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Single Family ResidenceResidential
$47,126$59 / 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 74How 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
Last sold for $80,000 on Jan 2, 2024

511 N WALNUT ST

SUMNER, IA 50674
2
Beds
1
Baths
794 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
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

$47K
$35K low$60K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$80,000 · Jan 2, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,108 (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.$71,140 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,310
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$59,830
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$72,010
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$71,140

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Single Family Residence
CountyBREMER
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Steel Frame
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.Garage, Attached
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.

E
Durant Elementary SchoolC+
Elementary · Grades PK–4 · 0.7 mi
H
Sumner-Fredericksburg High SchoolC+
High · Grades 9–12 · 0.8 mi
M
Sumner-Fredericksburg Middle School
Middle · Grades 5–8 · 9.5 mi

District: Sumner-Fredricksburg Community School District

Neighborhood · ZIP 50674These 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.144
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.75
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.12

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.3,877
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.25 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,197
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,974
Average tempThe average temperature here across a full year.46°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

511 N Walnut 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.

  • Among the least valuable homes in Bremer County
  • Costs less per square foot than 94% of homes in Bremer County
  • Smaller than 97% of homes in Sumner 50674
  • Has a smaller lot than 93% of homes in Sumner 50674
  • Newer than 66% of homes in Sumner 50674

What homes are worth in Sumner 50674

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

This home
$39K$422K

This home is worth more than 5% of homes in Sumner 50674.

How it measures up in Sumner 50674

The dot is this home. The mark in the middle is the typical home in Sumner 50674.

Estimated value$47,126
CheaperTypical $150,684Pricier

Pricier than 5% of homes nearby

Price per ft²$59
CheaperTypical $93Pricier

Pricier than 22% of homes nearby

Living area794 ft²
SmallerTypical 1,597 ft²Bigger

Bigger than 3% of homes nearby

Lot size0.17 ac
SmallerTypical 0.51 acBigger

Bigger than 7% of homes nearby

Year built1956
OlderTypical 1925Newer

Newer than 66% of homes nearby

How 511 N Walnut St ranks against every home in each area.
MeasureThis homeSumner 50674Bremer County
Estimated valuepricier than$47,1265% of homesalmost no homes
Price per ft²pricier than$5922% of homes6% of homes
Living areabigger than794 ft²3% of homes3% of homes
Lot sizebigger than0.17 ac7% of homes8% of homes
Year builtnewer than195666% of homes42% of homes

About 511 N Walnut St

How much is 511 N Walnut St, Sumner, IA worth?

The TopHap Estimate for 511 N Walnut St, Sumner, IA is $47,126 as of Sep 24, 2026. The likely range is $34,653 to $59,599. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 511 N Walnut St, Sumner, IA last sell?

511 N Walnut St, Sumner, IA last sold on Jan 2, 2024 for $80,000, according to the county's recorded deed.

How big is 511 N Walnut St, Sumner, IA?

511 N Walnut St, Sumner, IA has 2 bedrooms, 1 bathrooms, 794 square feet of living space and a 0.17-acre lot.

When was 511 N Walnut St, Sumner, IA built?

511 N Walnut St, Sumner, IA was built in 1956, making it 70 years old. The building has 1 story.

What schools serve 511 N Walnut St, Sumner, IA?

511 N Walnut St, Sumner, IA is assigned to Durant Elementary School (elementary), rated C+; Sumner-Fredericksburg High School (high), rated C+; Sumner-Fredericksburg Middle School (middle). All sit in Sumner-Fredricksburg Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 511 N Walnut St, Sumner, IA compare to other homes in Sumner 50674?

Among the 1,531 homes in Sumner 50674, it is worth more than 5% of them ($47,126 against a typical $150,684), its price per square foot is higher than 22% of them ($59 against a typical $93), it is bigger than 3% of them (794 ft² against a typical 1,597 ft²), its lot is bigger than 7% of them (0.17 ac against a typical 0.51 ac) and it is newer than 66% of them (1956 against a typical 1925). Measured against all of Bremer County, it is worth more than almost no 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 511 N Walnut St, Sumner, IA?

The 2025 property tax bill for 511 N Walnut St, Sumner, IA was $1,108. The county assessed it at $71,140.

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