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Rural ResidenceResidential
$2,164,381$870 / 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 55How 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

3845 S FANNIN AVE

DENISON, TX 75021
0
Baths
2,488 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.
22.96 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.2M
$1.2M low$3.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,003 (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.$328,767 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$22,297
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$306,470
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$333,890
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$804,794

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.150 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.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.Rural Residence
CountyGrayson
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.2006
Lot (acres)The size of the land the home sits on, from county records.22.96
HeatingThe type of heating system in the home.None
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 · 509 ft²

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.

M
Scott Middle SchoolC
Middle · Grades 7–8 · 1.5 mi
E
Lamar Elementary SchoolB
Elementary · Grades PK–4 · 2.3 mi
H
Denison High SchoolC+
High · Grades 9–12 · 5.3 mi

District: Denison Independent School District

Neighborhood · ZIP 75021These 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.137
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.10,482
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.170 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,250
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,407
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

3845 S Fannin Ave 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.

  • Among the most valuable homes in Denison 75021
  • Among the highest price per square foot in Denison 75021
  • Bigger than 90% of homes in Denison 75021
  • Has a bigger lot than 97% of homes in Denison 75021
  • Newer than 68% of homes in Denison 75021

What homes are worth in Denison 75021

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

This home
$77K$816K

This home is worth more than almost all homes in Denison 75021.

How it measures up in Denison 75021

The dot is this home. The mark in the middle is the typical home in Denison 75021.

Estimated value$2,164,381
CheaperTypical $230,165Pricier

Pricier than almost all homes nearby

Price per ft²$870
CheaperTypical $166Pricier

Pricier than almost all homes nearby

Living area2,488 ft²
SmallerTypical 1,433 ft²Bigger

Bigger than 90% of homes nearby

Lot size22.96 ac
SmallerTypical 1 acBigger

Bigger than 97% of homes nearby

Year built1996
OlderTypical 1979Newer

Newer than 68% of homes nearby

How 3845 S Fannin Ave ranks against every home in each area.
MeasureThis homeDenison 75021Grayson County
Estimated valuepricier than$2,164,381almost all homesalmost all homes
Price per ft²pricier than$870almost all homesalmost all homes
Living areabigger than2,488 ft²90% of homes83% of homes
Lot sizebigger than22.96 ac97% of homes96% of homes
Year builtnewer than199668% of homes58% of homes

About 3845 S Fannin Ave

How much is 3845 S Fannin Ave, Denison, TX worth?

The TopHap Estimate for 3845 S Fannin Ave, Denison, TX is $2,164,381 as of Aug 30, 2026. The likely range is $1,185,865 to $3,142,897. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3845 S Fannin Ave, Denison, TX last sell?

3845 S Fannin Ave, Denison, TX last sold on Apr 26, 1995, according to the county's recorded deed.

How big is 3845 S Fannin Ave, Denison, TX?

3845 S Fannin Ave, Denison, TX has 2,488 square feet of living space and a 22.96-acre lot.

When was 3845 S Fannin Ave, Denison, TX built?

3845 S Fannin Ave, Denison, TX was built in 1996, making it 30 years old.

What schools serve 3845 S Fannin Ave, Denison, TX?

3845 S Fannin Ave, Denison, TX is assigned to Scott Middle School (middle), rated C; Lamar Elementary School (elementary), rated B; Denison High School (high), rated C+. All sit in Denison Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3845 S Fannin Ave, Denison, TX compare to other homes in Denison 75021?

Among the 4,329 homes in Denison 75021, it is worth more than almost all of them ($2,164,381 against a typical $230,165), its price per square foot is higher than almost all of them ($870 against a typical $166), it is bigger than 90% of them (2,488 ft² against a typical 1,433 ft²), its lot is bigger than 97% of them (22.96 ac against a typical 1 ac) and it is newer than 68% of them (1996 against a typical 1979). Measured against all of Grayson County, it is worth more than almost all 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 3845 S Fannin Ave, Denison, TX?

The 2024 property tax bill for 3845 S Fannin Ave, Denison, TX was $1,003. The county assessed it at $328,767.

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