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Single Family ResidenceResidential
$516,663$246 / 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 93How 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 $265,000 on Dec 19, 2019

508 RIVER RUN DR

MARYVILLE, TN 37804
2
Baths
2,100 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.
1.54 ac
Lot SizeThe size of the land the home sits on, from county records.
1993
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

$517K
$480K low$553K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$265,000 · Dec 19, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,501 (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.$94,375 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$22,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$71,875
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$94,375
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$377,500

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.45 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.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
CountyBLOUNT
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.2002
Lot (acres)The size of the land the home sits on, from county records.1.54
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.Package
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, Finished
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 · 308 ft²Patio · 308 ft²Porch · 115 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.

H
Heritage High SchoolB+
High · Grades 9–12 · 0.8 mi
M
Heritage Middle SchoolD+
Middle · Grades 6–8 · 1.0 mi
E
Porter Elementary SchoolA
Elementary · Grades PK–5 · 2.0 mi

District: Blount County School District

Neighborhood · ZIP 37804These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.160

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.28,243
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.838 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,951
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$81,068
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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

508 River Run Dr 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 84% of homes in Maryville 37804
  • Costs more per square foot than 70% of homes in Maryville 37804
  • Bigger than 78% of homes in Maryville 37804
  • Has a bigger lot than 89% of homes in Maryville 37804

What homes are worth in Maryville 37804

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

This home
$153K$898K

This home is worth more than 84% of homes in Maryville 37804.

How it measures up in Maryville 37804

The dot is this home. The mark in the middle is the typical home in Maryville 37804.

Estimated value$516,663
CheaperTypical $341,381Pricier

Pricier than 84% of homes nearby

Price per ft²$246
CheaperTypical $224Pricier

Pricier than 70% of homes nearby

Living area2,100 ft²
SmallerTypical 1,520 ft²Bigger

Bigger than 78% of homes nearby

Lot size1.54 ac
SmallerTypical 0.4 acBigger

Bigger than 89% of homes nearby

Year built1993
OlderTypical 1981Newer

Newer than 63% of homes nearby

How 508 River Run Dr ranks against every home in each area.
MeasureThis homeMaryville 37804Blount County
Estimated valuepricier than$516,66384% of homes74% of homes
Price per ft²pricier than$24670% of homes56% of homes
Living areabigger than2,100 ft²78% of homes74% of homes
Lot sizebigger than1.54 ac89% of homes77% of homes
Year builtnewer than199363% of homes55% of homes

About 508 River Run Dr

How much is 508 River Run Dr, Maryville, TN worth?

The TopHap Estimate for 508 River Run Dr, Maryville, TN is $516,663 as of Sep 24, 2026. The likely range is $480,271 to $553,055. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 508 River Run Dr, Maryville, TN last sell?

508 River Run Dr, Maryville, TN last sold on Dec 19, 2019 for $265,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 508 River Run Dr, Maryville, TN?

508 River Run Dr, Maryville, TN has 2 bathrooms, 2,100 square feet of living space and a 1.54-acre lot.

When was 508 River Run Dr, Maryville, TN built?

508 River Run Dr, Maryville, TN was built in 1993, making it 33 years old. The building has 1 story.

What schools serve 508 River Run Dr, Maryville, TN?

508 River Run Dr, Maryville, TN is assigned to Heritage High School (high), rated B+; Heritage Middle School (middle), rated D+; Porter Elementary School (elementary), rated A. All sit in Blount County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 508 River Run Dr, Maryville, TN compare to other homes in Maryville 37804?

Among the 10,758 homes in Maryville 37804, it is worth more than 84% of them ($516,663 against a typical $341,381), its price per square foot is higher than 70% of them ($246 against a typical $224), it is bigger than 78% of them (2,100 ft² against a typical 1,520 ft²), its lot is bigger than 89% of them (1.54 ac against a typical 0.4 ac) and it is newer than 63% of them (1993 against a typical 1981). Measured against all of Blount County, it is worth more than 74% 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 508 River Run Dr, Maryville, TN?

The 2025 property tax bill for 508 River Run Dr, Maryville, TN was $1,501. The county assessed it at $94,375.

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