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Single Family ResidenceResidential
$27,791$39 / 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 70How 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 $16,000 on May 25, 2016

521 BOUNDARY ST

PORTSMOUTH, OH 45662
2
Beds
1
Baths
720 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.
2,640 ft²
Lot SizeThe size of the land the home sits on, from county records.
1915
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$28K
$19K low$36K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$16,000 · May 25, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$23 (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.$5,910 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,660
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,250
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$16,900

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.33
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
76
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
84
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
1
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountySCIOTO
Lot (acres)The size of the land the home sits on, from county records.0.06
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Space
CoolingThe type of cooling or air conditioning in the home.None
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.Shed · 153 ft²Porch · 108 ft²

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
Portsmouth Elementary SchoolC
Elementary · Grades PK–6 · 0.6 mi
M
Portsmouth Junior High School/Portsmouth High SchoolB-
Middle · Grades 7–12 · 0.7 mi

District: Portsmouth City School District

Neighborhood · ZIP 45662These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.166
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.28%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.28,314
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.496 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$42,739
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$57,691
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.51%

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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

521 Boundary 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 97% of homes in Scioto County
  • Costs less per square foot than 93% of homes in Scioto County
  • Smaller than 93% of homes in Fourth Ward
  • Has a smaller lot than 98% of homes in Scioto County
  • Older than 85% of homes in Scioto County

What homes are worth in Portsmouth 45662

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

This home
$21K$367K

This home is worth more than 5% of homes in Portsmouth 45662.

How it measures up in Portsmouth 45662

The dot is this home. The mark in the middle is the typical home in Portsmouth 45662.

Estimated value$27,791
CheaperTypical $89,850Pricier

Pricier than 5% of homes nearby

Price per ft²$39
CheaperTypical $83Pricier

Pricier than 15% of homes nearby

Living area720 ft²
SmallerTypical 1,191 ft²Bigger

Bigger than 9% of homes nearby

Lot size2,640 ft²
SmallerTypical 0.14 acBigger

Bigger than 4% of homes nearby

Year built1915
OlderTypical 1930Newer

Newer than 26% of homes nearby

How 521 Boundary St ranks against every home in each area.
MeasureThis homeFourth WardPortsmouth 45662Scioto County
Estimated valuepricier than$27,79112% of homes5% of homes3% of homes
Price per ft²pricier than$3944% of homes15% of homes7% of homes
Living areabigger than720 ft²7% of homes9% of homes11% of homes
Lot sizebigger than2,640 ft²12% of homes4% of homes2% of homes
Year builtnewer than191562% of homes26% of homes15% of homes

About 521 Boundary St

How much is 521 Boundary St, Portsmouth, OH worth?

The TopHap Estimate for 521 Boundary St, Portsmouth, OH is $27,791 as of Sep 24, 2026. The likely range is $19,385 to $36,197. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 Boundary St, Portsmouth, OH last sell?

521 Boundary St, Portsmouth, OH last sold on May 25, 2016 for $16,000, according to the county's recorded deed.

How big is 521 Boundary St, Portsmouth, OH?

521 Boundary St, Portsmouth, OH has 2 bedrooms, 1 bathrooms, 720 square feet of living space and a 0.06-acre lot.

When was 521 Boundary St, Portsmouth, OH built?

521 Boundary St, Portsmouth, OH was built in 1915, making it 111 years old. The building has 1 story.

What schools serve 521 Boundary St, Portsmouth, OH?

521 Boundary St, Portsmouth, OH is assigned to Portsmouth Elementary School (elementary), rated C; Portsmouth Junior High School/Portsmouth High School (middle), rated B-. All sit in Portsmouth City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Boundary St, Portsmouth, OH compare to other homes in Portsmouth 45662?

Among the 10,027 homes in Portsmouth 45662, it is worth more than 5% of them ($27,791 against a typical $89,850), its price per square foot is higher than 15% of them ($39 against a typical $83), it is bigger than 9% of them (720 ft² against a typical 1,191 ft²), its lot is bigger than 4% of them (2,640 ft² against a typical 0.14 ac) and it is newer than 26% of them (1915 against a typical 1930). Measured against all of Scioto County, it is worth more than 3% 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 521 Boundary St, Portsmouth, OH?

The 2025 property tax bill for 521 Boundary St, Portsmouth, OH was $23. The county assessed it at $5,910.

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