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Single Family ResidenceResidential
$616,277$206 / 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 93How 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

820 ISABEL ST

CELINA, TX 75009
5
Beds
3
Baths
2,998 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$616K
$574K low$659K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,633 (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.$620,649 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$140,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$480,649
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$649,679
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$620,649

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.61
41
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
46
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
93
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
52
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
74
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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.1 percent flood zone

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
CountyCOLLIN
Lot (acres)The size of the land the home sits on, from county records.0.12
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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

Transaction History(2)

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
Light Farms Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
H
Prosper High SchoolB+
High · Grades 9–12 · 1.5 mi
M
Reynolds Middle SchoolA
Middle · Grades 6–8 · 2.7 mi

District: Prosper Independent School District

Neighborhood · ZIP 75009These 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.56
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
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.22,147
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.230 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$137,625
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$196,689
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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 Isabel 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 more than 67% of homes in Collin County
  • Bigger than 68% of homes in Collin County
  • Has a smaller lot than 89% of homes in Celina 75009
  • Newer than 94% of homes in Collin County

What homes are worth in Celina 75009

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

This home
$326K$1.7M

This home is worth more than 58% of homes in Celina 75009.

How it measures up in Celina 75009

The dot is this home. The mark in the middle is the typical home in Celina 75009.

Estimated value$616,277
CheaperTypical $574,978Pricier

Pricier than 58% of homes nearby

Price per ft²$206
CheaperTypical $214Pricier

Pricier than 40% of homes nearby

Living area2,998 ft²
SmallerTypical 2,828 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.12 ac
SmallerTypical 0.17 acBigger

Bigger than 11% of homes nearby

Year built2023
OlderTypical 2021Newer

Newer than 77% of homes nearby

How 820 Isabel St ranks against every home in each area.
MeasureThis homeCelina 75009Collin County
Estimated valuepricier than$616,27758% of homes67% of homes
Price per ft²pricier than$20640% of homes45% of homes
Living areabigger than2,998 ft²58% of homes68% of homes
Lot sizebigger than0.12 ac11% of homes12% of homes
Year builtnewer than202377% of homes94% of homes

About 820 Isabel St

How much is 820 Isabel St, Celina, TX worth?

The TopHap Estimate for 820 Isabel St, Celina, TX is $616,277 as of Aug 30, 2026. The likely range is $573,843 to $658,711. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 820 Isabel St, Celina, TX last sell?

820 Isabel St, Celina, TX last sold on Aug 11, 2023, according to the county's recorded deed.

How big is 820 Isabel St, Celina, TX?

820 Isabel St, Celina, TX has 5 bedrooms, 3 bathrooms, 2,998 square feet of living space and a 0.12-acre lot.

When was 820 Isabel St, Celina, TX built?

820 Isabel St, Celina, TX was built in 2023, making it 3 years old. The building has 2 stories.

What schools serve 820 Isabel St, Celina, TX?

820 Isabel St, Celina, TX is assigned to Light Farms Elementary School (elementary), rated A-; Prosper High School (high), rated B+; Reynolds Middle School (middle), rated A. All sit in Prosper Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 820 Isabel St, Celina, TX compare to other homes in Celina 75009?

Among the 18,209 homes in Celina 75009, it is worth more than 58% of them ($616,277 against a typical $574,978), its price per square foot is higher than 40% of them ($206 against a typical $214), it is bigger than 58% of them (2,998 ft² against a typical 2,828 ft²), its lot is bigger than 11% of them (0.12 ac against a typical 0.17 ac) and it is newer than 77% of them (2023 against a typical 2021). Measured against all of Collin County, it is worth more than 67% 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 Isabel St, Celina, TX?

The 2025 property tax bill for 820 Isabel St, Celina, TX was $12,633. The county assessed it at $620,649.

More homes on Isabel St

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Assigned schools

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