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Single Family ResidenceResidential
$334,900$160 / 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 97How 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

340 ROCK SPRINGS VALLEY RD

KINGSPORT, TN 37664
2
Baths
2,088 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$335K
$325K low$345K high

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.$69,850 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,325
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$66,525
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$41,050
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$279,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySullivan
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.1992
Lot (acres)The size of the land the home sits on, from county records.0.50
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
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.Deck · 200 ft²Patio · 200 ft²Porch · 360 ft²

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

E
John Adams Elementary SchoolA-
Elementary · Grades PK–5 · 0.8 mi
M
Ross N. Robinson Middle SchoolB+
Middle · Grades 6–8 · 5.8 mi
H
Dobyns-Bennett High SchoolA-
High · Grades 9–12 · 5.8 mi

District: Kingsport City School District

Neighborhood · ZIP 37664These 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.111
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.113

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
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.1.0%
PopulationHow many people live in this area.26,296
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.815 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,444
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,362
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.53%

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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

340 Rock Springs Valley 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 more than 69% of homes in Sullivan County
  • Costs less per square foot than 71% of homes in Kingsport 37664
  • Bigger than 81% of homes in Sullivan County

What homes are worth in Kingsport 37664

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

This home
$93K$844K

This home is worth more than 63% of homes in Kingsport 37664.

How it measures up in Kingsport 37664

The dot is this home. The mark in the middle is the typical home in Kingsport 37664.

Estimated value$334,900
CheaperTypical $286,508Pricier

Pricier than 63% of homes nearby

Price per ft²$160
CheaperTypical $182Pricier

Pricier than 29% of homes nearby

Living area2,088 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.5 ac
SmallerTypical 0.39 acBigger

Bigger than 64% of homes nearby

Year built1979
OlderTypical 1970Newer

Newer than 62% of homes nearby

How 340 Rock Springs Valley Rd ranks against every home in each area.
MeasureThis homeKingsport 37664Sullivan County
Estimated valuepricier than$334,90063% of homes69% of homes
Price per ft²pricier than$16029% of homes38% of homes
Living areabigger than2,088 ft²77% of homes81% of homes
Lot sizebigger than0.5 ac64% of homes54% of homes
Year builtnewer than197962% of homes58% of homes

About 340 Rock Springs Valley Rd

How much is 340 Rock Springs Valley Rd, Kingsport, TN worth?

The TopHap Estimate for 340 Rock Springs Valley Rd, Kingsport, TN is $334,900 as of Aug 30, 2026. The likely range is $325,193 to $344,607. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 340 Rock Springs Valley Rd, Kingsport, TN last sell?

340 Rock Springs Valley Rd, Kingsport, TN last sold on Oct 1, 1980, according to the county's recorded deed.

How big is 340 Rock Springs Valley Rd, Kingsport, TN?

340 Rock Springs Valley Rd, Kingsport, TN has 2 bathrooms, 2,088 square feet of living space and a 0.50-acre lot.

When was 340 Rock Springs Valley Rd, Kingsport, TN built?

340 Rock Springs Valley Rd, Kingsport, TN was built in 1979, making it 47 years old. The building has 2 stories.

What schools serve 340 Rock Springs Valley Rd, Kingsport, TN?

340 Rock Springs Valley Rd, Kingsport, TN is assigned to John Adams Elementary School (elementary), rated A-; Ross N. Robinson Middle School (middle), rated B+; Dobyns-Bennett High School (high), rated A-. All sit in Kingsport City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 340 Rock Springs Valley Rd, Kingsport, TN compare to other homes in Kingsport 37664?

Among the 11,922 homes in Kingsport 37664, it is worth more than 63% of them ($334,900 against a typical $286,508), its price per square foot is higher than 29% of them ($160 against a typical $182), it is bigger than 77% of them (2,088 ft² against a typical 1,456 ft²), its lot is bigger than 64% of them (0.5 ac against a typical 0.39 ac) and it is newer than 62% of them (1979 against a typical 1970). Measured against all of Sullivan County, it is worth more than 69% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Rock Springs Valley Rd

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Assigned schools

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