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Rural ResidenceResidential
$135,334$126 / 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 72How 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

1141 MASON AVE

HAZLETON, IA 50641
2
Beds
1.5
Baths
1,078 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.
33.03 ac
Lot SizeThe size of the land the home sits on, from county records.
1954
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

$135K
$97K low$173K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,624 (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.$229,610 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$99,290
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$130,320
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$199,330
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$229,610

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.A-Frame
CountyBUCHANAN
Lot (acres)The size of the land the home sits on, from county records.33.03
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Oelwein Middle SchoolC-
Middle · Grades 5–8 · 4.3 mi
H
Oelwein High SchoolC
High · Grades 9–12 · 4.4 mi

District: Oelwein Community School District

Neighborhood · ZIP 50641These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.2,129
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.43 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,059
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,433
Average tempThe average temperature here across a full year.47°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.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

1141 Mason Ave 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 78% of homes in Buchanan County
  • Costs more per square foot than 76% of homes in Hazleton 50641
  • Smaller than 79% of homes in Buchanan County
  • Has a bigger lot than 97% of homes in Buchanan County

What homes are worth in Hazleton 50641

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

This home
$41K$455K

This home is worth more than 54% of homes in Hazleton 50641.

How it measures up in Hazleton 50641

The dot is this home. The mark in the middle is the typical home in Hazleton 50641.

Estimated value$135,334
CheaperTypical $129,460Pricier

Pricier than 54% of homes nearby

Price per ft²$126
CheaperTypical $92Pricier

Pricier than 76% of homes nearby

Living area1,078 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 24% of homes nearby

Lot size33.03 ac
SmallerTypical 0.58 acBigger

Bigger than 96% of homes nearby

Year built1954
OlderTypical 1967Newer

Newer than 43% of homes nearby

How 1141 Mason Ave ranks against every home in each area.
MeasureThis homeHazleton 50641Buchanan County
Estimated valuepricier than$135,33454% of homes22% of homes
Price per ft²pricier than$12676% of homes38% of homes
Living areabigger than1,078 ft²24% of homes21% of homes
Lot sizebigger than33.03 ac96% of homes97% of homes
Year builtnewer than195443% of homes43% of homes

About 1141 Mason Ave

How much is 1141 Mason Ave, Hazleton, IA worth?

The TopHap Estimate for 1141 Mason Ave, Hazleton, IA is $135,334 as of Sep 24, 2026. The likely range is $97,268 to $173,400. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1141 Mason Ave, Hazleton, IA last sell?

1141 Mason Ave, Hazleton, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 1141 Mason Ave, Hazleton, IA?

1141 Mason Ave, Hazleton, IA has 2 bedrooms, 1.5 bathrooms, 1,078 square feet of living space and a 33.03-acre lot.

When was 1141 Mason Ave, Hazleton, IA built?

1141 Mason Ave, Hazleton, IA was built in 1954, making it 72 years old. It is a a-frame home. The building has 1 story.

What schools serve 1141 Mason Ave, Hazleton, IA?

1141 Mason Ave, Hazleton, IA is assigned to Oelwein Middle School (middle), rated C-; Oelwein High School (high), rated C. All sit in Oelwein Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1141 Mason Ave, Hazleton, IA compare to other homes in Hazleton 50641?

Among the 578 homes in Hazleton 50641, it is worth more than 54% of them ($135,334 against a typical $129,460), its price per square foot is higher than 76% of them ($126 against a typical $92), it is bigger than 24% of them (1,078 ft² against a typical 1,456 ft²), its lot is bigger than 96% of them (33.03 ac against a typical 0.58 ac) and it is newer than 43% of them (1954 against a typical 1967). Measured against all of Buchanan County, it is worth more than 22% 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 1141 Mason Ave, Hazleton, IA?

The 2025 property tax bill for 1141 Mason Ave, Hazleton, IA was $2,624. The county assessed it at $229,610.

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