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Single Family ResidenceResidential
$238,811$117 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $150,000 on Apr 27, 2015

6718 18TH AVE

KEYSTONE, IA 52249
4
Beds
2
Baths
2,040 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.
2.39 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$239K
$217K low$260K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$150,000 · Apr 27, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,108 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$225,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$57,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$168,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$225,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$225,600

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.2.39
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.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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

Transaction History(2)

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
Benton Community High SchoolC+
High · Grades 9–12 · 4.0 mi
M
Benton Community Middle SchoolC+
Middle · Grades 7–8 · 4.0 mi
E
Keystone ElementaryB+
Elementary · Grades PK–3 · 4.5 mi

District: Benton Community School District

Neighborhood · ZIP 52249These 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.131
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 100.14

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
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.993
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.19 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,896
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,789
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

6718 18th 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 more than 74% of homes in Keystone 52249
  • Costs less per square foot than 67% of homes in Benton County
  • Bigger than 83% of homes in Benton County
  • Has a bigger lot than 75% of homes in Benton County
  • Older than 82% of homes in Benton County

What homes are worth in Keystone 52249

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

This home
$51K$492K

This home is worth more than 74% of homes in Keystone 52249.

How it measures up in Keystone 52249

The dot is this home. The mark in the middle is the typical home in Keystone 52249.

Estimated value$238,811
CheaperTypical $171,900Pricier

Pricier than 74% of homes nearby

Price per ft²$117
CheaperTypical $108Pricier

Pricier than 56% of homes nearby

Living area2,040 ft²
SmallerTypical 1,632 ft²Bigger

Bigger than 80% of homes nearby

Lot size2.39 ac
SmallerTypical 0.29 acBigger

Bigger than 70% of homes nearby

Year built1900
OlderTypical 1928Newer

Newer than 20% of homes nearby

How 6718 18th Ave ranks against every home in each area.
MeasureThis homeKeystone 52249Benton County
Estimated valuepricier than$238,81174% of homes54% of homes
Price per ft²pricier than$11756% of homes33% of homes
Living areabigger than2,040 ft²80% of homes83% of homes
Lot sizebigger than2.39 ac70% of homes75% of homes
Year builtnewer than190020% of homes18% of homes

About 6718 18th Ave

How much is 6718 18th Ave, Keystone, IA worth?

The TopHap Estimate for 6718 18th Ave, Keystone, IA is $238,811 as of Oct 21, 2026. The likely range is $217,416 to $260,206. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6718 18th Ave, Keystone, IA last sell?

6718 18th Ave, Keystone, IA last sold on Apr 27, 2015 for $150,000, according to the county's recorded deed.

How big is 6718 18th Ave, Keystone, IA?

6718 18th Ave, Keystone, IA has 4 bedrooms, 2 bathrooms, 2,040 square feet of living space and a 2.39-acre lot.

When was 6718 18th Ave, Keystone, IA built?

6718 18th Ave, Keystone, IA was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 6718 18th Ave, Keystone, IA?

6718 18th Ave, Keystone, IA is assigned to Benton Community High School (high), rated C+; Benton Community Middle School (middle), rated C+; Keystone Elementary (elementary), rated B+. All sit in Benton Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6718 18th Ave, Keystone, IA compare to other homes in Keystone 52249?

Among the 410 homes in Keystone 52249, it is worth more than 74% of them ($238,811 against a typical $171,900), its price per square foot is higher than 56% of them ($117 against a typical $108), it is bigger than 80% of them (2,040 ft² against a typical 1,632 ft²), its lot is bigger than 70% of them (2.39 ac against a typical 0.29 ac) and it is newer than 20% of them (1900 against a typical 1928). Measured against all of Benton County, it is worth more than 54% 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 6718 18th Ave, Keystone, IA?

The 2026 property tax bill for 6718 18th Ave, Keystone, IA was $2,108. The county assessed it at $225,600.

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