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Single Family ResidenceResidential
$151,267$137 / 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 92How 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 $152,500 on Dec 6, 2022

312 MULLINS ST

KINGSPORT, TN 37665
1
Baths
1,102 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.
1958
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$151K
$140K low$163K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$152,500 · Dec 6, 2022

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.$34,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,475
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$31,325
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$20,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$139,200

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.0.39
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.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 · 160 ft²Patio · 160 ft²Porch · 144 ft²

Transaction History(3)

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
John F. Kennedy Elementary SchoolC+
Elementary · Grades PK–5 · 0.6 mi
H
Dobyns-Bennett High SchoolA
High · Grades 9–12 · 3.3 mi
M
Ross N. Robinson Middle SchoolC+
Middle · Grades 6–8 · 3.9 mi

District: Kingsport City School District

Neighborhood · ZIP 37665These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.114

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.88%
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.19%
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.4,550
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,513 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$43,153
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,315
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

312 Mullins 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 83% of homes in Sullivan County
  • Costs less per square foot than 80% of homes in Sullivan County
  • Smaller than 73% of homes in Sullivan County
  • Has a bigger lot than 67% of homes in Kingsport 37665
  • Older than 69% of homes in Sullivan County

What homes are worth in Kingsport 37665

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

This home
$53K$328K

This home is worth more than 45% of homes in Kingsport 37665.

How it measures up in Kingsport 37665

The dot is this home. The mark in the middle is the typical home in Kingsport 37665.

Estimated value$151,267
CheaperTypical $159,900Pricier

Pricier than 45% of homes nearby

Price per ft²$137
CheaperTypical $140Pricier

Pricier than 47% of homes nearby

Living area1,102 ft²
SmallerTypical 1,105 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.39 ac
SmallerTypical 0.31 acBigger

Bigger than 67% of homes nearby

Year built1958
OlderTypical 1953Newer

Newer than 64% of homes nearby

How 312 Mullins St ranks against every home in each area.
MeasureThis homeKingsport 37665Sullivan County
Estimated valuepricier than$151,26745% of homes17% of homes
Price per ft²pricier than$13747% of homes20% of homes
Living areabigger than1,102 ft²50% of homes27% of homes
Lot sizebigger than0.39 ac67% of homes39% of homes
Year builtnewer than195864% of homes31% of homes

About 312 Mullins St

How much is 312 Mullins St, Kingsport, TN worth?

The TopHap Estimate for 312 Mullins St, Kingsport, TN is $151,267 as of Sep 24, 2026. The likely range is $139,506 to $163,028. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 312 Mullins St, Kingsport, TN last sell?

312 Mullins St, Kingsport, TN last sold on Dec 6, 2022 for $152,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 312 Mullins St, Kingsport, TN?

312 Mullins St, Kingsport, TN has 1 bathrooms, 1,102 square feet of living space and a 0.39-acre lot.

When was 312 Mullins St, Kingsport, TN built?

312 Mullins St, Kingsport, TN was built in 1958, making it 68 years old. The building has 1 story.

What schools serve 312 Mullins St, Kingsport, TN?

312 Mullins St, Kingsport, TN is assigned to John F. Kennedy Elementary School (elementary), rated C+; Dobyns-Bennett High School (high), rated A; Ross N. Robinson Middle School (middle), rated C+. All sit in Kingsport City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 312 Mullins St, Kingsport, TN compare to other homes in Kingsport 37665?

Among the 2,326 homes in Kingsport 37665, it is worth more than 45% of them ($151,267 against a typical $159,900), its price per square foot is higher than 47% of them ($137 against a typical $140), it is bigger than 50% of them (1,102 ft² against a typical 1,105 ft²), its lot is bigger than 67% of them (0.39 ac against a typical 0.31 ac) and it is newer than 64% of them (1958 against a typical 1953). Measured against all of Sullivan 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.

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