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Single Family ResidenceResidential
$43,208$37 / 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 Aug 30, 2026
Last sold for $45,000 on Sep 26, 2024

817 1ST AVE SW

SPENCER, IA 51301
2
Beds
1.5
Baths
1,176 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1974
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$43K
$31K low$55K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$45,000 · Sep 26, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$762 (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.$49,810 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$25,160
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$135,710
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$49,810

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.15 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

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.Ranch
CountyCLAY
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition 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, Attached
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.Porch · 180 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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 · 1.0 mi
E
Fairview Park Elementary School
Elementary · Grades 1–2 · 1.7 mi
M
Spencer Middle SchoolA
Middle · Grades 7–8 · 1.8 mi

District: Spencer Community School District

Neighborhood · ZIP 51301These 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.103
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 100.15

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.91%
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.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.12,636
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.80 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,520
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,070
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.30 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

817 1st Ave Sw 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 98% of homes in Spencer 51301
  • Among the lowest price per square foot in Spencer 51301
  • Smaller than 67% of homes in Clay County
  • Has a smaller lot than 70% of homes in Clay County
  • Newer than 70% of homes in Clay County

What homes are worth in Spencer 51301

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

This home
$46K$482K

This home is worth more than 2% of homes in Spencer 51301.

How it measures up in Spencer 51301

The dot is this home. The mark in the middle is the typical home in Spencer 51301.

Estimated value$43,208
CheaperTypical $162,077Pricier

Pricier than 2% of homes nearby

Price per ft²$37
CheaperTypical $128Pricier

Cheaper than almost all homes nearby

Living area1,176 ft²
SmallerTypical 1,360 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.19 ac
SmallerTypical 0.23 acBigger

Bigger than 34% of homes nearby

Year built1974
OlderTypical 1958Newer

Newer than 69% of homes nearby

How 817 1st Ave Sw ranks against every home in each area.
MeasureThis homeSpencer 51301Clay County
Estimated valuepricier than$43,2082% of homes4% of homes
Price per ft²pricier than$37almost no homes3% of homes
Living areabigger than1,176 ft²37% of homes33% of homes
Lot sizebigger than0.19 ac34% of homes30% of homes
Year builtnewer than197469% of homes70% of homes

About 817 1st Ave Sw

How much is 817 1st Ave Sw, Spencer, IA worth?

The TopHap Estimate for 817 1st Ave Sw, Spencer, IA is $43,208 as of Aug 30, 2026. The likely range is $31,402 to $55,014. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 817 1st Ave Sw, Spencer, IA last sell?

817 1st Ave Sw, Spencer, IA last sold on Sep 26, 2024 for $45,000, according to the county's recorded deed.

How big is 817 1st Ave Sw, Spencer, IA?

817 1st Ave Sw, Spencer, IA has 2 bedrooms, 1.5 bathrooms, 1,176 square feet of living space and a 0.19-acre lot.

When was 817 1st Ave Sw, Spencer, IA built?

817 1st Ave Sw, Spencer, IA was built in 1974, making it 52 years old. It is a ranch home. The building has 1 story.

What schools serve 817 1st Ave Sw, Spencer, IA?

817 1st Ave Sw, Spencer, IA is assigned to Spencer High School (high), rated B+; Fairview Park Elementary School (elementary); Spencer Middle School (middle), rated A. All sit in Spencer Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 817 1st Ave Sw, Spencer, IA compare to other homes in Spencer 51301?

Among the 5,011 homes in Spencer 51301, it is worth more than 2% of them ($43,208 against a typical $162,077), its price per square foot is higher than almost none of them ($37 against a typical $128), it is bigger than 37% of them (1,176 ft² against a typical 1,360 ft²), its lot is bigger than 34% of them (0.19 ac against a typical 0.23 ac) and it is newer than 69% of them (1974 against a typical 1958). Measured against all of Clay County, it is worth more than 4% 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 817 1st Ave Sw, Spencer, IA?

The 2025 property tax bill for 817 1st Ave Sw, Spencer, IA was $762. The county assessed it at $49,810.

More homes on 1st Ave Sw

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