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Single Family ResidenceResidential
$418,854$195 / 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 69How 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

813 RIVER DR

BLAINE, TN 37709
2
Baths
2,144 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.
5.21 ac
Lot SizeThe size of the land the home sits on, from county records.
2022
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$419K
$288K low$550K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,636 (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.$112,150 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,425
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$76,725
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$112,150
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$448,600

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.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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
CountyGrainger
Lot (acres)The size of the land the home sits on, from county records.5.21
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
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 · 210 ft²Patio · 610 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
Joppa Elementary SchoolC+
Elementary · Grades PK–6 · 8.1 mi
H
Grainger Academy
High · Grades 9–12 · 12.5 mi
M
Rutledge Middle SchoolC+
Middle · Grades 7–8 · 12.6 mi

District: Grainger County School District

Neighborhood · ZIP 37709These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.149

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.9%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.4,216
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.97 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,567
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,053
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

813 River 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 76% of homes in Grainger County
  • Bigger than 91% of homes in Grainger County
  • Has a bigger lot than 65% of homes in Blaine 37709
  • Newer than 97% of homes in Grainger County

What homes are worth in Blaine 37709

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

This home
$81K$960K

This home is worth more than 70% of homes in Blaine 37709.

How it measures up in Blaine 37709

The dot is this home. The mark in the middle is the typical home in Blaine 37709.

Estimated value$418,854
CheaperTypical $314,707Pricier

Pricier than 70% of homes nearby

Price per ft²$195
CheaperTypical $213Pricier

Pricier than 40% of homes nearby

Living area2,144 ft²
SmallerTypical 1,440 ft²Bigger

Bigger than 85% of homes nearby

Lot size5.21 ac
SmallerTypical 2.92 acBigger

Bigger than 65% of homes nearby

Year built2022
OlderTypical 1995Newer

Newer than 96% of homes nearby

How 813 River Dr ranks against every home in each area.
MeasureThis homeBlaine 37709Grainger County
Estimated valuepricier than$418,85470% of homes76% of homes
Price per ft²pricier than$19540% of homes45% of homes
Living areabigger than2,144 ft²85% of homes91% of homes
Lot sizebigger than5.21 ac65% of homes63% of homes
Year builtnewer than202296% of homes97% of homes

About 813 River Dr

How much is 813 River Dr, Blaine, TN worth?

The TopHap Estimate for 813 River Dr, Blaine, TN is $418,854 as of Sep 24, 2026. The likely range is $288,119 to $549,589. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 813 River Dr, Blaine, TN last sell?

813 River Dr, Blaine, TN last sold on May 31, 2022, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 813 River Dr, Blaine, TN?

813 River Dr, Blaine, TN has 2 bathrooms, 2,144 square feet of living space and a 5.21-acre lot.

When was 813 River Dr, Blaine, TN built?

813 River Dr, Blaine, TN was built in 2022, making it 4 years old. The building has 2 stories.

What schools serve 813 River Dr, Blaine, TN?

813 River Dr, Blaine, TN is assigned to Joppa Elementary School (elementary), rated C+; Grainger Academy (high); Rutledge Middle School (middle), rated C+. All sit in Grainger County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 813 River Dr, Blaine, TN compare to other homes in Blaine 37709?

Among the 1,795 homes in Blaine 37709, it is worth more than 70% of them ($418,854 against a typical $314,707), its price per square foot is higher than 40% of them ($195 against a typical $213), it is bigger than 85% of them (2,144 ft² against a typical 1,440 ft²), its lot is bigger than 65% of them (5.21 ac against a typical 2.92 ac) and it is newer than 96% of them (2022 against a typical 1995). Measured against all of Grainger County, it is worth more than 76% 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 813 River Dr, Blaine, TN?

The 2025 property tax bill for 813 River Dr, Blaine, TN was $2,636. The county assessed it at $112,150.

More homes on River Dr

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Assigned schools

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