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Single Family ResidenceResidential
$55,170$77 / 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 76How 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

21631 STATE ROAD 71 N

ALTHA, FL 32421
2
Beds
1
Baths
720 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$55K
$42K low$68K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$633 (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.$41,822 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,856
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$31,966
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$40,379
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$41,822

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 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.Single Family Residence
CountyCalhoun
Lot (acres)The size of the land the home sits on, from county records.0.69
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Window A/C
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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.

H
Blountstown High SchoolB-
High · Grades 9–12 · 4.5 mi
E
Blountstown Elementary SchoolB-
Elementary · Grades PK–5 · 5.1 mi
M
Carr Elementary & Middle SchoolA-
Middle · Grades PK–8 · 5.3 mi

District: Calhoun County School District

Neighborhood · ZIP 32421These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.72
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.4,395
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.30 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$47,871
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,113
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.61 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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

21631 State Road 71 N 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 93% of homes in Altha 32421
  • Costs less per square foot than 77% of homes in Altha 32421
  • Smaller than 94% of homes in Altha 32421
  • Has a smaller lot than 85% of homes in Altha 32421
  • Older than 90% of homes in Altha 32421

What homes are worth in Altha 32421

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

This home
$37K$450K

This home is worth more than 7% of homes in Altha 32421.

How it measures up in Altha 32421

The dot is this home. The mark in the middle is the typical home in Altha 32421.

Estimated value$55,170
CheaperTypical $150,385Pricier

Pricier than 7% of homes nearby

Price per ft²$77
CheaperTypical $108Pricier

Pricier than 23% of homes nearby

Living area720 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.69 ac
SmallerTypical 3 acBigger

Bigger than 15% of homes nearby

Year built1950
OlderTypical 1991Newer

Newer than 10% of homes nearby

How 21631 State Road 71 N ranks against every home in each area.
MeasureThis homeAltha 32421Calhoun County
Estimated valuepricier than$55,1707% of homes9% of homes
Price per ft²pricier than$7723% of homes31% of homes
Living areabigger than720 ft²6% of homes6% of homes
Lot sizebigger than0.69 ac15% of homes26% of homes
Year builtnewer than195010% of homes13% of homes

About 21631 State Road 71 N

How much is 21631 State Road 71 N, Altha, FL worth?

The TopHap Estimate for 21631 State Road 71 N, Altha, FL is $55,170 as of Aug 30, 2026. The likely range is $42,177 to $68,163. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 21631 State Road 71 N, Altha, FL?

21631 State Road 71 N, Altha, FL has 2 bedrooms, 1 bathrooms, 720 square feet of living space and a 0.69-acre lot.

When was 21631 State Road 71 N, Altha, FL built?

21631 State Road 71 N, Altha, FL was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 21631 State Road 71 N, Altha, FL?

21631 State Road 71 N, Altha, FL is assigned to Blountstown High School (high), rated B-; Blountstown Elementary School (elementary), rated B-; Carr Elementary & Middle School (middle), rated A-. All sit in Calhoun County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21631 State Road 71 N, Altha, FL compare to other homes in Altha 32421?

Among the 1,891 homes in Altha 32421, it is worth more than 7% of them ($55,170 against a typical $150,385), its price per square foot is higher than 23% of them ($77 against a typical $108), it is bigger than 6% of them (720 ft² against a typical 1,400 ft²), its lot is bigger than 15% of them (0.69 ac against a typical 3 ac) and it is newer than 10% of them (1950 against a typical 1991). Measured against all of Calhoun County, it is worth more than 9% 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 21631 State Road 71 N, Altha, FL?

The 2024 property tax bill for 21631 State Road 71 N, Altha, FL was $633. The county assessed it at $41,822.

More homes on State Road 71 N

Closest homes

More homes in Altha 32421

Assigned schools

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