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Single Family ResidenceResidential
$401,285$261 / 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 95How 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

320 MOUNT HARMON RD NE

CHARLESTON, TN 37310
1.5
Baths
1,535 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.
5.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$401K
$380K low$422K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,351 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$79,950 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,725
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$71,225
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$319,800

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.47
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
88
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
27
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
StyleThe architectural style of the home, such as ranch or colonial.Custom Design
CountyPOLK
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.1998
Lot (acres)The size of the land the home sits on, from county records.5.50
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Garage, Attached
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 · 451 ft²

Transaction History(2)

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
Benton Elementary SchoolC
Elementary · Grades PK–5 · 2.8 mi
M
Chilhowee Middle SchoolC-
Middle · Grades 6–8 · 2.8 mi
H
Polk County High SchoolC-
High · Grades 9–12 · 4.2 mi

District: Polk County School District

Neighborhood · ZIP 37310These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.119
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.154

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.5,749
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.129 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,053
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,133
Average tempThe average temperature here across a full year.58°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%

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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

320 Mount Harmon Rd Ne 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 81% of homes in Polk County
  • Costs more per square foot than 83% of homes in Charleston 37310
  • Has a bigger lot than 78% of homes in Charleston 37310
  • Older than 71% of homes in Charleston 37310

What homes are worth in Charleston 37310

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

This home
$70K$894K

This home is worth more than 67% of homes in Charleston 37310.

How it measures up in Charleston 37310

The dot is this home. The mark in the middle is the typical home in Charleston 37310.

Estimated value$401,285
CheaperTypical $320,726Pricier

Pricier than 67% of homes nearby

Price per ft²$261
CheaperTypical $201Pricier

Pricier than 83% of homes nearby

Living area1,535 ft²
SmallerTypical 1,608 ft²Bigger

Bigger than 46% of homes nearby

Lot size5.5 ac
SmallerTypical 1.89 acBigger

Bigger than 78% of homes nearby

Year built1975
OlderTypical 1992Newer

Newer than 29% of homes nearby

How 320 Mount Harmon Rd Ne ranks against every home in each area.
MeasureThis homeCharleston 37310Polk County
Estimated valuepricier than$401,28567% of homes81% of homes
Price per ft²pricier than$26183% of homes83% of homes
Living areabigger than1,535 ft²46% of homes63% of homes
Lot sizebigger than5.5 ac78% of homes75% of homes
Year builtnewer than197529% of homes33% of homes

About 320 Mount Harmon Rd Ne

How much is 320 Mount Harmon Rd Ne, Charleston, TN worth?

The TopHap Estimate for 320 Mount Harmon Rd Ne, Charleston, TN is $401,285 as of Sep 24, 2026. The likely range is $380,246 to $422,324. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 320 Mount Harmon Rd Ne, Charleston, TN last sell?

320 Mount Harmon Rd Ne, Charleston, TN last sold on Apr 21, 1975, according to the county's recorded deed.

How big is 320 Mount Harmon Rd Ne, Charleston, TN?

320 Mount Harmon Rd Ne, Charleston, TN has 1.5 bathrooms, 1,535 square feet of living space and a 5.50-acre lot.

When was 320 Mount Harmon Rd Ne, Charleston, TN built?

320 Mount Harmon Rd Ne, Charleston, TN was built in 1975, making it 51 years old. It is a custom design home. The building has 1 story.

What schools serve 320 Mount Harmon Rd Ne, Charleston, TN?

320 Mount Harmon Rd Ne, Charleston, TN is assigned to Benton Elementary School (elementary), rated C; Chilhowee Middle School (middle), rated C-; Polk County High School (high), rated C-. All sit in Polk County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 320 Mount Harmon Rd Ne, Charleston, TN compare to other homes in Charleston 37310?

Among the 1,900 homes in Charleston 37310, it is worth more than 67% of them ($401,285 against a typical $320,726), its price per square foot is higher than 83% of them ($261 against a typical $201), it is bigger than 46% of them (1,535 ft² against a typical 1,608 ft²), its lot is bigger than 78% of them (5.5 ac against a typical 1.89 ac) and it is newer than 29% of them (1975 against a typical 1992). Measured against all of Polk County, it is worth more than 81% 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 320 Mount Harmon Rd Ne, Charleston, TN?

The 2024 property tax bill for 320 Mount Harmon Rd Ne, Charleston, TN was $1,351. The county assessed it at $79,950.

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