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Rural ResidenceResidential
$306,147$133 / 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 66How 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

21020 FLAT ROCK RD

BLUE RAPIDS, KS 66411
3
Beds
2
Baths
2,304 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.
141.47 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.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$306K
$203K low$409K 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.$306,147
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$244,918

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,959 (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.$40,161 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,479
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$25,682
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$43,078
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$239,430

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.60
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
63
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
70
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
58
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
10
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.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.Rural Residence
CountyRILEY
Lot (acres)The size of the land the home sits on, from county records.141.47
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.Composition Shingle
HeatingThe type of heating system in the home.Yes
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.Deck · 80 ft²Porch · 910 ft²

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

H
Blue Valley High SchoolB
High · Grades 9–12 · 8.5 mi
M
Randolph Middle SchoolA-
Middle · Grades 6–8 · 8.6 mi
E
McCormick Elementary SchoolB+
Elementary · Grades PK–5 · 9.2 mi

District: Blue Valley Unified School District 384

Neighborhood · ZIP 66411These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.52

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.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.1,356
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,794
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,310
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

21020 Flat Rock Rd 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 less per square foot than 93% of homes in Riley County
  • Bigger than 93% of homes in Blue Rapids 66411
  • Among the largest lots in Riley County
  • Older than 98% of homes in Riley County

What homes are worth in Blue Rapids 66411

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

This home
$206K$691K

This home is worth more than 59% of homes in Blue Rapids 66411.

How it measures up in Blue Rapids 66411

The dot is this home. The mark in the middle is the typical home in Blue Rapids 66411.

Estimated value$306,147
CheaperTypical $267,819Pricier

Pricier than 59% of homes nearby

Price per ft²$133
CheaperTypical $218Pricier

Pricier than 9% of homes nearby

Living area2,304 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 93% of homes nearby

Lot size141.47 ac
SmallerTypical 0.49 acBigger

Bigger than 95% of homes nearby

Year built1890
OlderTypical 1918Newer

Newer than 10% of homes nearby

How 21020 Flat Rock Rd ranks against every home in each area.
MeasureThis homeBlue Rapids 66411Riley County
Estimated valuepricier than$306,14759% of homes53% of homes
Price per ft²pricier than$1339% of homes7% of homes
Living areabigger than2,304 ft²93% of homes90% of homes
Lot sizebigger than141.47 ac95% of homesalmost all homes
Year builtnewer than189010% of homes2% of homes

About 21020 Flat Rock Rd

How much is 21020 Flat Rock Rd, Blue Rapids, KS worth?

The TopHap Estimate for 21020 Flat Rock Rd, Blue Rapids, KS is $306,147 as of Jul 14, 2026. The likely range is $203,246 to $409,048. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21020 Flat Rock Rd, Blue Rapids, KS last sell?

21020 Flat Rock Rd, Blue Rapids, KS last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21020 Flat Rock Rd, Blue Rapids, KS?

21020 Flat Rock Rd, Blue Rapids, KS has 3 bedrooms, 2 bathrooms, 2,304 square feet of living space and a 141.47-acre lot.

When was 21020 Flat Rock Rd, Blue Rapids, KS built?

21020 Flat Rock Rd, Blue Rapids, KS was built in 1890, making it 136 years old. The building has 2 stories.

What schools serve 21020 Flat Rock Rd, Blue Rapids, KS?

21020 Flat Rock Rd, Blue Rapids, KS is assigned to Blue Valley High School (high), rated B; Randolph Middle School (middle), rated A-; McCormick Elementary School (elementary), rated B+. All sit in Blue Valley Unified School District 384. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21020 Flat Rock Rd, Blue Rapids, KS compare to other homes in Blue Rapids 66411?

Among the 580 homes in Blue Rapids 66411, it is worth more than 59% of them ($306,147 against a typical $267,819), its price per square foot is higher than 9% of them ($133 against a typical $218), it is bigger than 93% of them (2,304 ft² against a typical 1,344 ft²), its lot is bigger than 95% of them (141.47 ac against a typical 0.49 ac) and it is newer than 10% of them (1890 against a typical 1918). Measured against all of Riley County, it is worth more than 53% 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 21020 Flat Rock Rd, Blue Rapids, KS?

The 2025 property tax bill for 21020 Flat Rock Rd, Blue Rapids, KS was $4,959. The county assessed it at $40,161.

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Assigned schools

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