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Residential - Vacant LandResidential
$79,561
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 68How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

1011 28TH AVE

ROCK VALLEY, IA 51247
0
Baths
1,306 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$80K
$54K low$105K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$79,561
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$63,649

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10 (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.$600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$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.$600

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.37
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
38
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
63
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
44
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 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.Residential - Vacant Land
CountySIOUX
Lot (acres)The size of the land the home sits on, from county records.0.03
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Rock Valley Elementary SchoolA
Elementary · Grades PK–5 · 0.7 mi
M
Rock Valley High SchoolA-
Middle · Grades 9–12 · 0.7 mi

District: Rock Valley Community School District

Neighborhood · ZIP 51247These 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.127
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 100.18

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.5,240
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.47 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,197
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,994
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.27 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

1011 28th 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.

  • Among the least valuable homes in Rock Valley 51247
  • Among the smallest lots in Sioux County

What homes are worth in Rock Valley 51247

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

This home
$93K$642K

This home is worth less than almost all homes in Rock Valley 51247.

How it measures up in Rock Valley 51247

The dot is this home. The mark in the middle is the typical home in Rock Valley 51247.

Estimated value$79,561
CheaperTypical $280,002Pricier

Cheaper than almost all homes nearby

Lot size1,306 ft²
SmallerTypical 0.36 acBigger

Bigger than 2% of homes nearby

How 1011 28th Ave ranks against every home in each area.
MeasureThis homeRock Valley 51247Sioux County
Estimated valuepricier than$79,561almost no homes3% of homes
Lot sizebigger than1,306 ft²2% of homesalmost no homes

About 1011 28th Ave

How much is 1011 28th Ave, Rock Valley, IA worth?

The TopHap Estimate for 1011 28th Ave, Rock Valley, IA is $79,561 as of Jul 14, 2026. The likely range is $54,149 to $104,973. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1011 28th Ave, Rock Valley, IA last sell?

1011 28th Ave, Rock Valley, IA last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 1011 28th Ave, Rock Valley, IA?

1011 28th Ave, Rock Valley, IA is assigned to Rock Valley Elementary School (elementary), rated A; Rock Valley High School (middle), rated A-. All sit in Rock Valley Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1011 28th Ave, Rock Valley, IA compare to other homes in Rock Valley 51247?

Among the 1,825 homes in Rock Valley 51247, it is worth more than almost none of them ($79,561 against a typical $280,002) and its lot is bigger than 2% of them (1,306 ft² against a typical 0.36 ac). Measured against all of Sioux County, it is worth more than 3% 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 1011 28th Ave, Rock Valley, IA?

The 2025 property tax bill for 1011 28th Ave, Rock Valley, IA was $10. The county assessed it at $600.

Closest homes

More homes in Rock Valley 51247

Assigned schools

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