Castlerock Ln, Jasper, TN?

309 Castlerock Ln, Jasper, TN has 3 bathrooms, 1,871 square feet of living space and a 0.39-acre lot.

When was 309 Castlerock Ln, Jasper, TN built?

309 Castlerock Ln, Jasper, TN was built in 1971, making it 55 years old. The building has 1 story.

What schools serve 309 Castlerock Ln, Jasper, TN?

309 Castlerock Ln, Jasper, TN is assigned to Marion County High School (high), rated C+; Jasper Elementary School (elementary), rated C; Jasper Middle School (middle), rated C+. All sit in Marion County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Castlerock Ln, Jasper, TN compare to other homes in Jasper 37347?

Among the 4,028 homes in Jasper 37347, it is worth more than 67% of them ($306,113 against a typical $244,800), its price per square foot is higher than 49% of them ($164 against a typical $166), it is bigger than 70% of them (1,871 ft² against a typical 1,484 ft²), its lot is bigger than 23% of them (0.39 ac against a typical 0.7 ac) and it is newer than 28% of them (1971 against a typical 1987). Measured against all of Marion County, it is worth more than 67% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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