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Single Family ResidenceResidential
$73,313$58 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $49,000 on Aug 19, 2019

820 N CHALMERS ST

ALTUS, OK 73521
3
Beds
1
Baths
1,264 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
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

$73K
$64K low$82K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$49,000 · Aug 19, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$466 (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.$6,590 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,002
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,588
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$6,398
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$54,915

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
CountyJACKSON
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2005
Lot (acres)The size of the land the home sits on, from county records.0.32
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.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.Window A/C
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 84 ft²

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.

E
Altus Early Childhood Center
Elementary · Grades PK–KG · 0.2 mi
H
Altus High SchoolB
High · Grades 9–12 · 0.4 mi
M
Altus Jr High SchoolB+
Middle · Grades 7–8 · 1.7 mi

District: Altus Public Schools

Neighborhood · ZIP 73521These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.20,242
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.117 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,300
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,134
Average tempThe average temperature here across a full year.62°F
Annual precipHow much rain and melted snow falls here in a typical year.29 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.62%

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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

820 N Chalmers 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.

  • Has a bigger lot than 83% of homes in Altus 73521

What homes are worth in Altus 73521

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

This home
$21K$468K

This home is worth more than 39% of homes in Altus 73521.

How it measures up in Altus 73521

The dot is this home. The mark in the middle is the typical home in Altus 73521.

Estimated value$73,313
CheaperTypical $105,627Pricier

Pricier than 39% of homes nearby

Price per ft²$58
CheaperTypical $77Pricier

Pricier than 39% of homes nearby

Living area1,264 ft²
SmallerTypical 1,405 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.32 ac
SmallerTypical 0.2 acBigger

Bigger than 83% of homes nearby

Year built1960
OlderTypical 1970Newer

Newer than 41% of homes nearby

How 820 N Chalmers St ranks against every home in each area.
MeasureThis homeAltus 73521Jackson County
Estimated valuepricier than$73,31339% of homes38% of homes
Price per ft²pricier than$5839% of homes39% of homes
Living areabigger than1,264 ft²40% of homes39% of homes
Lot sizebigger than0.32 ac83% of homes74% of homes
Year builtnewer than196041% of homes40% of homes

About 820 N Chalmers St

How much is 820 N Chalmers St, Altus, OK worth?

The TopHap Estimate for 820 N Chalmers St, Altus, OK is $73,313 as of Oct 21, 2026. The likely range is $64,260 to $82,366. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 820 N Chalmers St, Altus, OK last sell?

820 N Chalmers St, Altus, OK last sold on Aug 19, 2019 for $49,000, according to the county's recorded deed.

How big is 820 N Chalmers St, Altus, OK?

820 N Chalmers St, Altus, OK has 3 bedrooms, 1 bathrooms, 1,264 square feet of living space and a 0.32-acre lot.

When was 820 N Chalmers St, Altus, OK built?

820 N Chalmers St, Altus, OK was built in 1960, making it 66 years old. It is a traditional/old home. The building has 1 story.

What schools serve 820 N Chalmers St, Altus, OK?

820 N Chalmers St, Altus, OK is assigned to Altus Early Childhood Center (elementary); Altus High School (high), rated B; Altus Jr High School (middle), rated B+. All sit in Altus Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 820 N Chalmers St, Altus, OK compare to other homes in Altus 73521?

Among the 8,052 homes in Altus 73521, it is worth more than 39% of them ($73,313 against a typical $105,627), its price per square foot is higher than 39% of them ($58 against a typical $77), it is bigger than 40% of them (1,264 ft² against a typical 1,405 ft²), its lot is bigger than 83% of them (0.32 ac against a typical 0.2 ac) and it is newer than 41% of them (1960 against a typical 1970). Measured against all of Jackson County, it is worth more than 38% 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 820 N Chalmers St, Altus, OK?

The 2025 property tax bill for 820 N Chalmers St, Altus, OK was $466. The county assessed it at $6,590.

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