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Single Family ResidenceResidential
$90,161$150 / 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 74How 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 $18,000 on Apr 3, 2001

421 GAINES ST

KINGSPORT, TN 37664
1
Baths
600 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$90K
$67K low$113K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$18,000 · Apr 3, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$262 (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.$16,225 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,625
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$11,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,425
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$64,900

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.1989
Lot (acres)The size of the land the home sits on, from county records.0.27
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.Radiant
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.Shed · 204 ft²Porch · 160 ft²

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

E
Indian Springs Elementary SchoolA-
Elementary · Grades KG–5 · 2.4 mi
H
West Ridge High SchoolB+
High · Grades 9–12 · 3.7 mi
M
Central Middle SchoolD+
Middle · Grades 6–8 · 4.5 mi

District: Sullivan County 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

421 Gaines St 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 97% of homes in Kingsport 37664
  • Costs less per square foot than 79% of homes in Kingsport 37664
  • Among the smallest homes in Kingsport 37664
  • Has a smaller lot than 77% 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
$90K$775K

This home is worth more than 3% 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$90,161
CheaperTypical $288,639Pricier

Pricier than 3% of homes nearby

Price per ft²$150
CheaperTypical $183Pricier

Pricier than 21% of homes nearby

Living area600 ft²
SmallerTypical 1,459 ft²Bigger

Smaller than almost all homes nearby

Lot size0.27 ac
SmallerTypical 0.39 acBigger

Bigger than 33% of homes nearby

Year built1963
OlderTypical 1970Newer

Newer than 43% of homes nearby

How 421 Gaines St ranks against every home in each area.
MeasureThis homeKingsport 37664Sullivan County
Estimated valuepricier than$90,1613% of homes4% of homes
Price per ft²pricier than$15021% of homes30% of homes
Living areabigger than600 ft²almost no homesalmost no homes
Lot sizebigger than0.27 ac33% of homes23% of homes
Year builtnewer than196343% of homes38% of homes

About 421 Gaines St

How much is 421 Gaines St, Kingsport, TN worth?

The TopHap Estimate for 421 Gaines St, Kingsport, TN is $90,161 as of Sep 24, 2026. The likely range is $67,139 to $113,183. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Gaines St, Kingsport, TN last sell?

421 Gaines St, Kingsport, TN last sold on Apr 3, 2001 for $18,000, according to the county's recorded deed.

How big is 421 Gaines St, Kingsport, TN?

421 Gaines St, Kingsport, TN has 1 bathrooms, 600 square feet of living space and a 0.27-acre lot.

When was 421 Gaines St, Kingsport, TN built?

421 Gaines St, Kingsport, TN was built in 1963, making it 63 years old. The building has 1 story.

What schools serve 421 Gaines St, Kingsport, TN?

421 Gaines St, Kingsport, TN is assigned to Indian Springs Elementary School (elementary), rated A-; West Ridge High School (high), rated B+; Central Middle School (middle), rated D+. All sit in Sullivan County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Gaines St, Kingsport, TN compare to other homes in Kingsport 37664?

Among the 11,921 homes in Kingsport 37664, it is worth more than 3% of them ($90,161 against a typical $288,639), its price per square foot is higher than 21% of them ($150 against a typical $183), it is bigger than almost none of them (600 ft² against a typical 1,459 ft²), its lot is bigger than 33% of them (0.27 ac against a typical 0.39 ac) and it is newer than 43% of them (1963 against a typical 1970). Measured against all of Sullivan County, it is worth more than 4% 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 421 Gaines St, Kingsport, TN?

The 2025 property tax bill for 421 Gaines St, Kingsport, TN was $262. The county assessed it at $16,225.

More homes on Gaines St

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Assigned schools

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