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Single Family ResidenceResidential
$90,780$66 / 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 72How 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
Last sold for $32,500 on Oct 15, 2020

309 4TH AVE SW

CASCADE, IA 52033
3
Beds
1
Baths
1,383 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1845
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$91K
$65K low$116K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$32,500 · Oct 15, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$926 (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.$71,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$57,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$65,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$71,600

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.45
76
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
57
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
23
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.58 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1 percent flood zone

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
StyleThe architectural style of the home, such as ranch or colonial.Traditional/Old
CountyDubuque
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Wood Frame
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.Metal
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.

M
Cascade Jr./Sr. High SchoolA-
Middle · Grades 6–12 · 0.4 mi
E
Cascade Elementary SchoolA-
Elementary · Grades PK–5 · 0.4 mi

District: Western Dubuque Community School District

Neighborhood · ZIP 52033These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.17

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.3,031
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.28 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,299
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,125
Average tempThe average temperature here across a full year.47°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

309 4th Ave Sw 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 Cascade 52033
  • Among the lowest price per square foot in Cascade 52033
  • Smaller than 66% of homes in Cascade 52033
  • Has a smaller lot than 97% of homes in Cascade 52033
  • Among the oldest homes in Cascade 52033

What homes are worth in Cascade 52033

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

This home
$106K$674K

This home is worth less than almost all homes in Cascade 52033.

How it measures up in Cascade 52033

The dot is this home. The mark in the middle is the typical home in Cascade 52033.

Estimated value$90,780
CheaperTypical $273,165Pricier

Cheaper than almost all homes nearby

Price per ft²$66
CheaperTypical $182Pricier

Cheaper than almost all homes nearby

Living area1,383 ft²
SmallerTypical 1,575 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.13 ac
SmallerTypical 0.33 acBigger

Bigger than 3% of homes nearby

Year built1845
OlderTypical 1996Newer

Older than almost all homes nearby

How 309 4th Ave Sw ranks against every home in each area.
MeasureThis homeCascade 52033Dubuque County
Estimated valuepricier than$90,780almost no homesalmost no homes
Price per ft²pricier than$66almost no homesalmost no homes
Living areabigger than1,383 ft²34% of homes41% of homes
Lot sizebigger than0.13 ac3% of homes15% of homes
Year builtnewer than1845almost no homesalmost no homes

About 309 4th Ave Sw

How much is 309 4th Ave Sw, Cascade, IA worth?

The TopHap Estimate for 309 4th Ave Sw, Cascade, IA is $90,780 as of Jul 14, 2026. The likely range is $65,466 to $116,094. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 4th Ave Sw, Cascade, IA last sell?

309 4th Ave Sw, Cascade, IA last sold on Oct 15, 2020 for $32,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 309 4th Ave Sw, Cascade, IA?

309 4th Ave Sw, Cascade, IA has 3 bedrooms, 1 bathrooms, 1,383 square feet of living space and a 0.13-acre lot.

When was 309 4th Ave Sw, Cascade, IA built?

309 4th Ave Sw, Cascade, IA was built in 1845, making it 181 years old. It is a traditional/old home. The building has 1 story.

What schools serve 309 4th Ave Sw, Cascade, IA?

309 4th Ave Sw, Cascade, IA is assigned to Cascade Jr./Sr. High School (middle), rated A-; Cascade Elementary School (elementary), rated A-. All sit in Western Dubuque Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 4th Ave Sw, Cascade, IA compare to other homes in Cascade 52033?

Among the 1,404 homes in Cascade 52033, it is worth more than almost none of them ($90,780 against a typical $273,165), its price per square foot is higher than almost none of them ($66 against a typical $182), it is bigger than 34% of them (1,383 ft² against a typical 1,575 ft²), its lot is bigger than 3% of them (0.13 ac against a typical 0.33 ac) and it is newer than almost none of them (1845 against a typical 1996). Measured against all of Dubuque 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 309 4th Ave Sw, Cascade, IA?

The 2024 property tax bill for 309 4th Ave Sw, Cascade, IA was $926. The county assessed it at $71,600.

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