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Single Family ResidenceResidential
$102,607$113 / 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 67How 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

410 4TH ST

PORTSMOUTH, IA 51565
1
Baths
907 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.
0.21 ac
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.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$103K
$68K low$137K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$66,467 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,951
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$56,516
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$66,467
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$66,467

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyShelby
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.None
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 120 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Harlan Community Middle SchoolA-
Middle · Grades 6–8 · 9.5 mi
E
Harlan Primary School
Elementary · Grades PK–2 · 9.5 mi
H
Harlan High SchoolB+
High · Grades 9–12 · 9.5 mi

District: Harlan Community School District

Neighborhood · ZIP 51565These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.452
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,664
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,993
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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

410 4th 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 94% of homes in Portsmouth 51565
  • Costs less per square foot than 79% of homes in Portsmouth 51565
  • Smaller than 94% of homes in Portsmouth 51565
  • Has a smaller lot than 90% of homes in Portsmouth 51565
  • Older than 68% of homes in Shelby County

What homes are worth in Portsmouth 51565

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

This home
$76K$511K

This home is worth more than 6% of homes in Portsmouth 51565.

How it measures up in Portsmouth 51565

The dot is this home. The mark in the middle is the typical home in Portsmouth 51565.

Estimated value$102,607
CheaperTypical $234,705Pricier

Pricier than 6% of homes nearby

Price per ft²$113
CheaperTypical $151Pricier

Pricier than 21% of homes nearby

Living area907 ft²
SmallerTypical 1,568 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.21 ac
SmallerTypical 1.97 acBigger

Bigger than 10% of homes nearby

Year built1915
OlderTypical 1940Newer

Newer than 34% of homes nearby

How 410 4th St ranks against every home in each area.
MeasureThis homePortsmouth 51565Shelby County
Estimated valuepricier than$102,6076% of homes15% of homes
Price per ft²pricier than$11321% of homes39% of homes
Living areabigger than907 ft²6% of homes8% of homes
Lot sizebigger than0.21 ac10% of homes25% of homes
Year builtnewer than191534% of homes32% of homes

About 410 4th St

How much is 410 4th St, Portsmouth, IA worth?

The TopHap Estimate for 410 4th St, Portsmouth, IA is $102,607 as of Sep 24, 2026. The likely range is $68,447 to $136,767. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 410 4th St, Portsmouth, IA last sell?

410 4th St, Portsmouth, IA last sold on Mar 13, 2001, according to the county's recorded deed.

How big is 410 4th St, Portsmouth, IA?

410 4th St, Portsmouth, IA has 1 bathrooms, 907 square feet of living space and a 0.21-acre lot.

When was 410 4th St, Portsmouth, IA built?

410 4th St, Portsmouth, IA was built in 1915, making it 111 years old. The building has 1 story.

What schools serve 410 4th St, Portsmouth, IA?

410 4th St, Portsmouth, IA is assigned to Harlan Community Middle School (middle), rated A-; Harlan Primary School (elementary); Harlan High School (high), rated B+. All sit in Harlan Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 410 4th St, Portsmouth, IA compare to other homes in Portsmouth 51565?

Among the 234 homes in Portsmouth 51565, it is worth more than 6% of them ($102,607 against a typical $234,705), its price per square foot is higher than 21% of them ($113 against a typical $151), it is bigger than 6% of them (907 ft² against a typical 1,568 ft²), its lot is bigger than 10% of them (0.21 ac against a typical 1.97 ac) and it is newer than 34% of them (1915 against a typical 1940). Measured against all of Shelby County, it is worth more than 15% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on 4th St

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