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Single Family ResidenceResidential
$105,819$65 / 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 Aug 30, 2026

518 RIDER ST

GARWIN, IA 50632
4
Beds
2
Baths
1,624 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.
1.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$106K
$77K low$135K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,644 (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.$102,060 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,570
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$89,490
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$112,720
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$102,060

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyTAMA
Lot (acres)The size of the land the home sits on, from county records.1.37
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.Porch · 484 ft²

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

M
Gmg Secondary SchoolB-
Middle · Grades 7–12 · 0.3 mi
E
Gmg Elementary SchoolD+
Elementary · Grades PK–6 · 8.0 mi

District: Gmg Community School District

Neighborhood · ZIP 50632These 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.121
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.643
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,395
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,542
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

518 Rider 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 67% of homes in Garwin 50632
  • Costs less per square foot than 77% of homes in Garwin 50632
  • Bigger than 68% of homes in Garwin 50632
  • Has a bigger lot than 67% of homes in Garwin 50632
  • Older than 96% of homes in Garwin 50632

What homes are worth in Garwin 50632

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

This home
$39K$548K

This home is worth more than 33% of homes in Garwin 50632.

How it measures up in Garwin 50632

The dot is this home. The mark in the middle is the typical home in Garwin 50632.

Estimated value$105,819
CheaperTypical $137,188Pricier

Pricier than 33% of homes nearby

Price per ft²$65
CheaperTypical $109Pricier

Pricier than 23% of homes nearby

Living area1,624 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 68% of homes nearby

Lot size1.37 ac
SmallerTypical 0.44 acBigger

Bigger than 67% of homes nearby

Year built1890
OlderTypical 1950Newer

Newer than 4% of homes nearby

How 518 Rider St ranks against every home in each area.
MeasureThis homeGarwin 50632Tama County
Estimated valuepricier than$105,81933% of homes33% of homes
Price per ft²pricier than$6523% of homes24% of homes
Living areabigger than1,624 ft²68% of homes61% of homes
Lot sizebigger than1.37 ac67% of homes67% of homes
Year builtnewer than18904% of homes6% of homes

About 518 Rider St

How much is 518 Rider St, Garwin, IA worth?

The TopHap Estimate for 518 Rider St, Garwin, IA is $105,819 as of Aug 30, 2026. The likely range is $76,659 to $134,979. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 518 Rider St, Garwin, IA last sell?

518 Rider St, Garwin, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 518 Rider St, Garwin, IA?

518 Rider St, Garwin, IA has 4 bedrooms, 2 bathrooms, 1,624 square feet of living space and a 1.37-acre lot.

When was 518 Rider St, Garwin, IA built?

518 Rider St, Garwin, IA was built in 1890, making it 136 years old. The building has 1 story.

What schools serve 518 Rider St, Garwin, IA?

518 Rider St, Garwin, IA is assigned to Gmg Secondary School (middle), rated B-; Gmg Elementary School (elementary), rated D+. All sit in Gmg Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 518 Rider St, Garwin, IA compare to other homes in Garwin 50632?

Among the 527 homes in Garwin 50632, it is worth more than 33% of them ($105,819 against a typical $137,188), its price per square foot is higher than 23% of them ($65 against a typical $109), it is bigger than 68% of them (1,624 ft² against a typical 1,400 ft²), its lot is bigger than 67% of them (1.37 ac against a typical 0.44 ac) and it is newer than 4% of them (1890 against a typical 1950). Measured against all of Tama County, it is worth more than 33% 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 518 Rider St, Garwin, IA?

The 2025 property tax bill for 518 Rider St, Garwin, IA was $1,644. The county assessed it at $102,060.

More homes on Rider St

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Assigned schools

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