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Single Family ResidentialResidential
$27,825$32 / 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 68How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

321 UNION ST

MARTINSVILLE, VA 24112
0
Baths
872 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1924
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$28K
$19K low$37K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$313 (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.$41,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$26,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$35,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$41,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyMARTINSVILLE CITY
Lot (acres)The size of the land the home sits on, from county records.0.24
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Albert Harris Elementary SchoolD-
Elementary · Grades KG–5 · 0.8 mi
M
Martinsville Middle SchoolD+
Middle · Grades 6–8 · 0.9 mi
H
Martinsville High SchoolD
High · Grades 9–12 · 1.4 mi

District: Martinsville City Public Schools

Neighborhood · ZIP 24112These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.54

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.10%
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.0.9%
PopulationHow many people live in this area.30,634
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.200 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$48,767
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$63,907
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

321 Union 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 98% of homes in Martinsville 24112
  • Costs less per square foot than 97% of homes in Martinsville 24112
  • Smaller than 90% of homes in Martinsville 24112
  • Has a smaller lot than 78% of homes in Martinsville 24112
  • Older than 95% of homes in Martinsville 24112

What homes are worth in Martinsville 24112

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

This home
$27K$436K

This home is worth more than 2% of homes in Martinsville 24112.

How it measures up in Martinsville 24112

The dot is this home. The mark in the middle is the typical home in Martinsville 24112.

Estimated value$27,825
CheaperTypical $119,740Pricier

Pricier than 2% of homes nearby

Price per ft²$32
CheaperTypical $94Pricier

Pricier than 3% of homes nearby

Living area872 ft²
SmallerTypical 1,279 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.24 ac
SmallerTypical 0.49 acBigger

Bigger than 22% of homes nearby

Year built1924
OlderTypical 1963Newer

Newer than 5% of homes nearby

How 321 Union St ranks against every home in each area.
MeasureThis homeMartinsville 24112Martinsville city County
Estimated valuepricier than$27,8252% of homes2% of homes
Price per ft²pricier than$323% of homes5% of homes
Living areabigger than872 ft²10% of homes14% of homes
Lot sizebigger than0.24 ac22% of homes41% of homes
Year builtnewer than19245% of homes5% of homes

About 321 Union St

How much is 321 Union St, Martinsville, VA worth?

The TopHap Estimate for 321 Union St, Martinsville, VA is $27,825 as of Oct 21, 2026. The likely range is $18,894 to $36,756. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Union St, Martinsville, VA last sell?

321 Union St, Martinsville, VA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 321 Union St, Martinsville, VA?

321 Union St, Martinsville, VA has 872 square feet of living space and a 0.24-acre lot.

When was 321 Union St, Martinsville, VA built?

321 Union St, Martinsville, VA was built in 1924, making it 102 years old. The building has 1 story.

What schools serve 321 Union St, Martinsville, VA?

321 Union St, Martinsville, VA is assigned to Albert Harris Elementary School (elementary), rated D-; Martinsville Middle School (middle), rated D+; Martinsville High School (high), rated D. All sit in Martinsville City Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 Union St, Martinsville, VA compare to other homes in Martinsville 24112?

Among the 13,266 homes in Martinsville 24112, it is worth more than 2% of them ($27,825 against a typical $119,740), its price per square foot is higher than 3% of them ($32 against a typical $94), it is bigger than 10% of them (872 ft² against a typical 1,279 ft²), its lot is bigger than 22% of them (0.24 ac against a typical 0.49 ac) and it is newer than 5% of them (1924 against a typical 1963). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 321 Union St, Martinsville, VA?

The 2025 property tax bill for 321 Union St, Martinsville, VA was $313. The county assessed it at $41,600.

More homes on Union St

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More homes in Martinsville 24112

Assigned schools

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