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Single Family ResidenceResidential
$67,014$86 / 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 74How 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

502 MARTIN ST

CALLENDER, IA 50523
2
Beds
1
Baths
778 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.
0.9 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$67K
$49K low$85K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$471 (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.$61,070 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,460
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$49,610
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,510
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$61,070

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.A-Frame
CountyWEBSTER
Lot (acres)The size of the land the home sits on, from county records.0.90
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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 · 60 ft²Patio · 64 ft²Porch · 132 ft²

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

H
Southeast Valley High SchoolC-
High · Grades 9–12 · 6.1 mi
E
Farnhamville Elementary SchoolA
Elementary · Grades PK–4 · 6.6 mi
M
Southeast Valley Middle SchoolC
Middle · Grades 5–8 · 9.7 mi

District: Southeast Valley Community School District

Neighborhood · ZIP 50523These 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.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.489
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,920
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,036
Average tempThe average temperature here across a full year.48°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.61%

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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

502 Martin 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 91% of homes in Callender 50523
  • Smaller than 97% of homes in Callender 50523
  • Has a bigger lot than 81% of homes in Webster County
  • Older than 68% of homes in Webster County

What homes are worth in Callender 50523

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

This home
$55K$444K

This home is worth more than 9% of homes in Callender 50523.

How it measures up in Callender 50523

The dot is this home. The mark in the middle is the typical home in Callender 50523.

Estimated value$67,014
CheaperTypical $150,747Pricier

Pricier than 9% of homes nearby

Price per ft²$86
CheaperTypical $100Pricier

Pricier than 38% of homes nearby

Living area778 ft²
SmallerTypical 1,467 ft²Bigger

Bigger than 3% of homes nearby

Lot size0.9 ac
SmallerTypical 0.53 acBigger

Bigger than 55% of homes nearby

Year built1920
OlderTypical 1918Newer

Newer than 56% of homes nearby

How 502 Martin St ranks against every home in each area.
MeasureThis homeCallender 50523Webster County
Estimated valuepricier than$67,0149% of homes21% of homes
Price per ft²pricier than$8638% of homes39% of homes
Living areabigger than778 ft²3% of homes8% of homes
Lot sizebigger than0.9 ac55% of homes81% of homes
Year builtnewer than192056% of homes32% of homes

About 502 Martin St

How much is 502 Martin St, Callender, IA worth?

The TopHap Estimate for 502 Martin St, Callender, IA is $67,014 as of Sep 24, 2026. The likely range is $49,452 to $84,576. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 502 Martin St, Callender, IA last sell?

502 Martin St, Callender, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 502 Martin St, Callender, IA?

502 Martin St, Callender, IA has 2 bedrooms, 1 bathrooms, 778 square feet of living space and a 0.90-acre lot.

When was 502 Martin St, Callender, IA built?

502 Martin St, Callender, IA was built in 1920, making it 106 years old. It is a a-frame home. The building has 1 story.

What schools serve 502 Martin St, Callender, IA?

502 Martin St, Callender, IA is assigned to Southeast Valley High School (high), rated C-; Farnhamville Elementary School (elementary), rated A; Southeast Valley Middle School (middle), rated C. All sit in Southeast Valley Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 502 Martin St, Callender, IA compare to other homes in Callender 50523?

Among the 281 homes in Callender 50523, it is worth more than 9% of them ($67,014 against a typical $150,747), its price per square foot is higher than 38% of them ($86 against a typical $100), it is bigger than 3% of them (778 ft² against a typical 1,467 ft²), its lot is bigger than 55% of them (0.9 ac against a typical 0.53 ac) and it is newer than 56% of them (1920 against a typical 1918). Measured against all of Webster County, it is worth more than 21% 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 502 Martin St, Callender, IA?

The 2025 property tax bill for 502 Martin St, Callender, IA was $471. The county assessed it at $61,070.

More homes on Martin St

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Assigned schools

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