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Single Family ResidenceResidential
$599,233$351 / 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

642 OLD ROCKWOOD HWY

HARRIMAN, TN 37748
3
Baths
1,708 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.
1.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$599K
$526K low$672K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,090 (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.$139,475 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$89,475
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$95,475
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$557,900

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.37 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.1 percent flood zone

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
CountyRoane
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.2000
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.Yes
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.Carport (Unspecified)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 300 ft²Patio · 300 ft²Boat access

Transaction History(5)

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.

H
Roane County High SchoolB
High · Grades 9–12 · 0.7 mi
M
Cherokee Middle SchoolB-
Middle · Grades 6–8 · 1.5 mi
E
Kingston Elementary SchoolA-
Elementary · Grades PK–5 · 2.6 mi

District: Roane County School District

Neighborhood · ZIP 37748These 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.98
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.127

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.19,036
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.174 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,441
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,305
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.55 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

Owner Tools

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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

642 Old Rockwood Hwy 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 95% of homes in Harriman 37748
  • Costs more per square foot than 98% of homes in Harriman 37748
  • Bigger than 69% of homes in Harriman 37748
  • Has a bigger lot than 67% of homes in Harriman 37748

What homes are worth in Harriman 37748

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

This home
$60K$818K

This home is worth more than 95% of homes in Harriman 37748.

How it measures up in Harriman 37748

The dot is this home. The mark in the middle is the typical home in Harriman 37748.

Estimated value$599,233
CheaperTypical $244,464Pricier

Pricier than 95% of homes nearby

Price per ft²$351
CheaperTypical $173Pricier

Pricier than 98% of homes nearby

Living area1,708 ft²
SmallerTypical 1,385 ft²Bigger

Bigger than 69% of homes nearby

Lot size1.3 ac
SmallerTypical 0.79 acBigger

Bigger than 67% of homes nearby

Year built1977
OlderTypical 1976Newer

Newer than 53% of homes nearby

How 642 Old Rockwood Hwy ranks against every home in each area.
MeasureThis homeHarriman 37748Roane County
Estimated valuepricier than$599,23395% of homes87% of homes
Price per ft²pricier than$35198% of homes94% of homes
Living areabigger than1,708 ft²69% of homes60% of homes
Lot sizebigger than1.3 ac67% of homes65% of homes
Year builtnewer than197753% of homes45% of homes

About 642 Old Rockwood Hwy

How much is 642 Old Rockwood Hwy, Harriman, TN worth?

The TopHap Estimate for 642 Old Rockwood Hwy, Harriman, TN is $599,233 as of Sep 24, 2026. The likely range is $526,256 to $672,210. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 642 Old Rockwood Hwy, Harriman, TN last sell?

642 Old Rockwood Hwy, Harriman, TN last sold on Apr 15, 2024, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 642 Old Rockwood Hwy, Harriman, TN?

642 Old Rockwood Hwy, Harriman, TN has 3 bathrooms and 1,708 square feet of living space.

When was 642 Old Rockwood Hwy, Harriman, TN built?

642 Old Rockwood Hwy, Harriman, TN was built in 1977, making it 49 years old. The building has 1 story.

What schools serve 642 Old Rockwood Hwy, Harriman, TN?

642 Old Rockwood Hwy, Harriman, TN is assigned to Roane County High School (high), rated B; Cherokee Middle School (middle), rated B-; Kingston Elementary School (elementary), rated A-. All sit in Roane County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 642 Old Rockwood Hwy, Harriman, TN compare to other homes in Harriman 37748?

Among the 7,803 homes in Harriman 37748, it is worth more than 95% of them ($599,233 against a typical $244,464), its price per square foot is higher than 98% of them ($351 against a typical $173), it is bigger than 69% of them (1,708 ft² against a typical 1,385 ft²), its lot is bigger than 67% of them (1.3 ac against a typical 0.79 ac) and it is newer than 53% of them (1977 against a typical 1976). Measured against all of Roane 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 642 Old Rockwood Hwy, Harriman, TN?

The 2025 property tax bill for 642 Old Rockwood Hwy, Harriman, TN was $2,090. The county assessed it at $139,475.

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