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CondominiumResidential
$345,016$325 / 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

421 SE 8TH ST

MADISON, SD 57042
2
Beds
9
Baths
1,060 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.
2,808 ft²
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$345K
$254K low$436K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,547 (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.$190,013 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$190,013
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$176,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$190,013

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.30
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
33
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
42
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
19
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyLAKE
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

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

H
Madison High School - 01B-
High · Grades 9–12 · 1.4 mi
M
Madison Middle School - 02B-
Middle · Grades 6–8 · 1.4 mi
E
Madison Elementary - 07B
Elementary · Grades KG–5 · 1.6 mi

District: Madison Central School District 39-2

Neighborhood · ZIP 57042These 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.125
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.5%
PopulationHow many people live in this area.7,821
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.40 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,886
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,201
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.25 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

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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

421 Se 8th 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.

  • Costs more per square foot than 70% of homes in Lake County
  • Smaller than 71% of homes in Lake County
  • Among the smallest lots in Madison 57042
  • Newer than 67% of homes in Madison 57042

What homes are worth in Madison 57042

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

This home
$229K$616K

This home is worth more than 47% of homes in Madison 57042.

How it measures up in Madison 57042

The dot is this home. The mark in the middle is the typical home in Madison 57042.

Estimated value$345,016
CheaperTypical $356,177Pricier

Pricier than 47% of homes nearby

Price per ft²$325
CheaperTypical $278Pricier

Pricier than 68% of homes nearby

Living area1,060 ft²
SmallerTypical 1,280 ft²Bigger

Bigger than 32% of homes nearby

Lot size2,808 ft²
SmallerTypical 0.29 acBigger

Smaller than almost all homes nearby

Year built1981
OlderTypical 1963Newer

Newer than 67% of homes nearby

How 421 Se 8th St ranks against every home in each area.
MeasureThis homeMadison 57042Lake County
Estimated valuepricier than$345,01647% of homes47% of homes
Price per ft²pricier than$32568% of homes70% of homes
Living areabigger than1,060 ft²32% of homes29% of homes
Lot sizebigger than2,808 ft²almost no homesalmost no homes
Year builtnewer than198167% of homes60% of homes

About 421 Se 8th St

How much is 421 Se 8th St, Madison, SD worth?

The TopHap Estimate for 421 Se 8th St, Madison, SD is $345,016 as of Sep 24, 2026. The likely range is $253,828 to $436,204. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Se 8th St, Madison, SD last sell?

421 Se 8th St, Madison, SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 421 Se 8th St, Madison, SD?

421 Se 8th St, Madison, SD has 2 bedrooms, 9 bathrooms and 1,060 square feet of living space.

When was 421 Se 8th St, Madison, SD built?

421 Se 8th St, Madison, SD was built in 1981, making it 45 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 421 Se 8th St, Madison, SD?

421 Se 8th St, Madison, SD is assigned to Madison High School - 01 (high), rated B-; Madison Middle School - 02 (middle), rated B-; Madison Elementary - 07 (elementary), rated B. All sit in Madison Central School District 39-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Se 8th St, Madison, SD compare to other homes in Madison 57042?

Among the 3,358 homes in Madison 57042, it is worth more than 47% of them ($345,016 against a typical $356,177), its price per square foot is higher than 68% of them ($325 against a typical $278), it is bigger than 32% of them (1,060 ft² against a typical 1,280 ft²), its lot is bigger than almost none of them (2,808 ft² against a typical 0.29 ac) and it is newer than 67% of them (1981 against a typical 1963). Measured against all of Lake County, it is worth more than 47% 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 421 Se 8th St, Madison, SD?

The 2026 property tax bill for 421 Se 8th St, Madison, SD was $2,547. The county assessed it at $190,013.

More homes on Se 8th St

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Assigned schools

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