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Single Family ResidenceResidential
$874,900$279 / 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 95How 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

991 CARIBOU DR

PROSPER, TX 75078
3
Beds
2.5
Baths
3,133 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
2012
Year BuiltThe year the home was originally built, according to county records.
1
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.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$875K
$833K low$917K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,474 (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.$880,650 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$275,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$605,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$847,449
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$880,650

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.58
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
56
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.
88
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.Single Family Residence
CountyCOLLIN
Lot (acres)The size of the land the home sits on, from county records.0.34
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 400 ft²

Transaction History(4)

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
Rucker Elementary SchoolA-
Elementary · Grades KG–5 · 1.5 mi
M
Rogers Middle SchoolA+
Middle · Grades 6–8 · 1.7 mi
H
Walnut Grove High School
High · Grades 9–12 · 1.8 mi

District: Prosper Independent School District

Neighborhood · ZIP 75078These 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.49
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
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.49,045
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,435 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$166,233
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$200,017
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.40 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

991 Caribou Dr 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 90% of homes in Collin County
  • Costs more per square foot than 92% of homes in Collin County
  • Bigger than 72% of homes in Collin County
  • Has a bigger lot than 87% of homes in Collin County
  • Older than 78% of homes in Prosper 75078

What homes are worth in Prosper 75078

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

This home
$364K$1.8M

This home is worth more than 69% of homes in Prosper 75078.

How it measures up in Prosper 75078

The dot is this home. The mark in the middle is the typical home in Prosper 75078.

Estimated value$874,900
CheaperTypical $750,456Pricier

Pricier than 69% of homes nearby

Price per ft²$279
CheaperTypical $224Pricier

Pricier than 86% of homes nearby

Living area3,133 ft²
SmallerTypical 3,423 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.34 ac
SmallerTypical 0.23 acBigger

Bigger than 83% of homes nearby

Year built2012
OlderTypical 2018Newer

Newer than 22% of homes nearby

How 991 Caribou Dr ranks against every home in each area.
MeasureThis homeProsper 75078Collin County
Estimated valuepricier than$874,90069% of homes90% of homes
Price per ft²pricier than$27986% of homes92% of homes
Living areabigger than3,133 ft²38% of homes72% of homes
Lot sizebigger than0.34 ac83% of homes87% of homes
Year builtnewer than201222% of homes65% of homes

About 991 Caribou Dr

How much is 991 Caribou Dr, Prosper, TX worth?

The TopHap Estimate for 991 Caribou Dr, Prosper, TX is $874,900 as of Oct 21, 2026. The likely range is $832,801 to $916,999. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 991 Caribou Dr, Prosper, TX last sell?

991 Caribou Dr, Prosper, TX last sold on Feb 2, 2018, according to the county's recorded deed.

How big is 991 Caribou Dr, Prosper, TX?

991 Caribou Dr, Prosper, TX has 3 bedrooms, 2.5 bathrooms, 3,133 square feet of living space and a 0.34-acre lot.

When was 991 Caribou Dr, Prosper, TX built?

991 Caribou Dr, Prosper, TX was built in 2012, making it 14 years old. The building has 1 story.

What schools serve 991 Caribou Dr, Prosper, TX?

991 Caribou Dr, Prosper, TX is assigned to Rucker Elementary School (elementary), rated A-; Rogers Middle School (middle), rated A+; Walnut Grove High School (high). All sit in Prosper Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 991 Caribou Dr, Prosper, TX compare to other homes in Prosper 75078?

Among the 19,944 homes in Prosper 75078, it is worth more than 69% of them ($874,900 against a typical $750,456), its price per square foot is higher than 86% of them ($279 against a typical $224), it is bigger than 38% of them (3,133 ft² against a typical 3,423 ft²), its lot is bigger than 83% of them (0.34 ac against a typical 0.23 ac) and it is newer than 22% of them (2012 against a typical 2018). Measured against all of Collin County, it is worth more than 90% 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 991 Caribou Dr, Prosper, TX?

The 2025 property tax bill for 991 Caribou Dr, Prosper, TX was $6,474. The county assessed it at $880,650.

More homes on Caribou Dr

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