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Single Family ResidenceResidential
$108,977$100 / 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

306 4TH ST

THAYER, IA 50254
3
Beds
1
Baths
1,089 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1913
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$109K
$80K low$138K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$962 (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.$73,780 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$72,280
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$73,780
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$73,780

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Block (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
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Mixed
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 · 168 ft²Porch · 393 ft²

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

E
East Union Elementary SchoolB
Elementary · Grades PK–5 · 6.8 mi
M
East Union Middle-High SchoolB-
Middle · Grades 6–12 · 6.8 mi

District: East Union Community School District

Neighborhood · ZIP 50254These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.125
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.348
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,043
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,440
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.35 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

306 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 71% of homes in Thayer 50254
  • Costs less per square foot than 76% of homes in Thayer 50254
  • Smaller than 69% of homes in Union County
  • Has a smaller lot than 91% of homes in Thayer 50254
  • Older than 73% of homes in Thayer 50254

What homes are worth in Thayer 50254

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

This home
$33K$443K

This home is worth more than 29% of homes in Thayer 50254.

How it measures up in Thayer 50254

The dot is this home. The mark in the middle is the typical home in Thayer 50254.

Estimated value$108,977
CheaperTypical $165,653Pricier

Pricier than 29% of homes nearby

Price per ft²$100
CheaperTypical $133Pricier

Pricier than 24% of homes nearby

Living area1,089 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 41% of homes nearby

Lot size0.17 ac
SmallerTypical 5.16 acBigger

Bigger than 9% of homes nearby

Year built1913
OlderTypical 1973Newer

Newer than 27% of homes nearby

How 306 4th St ranks against every home in each area.
MeasureThis homeThayer 50254Union County
Estimated valuepricier than$108,97729% of homes38% of homes
Price per ft²pricier than$10024% of homes44% of homes
Living areabigger than1,089 ft²41% of homes31% of homes
Lot sizebigger than0.17 ac9% of homes27% of homes
Year builtnewer than191327% of homes35% of homes

About 306 4th St

How much is 306 4th St, Thayer, IA worth?

The TopHap Estimate for 306 4th St, Thayer, IA is $108,977 as of Sep 24, 2026. The likely range is $80,203 to $137,751. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 306 4th St, Thayer, IA last sell?

306 4th St, Thayer, IA last sold on Sep 24, 2008, according to the county's recorded deed.

How big is 306 4th St, Thayer, IA?

306 4th St, Thayer, IA has 3 bedrooms, 1 bathrooms, 1,089 square feet of living space and a 0.17-acre lot.

When was 306 4th St, Thayer, IA built?

306 4th St, Thayer, IA was built in 1913, making it 113 years old. The building has 1 story.

What schools serve 306 4th St, Thayer, IA?

306 4th St, Thayer, IA is assigned to East Union Elementary School (elementary), rated B; East Union Middle-High School (middle), rated B-. All sit in East Union Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 306 4th St, Thayer, IA compare to other homes in Thayer 50254?

Among the 198 homes in Thayer 50254, it is worth more than 29% of them ($108,977 against a typical $165,653), its price per square foot is higher than 24% of them ($100 against a typical $133), it is bigger than 41% of them (1,089 ft² against a typical 1,200 ft²), its lot is bigger than 9% of them (0.17 ac against a typical 5.16 ac) and it is newer than 27% of them (1913 against a typical 1973). Measured against all of Union County, it is worth more than 38% 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 306 4th St, Thayer, IA?

The 2025 property tax bill for 306 4th St, Thayer, IA was $962. The county assessed it at $73,780.

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