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Rural ResidenceResidential
$325,437$362 / 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 89How 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

20106 540TH ST

LEWIS, IA 51544
4
Beds
1
Baths
900 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.
19.01 ac
Lot SizeThe size of the land the home sits on, from county records.
1870
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$325K
$291K low$360K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,404 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$122,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$48,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$73,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$95,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$122,100

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.33
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
70
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
55
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
15
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyPottawattamie
Lot (acres)The size of the land the home sits on, from county records.19.01
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.Stone (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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.

E
Griswold Elementary SchoolD+
Elementary · Grades PK–5 · 4.6 mi
M
Griswold Middle/High SchoolA-
Middle · Grades 6–12 · 4.6 mi

District: Griswold Community School District

Neighborhood · ZIP 51544These 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.113
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
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.0.9%
PopulationHow many people live in this area.540
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,317
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,912
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%

Owner Tools

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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

20106 540th 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 more than 96% of homes in Lewis 51544
  • Among the highest price per square foot in Lewis 51544
  • Smaller than 90% of homes in Lewis 51544
  • Has a bigger lot than 97% of homes in Pottawattamie County
  • Among the oldest homes in Pottawattamie County

What homes are worth in Lewis 51544

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

This home
$38K$371K

This home is worth more than 96% of homes in Lewis 51544.

How it measures up in Lewis 51544

The dot is this home. The mark in the middle is the typical home in Lewis 51544.

Estimated value$325,437
CheaperTypical $144,754Pricier

Pricier than 96% of homes nearby

Price per ft²$362
CheaperTypical $97Pricier

Pricier than almost all homes nearby

Living area900 ft²
SmallerTypical 1,421 ft²Bigger

Bigger than 10% of homes nearby

Lot size19.01 ac
SmallerTypical 0.84 acBigger

Bigger than 83% of homes nearby

Year built1870
OlderTypical 1920Newer

Older than almost all homes nearby

How 20106 540th St ranks against every home in each area.
MeasureThis homeLewis 51544Pottawattamie County
Estimated valuepricier than$325,43796% of homes72% of homes
Price per ft²pricier than$362almost all homes92% of homes
Living areabigger than900 ft²10% of homes24% of homes
Lot sizebigger than19.01 ac83% of homes97% of homes
Year builtnewer than1870almost no homesalmost no homes

About 20106 540th St

How much is 20106 540th St, Lewis, IA worth?

The TopHap Estimate for 20106 540th St, Lewis, IA is $325,437 as of Sep 24, 2026. The likely range is $290,709 to $360,165. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20106 540th St, Lewis, IA last sell?

20106 540th St, Lewis, IA last sold on Jul 14, 2016, according to the county's recorded deed.

How big is 20106 540th St, Lewis, IA?

20106 540th St, Lewis, IA has 4 bedrooms, 1 bathrooms, 900 square feet of living space and a 19.01-acre lot.

When was 20106 540th St, Lewis, IA built?

20106 540th St, Lewis, IA was built in 1870, making it 156 years old. The building has 2 stories.

What schools serve 20106 540th St, Lewis, IA?

20106 540th St, Lewis, IA is assigned to Griswold Elementary School (elementary), rated D+; Griswold Middle/High School (middle), rated A-. All sit in Griswold Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20106 540th St, Lewis, IA compare to other homes in Lewis 51544?

Among the 321 homes in Lewis 51544, it is worth more than 96% of them ($325,437 against a typical $144,754), its price per square foot is higher than almost all of them ($362 against a typical $97), it is bigger than 10% of them (900 ft² against a typical 1,421 ft²), its lot is bigger than 83% of them (19.01 ac against a typical 0.84 ac) and it is newer than almost none of them (1870 against a typical 1920). Measured against all of Pottawattamie County, it is worth more than 72% 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 20106 540th St, Lewis, IA?

The 2024 property tax bill for 20106 540th St, Lewis, IA was $1,404. The county assessed it at $122,100.

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Assigned schools

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