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Single Family ResidenceResidential
$136,637$86 / 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 82How 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 $89,500 on Aug 2, 2021

308 LEWIS ST

MOUNT AUBURN, IA 52313
3
Beds
2 / 2
Baths
1,593 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.
0.29 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.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$137K
$112K low$161K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$89,500 · Aug 2, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,344 (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.$124,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$116,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$99,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$124,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBENTON
Lot (acres)The size of the land the home sits on, from county records.0.29
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.Asphalt
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.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.Patio · 136 ft²

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
La Porte City Elementary SchoolA
Elementary · Grades PK–5 · 6.0 mi
H
Union High SchoolB
High · Grades 9–12 · 6.7 mi
M
Union Middle SchoolB+
Middle · Grades 6–8 · 12.9 mi

District: Union Community School District

Neighborhood · ZIP 52313These 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.87
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.11

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
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.582
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.17 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,535
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,225
Average tempThe average temperature here across a full year.48°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

308 Lewis 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 74% of homes in Benton County
  • Costs less per square foot than 83% of homes in Benton County
  • Has a smaller lot than 80% of homes in Mount Auburn 52313
  • Older than 98% of homes in Benton County

What homes are worth in Mount Auburn 52313

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

This home
$43K$486K

This home is worth more than 49% of homes in Mount Auburn 52313.

How it measures up in Mount Auburn 52313

The dot is this home. The mark in the middle is the typical home in Mount Auburn 52313.

Estimated value$136,637
CheaperTypical $144,126Pricier

Pricier than 49% of homes nearby

Price per ft²$86
CheaperTypical $116Pricier

Pricier than 30% of homes nearby

Living area1,593 ft²
SmallerTypical 1,373 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.29 ac
SmallerTypical 1.5 acBigger

Bigger than 20% of homes nearby

Year built1870
OlderTypical 1956Newer

Newer than 5% of homes nearby

How 308 Lewis St ranks against every home in each area.
MeasureThis homeMount Auburn 52313Benton County
Estimated valuepricier than$136,63749% of homes26% of homes
Price per ft²pricier than$8630% of homes17% of homes
Living areabigger than1,593 ft²63% of homes58% of homes
Lot sizebigger than0.29 ac20% of homes40% of homes
Year builtnewer than18705% of homes2% of homes

About 308 Lewis St

How much is 308 Lewis St, Mount Auburn, IA worth?

The TopHap Estimate for 308 Lewis St, Mount Auburn, IA is $136,637 as of Aug 30, 2026. The likely range is $112,407 to $160,867. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 308 Lewis St, Mount Auburn, IA last sell?

308 Lewis St, Mount Auburn, IA last sold on Aug 2, 2021 for $89,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 308 Lewis St, Mount Auburn, IA?

308 Lewis St, Mount Auburn, IA has 3 bedrooms, 2 bathrooms, 1,593 square feet of living space and a 0.29-acre lot.

When was 308 Lewis St, Mount Auburn, IA built?

308 Lewis St, Mount Auburn, IA was built in 1870, making it 156 years old. The building has 1 story.

What schools serve 308 Lewis St, Mount Auburn, IA?

308 Lewis St, Mount Auburn, IA is assigned to La Porte City Elementary School (elementary), rated A; Union High School (high), rated B; Union Middle School (middle), rated B+. All sit in Union Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 308 Lewis St, Mount Auburn, IA compare to other homes in Mount Auburn 52313?

Among the 205 homes in Mount Auburn 52313, it is worth more than 49% of them ($136,637 against a typical $144,126), its price per square foot is higher than 30% of them ($86 against a typical $116), it is bigger than 63% of them (1,593 ft² against a typical 1,373 ft²), its lot is bigger than 20% of them (0.29 ac against a typical 1.5 ac) and it is newer than 5% of them (1870 against a typical 1956). Measured against all of Benton County, it is worth more than 26% 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 308 Lewis St, Mount Auburn, IA?

The 2025 property tax bill for 308 Lewis St, Mount Auburn, IA was $1,344. The county assessed it at $124,500.

More homes on Lewis St

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