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Rural ResidenceResidential
$76,714$54 / 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 73How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

340TH AVE

IA
3
Beds
1
Baths
1,425 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.
40 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.
5
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

$77K
$56K low$97K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,848 (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.$145,770 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$92,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$52,970
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$119,890
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$145,770

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.32
18
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
21
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
65
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
50
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
9
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.3 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
CountyCLAY
Lot (acres)The size of the land the home sits on, from county records.40.00
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.Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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

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

H
Spencer High SchoolB+
High · Grades 9–12 · 12.0 mi
M
Spencer Middle SchoolA
Middle · Grades 7–8 · 12.2 mi
E
Fairview Park Elementary School
Elementary · Grades 1–2 · 12.6 mi

District: Spencer Community School District

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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

340th 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 80% of homes in Clay County
  • Costs less per square foot than 84% of homes in Clay County
  • Among the largest lots in Clay County
  • Older than 70% of homes in Clay County

How it measures up in Clay County

The dot is this home. The mark in the middle is the typical home in Clay County.

Estimated value$76,714
CheaperTypical $132,131Pricier

Pricier than 20% of homes nearby

Price per ft²$54
CheaperTypical $100Pricier

Pricier than 16% of homes nearby

Living area1,425 ft²
SmallerTypical 1,393 ft²Bigger

Bigger than 52% of homes nearby

Lot size40 ac
SmallerTypical 0.26 acBigger

Bigger than almost all homes nearby

Year built1920
OlderTypical 1955Newer

Newer than 30% of homes nearby

How 340th Ave ranks against every home in each area.
MeasureThis homeClay County
Estimated valuepricier than$76,71420% of homes
Price per ft²pricier than$5416% of homes
Living areabigger than1,425 ft²52% of homes
Lot sizebigger than40 acalmost all homes
Year builtnewer than192030% of homes

About 340th Ave

How much is 340th Ave, , IA worth?

The TopHap Estimate for 340th Ave, , IA is $76,714 as of Jul 14, 2026. The likely range is $55,949 to $97,479. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 340th Ave, , IA last sell?

340th Ave, , IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 340th Ave, , IA?

340th Ave, , IA has 3 bedrooms, 1 bathrooms, 1,425 square feet of living space and a 40.00-acre lot.

When was 340th Ave, , IA built?

340th Ave, , IA was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 340th Ave, , IA?

340th Ave, , IA is assigned to Spencer High School (high), rated B+; Spencer Middle School (middle), rated A; Fairview Park Elementary School (elementary). All sit in Spencer Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 340th Ave, , IA compare to other homes in Clay County?

Among the 7,122 homes in Clay County, it is worth more than 20% of them ($76,714 against a typical $132,131), its price per square foot is higher than 16% of them ($54 against a typical $100), it is bigger than 52% of them (1,425 ft² against a typical 1,393 ft²), its lot is bigger than almost all of them (40 ac against a typical 0.26 ac) and it is newer than 30% of them (1920 against a typical 1955). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 340th Ave, , IA?

The 2025 property tax bill for 340th Ave, , IA was $1,848. The county assessed it at $145,770.

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