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Single Family ResidenceResidential
$244,502$165 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

3821 MARILYN ST

ROSENBERG, TX 77471
3
Beds
2
Baths
1,484 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$245K
$230K low$259K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$80,002
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$64,002
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.67%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$164,500
ROYAL UNITED MORTGAGE LLC · recorded Feb 29, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,455 (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.$238,383 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$208,483
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$238,383
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$238,383

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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.2 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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyFort Bend
Lot (acres)The size of the land the home sits on, from county records.0.18
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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 · 259 ft²

Transaction History(3)

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
George Junior High SchoolD+
Middle · Grades 7–8 · 0.5 mi
H
Terry High SchoolC+
High · Grades 9–12 · 0.9 mi
E
Travis Elementary SchoolD+
Elementary · Grades KG–5 · 0.9 mi

District: Lamar Consolidated Independent School District

Neighborhood · ZIP 77471These 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.144
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
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.1.4%
PopulationHow many people live in this area.51,318
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.567 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,327
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,328
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3821 Marilyn 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 less than 89% of homes in Fort Bend County
  • Costs more per square foot than 76% of homes in Rosenberg 77471
  • Smaller than 89% of homes in Fort Bend County
  • Older than 89% of homes in Fort Bend County

What homes are worth in Rosenberg 77471

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

This home
$123K$633K

This home is worth more than 34% of homes in Rosenberg 77471.

How it measures up in Rosenberg 77471

The dot is this home. The mark in the middle is the typical home in Rosenberg 77471.

Estimated value$244,502
CheaperTypical $278,416Pricier

Pricier than 34% of homes nearby

Price per ft²$165
CheaperTypical $146Pricier

Pricier than 76% of homes nearby

Living area1,484 ft²
SmallerTypical 1,796 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.18 ac
SmallerTypical 0.18 acBigger

Bigger than 48% of homes nearby

Year built1979
OlderTypical 1998Newer

Newer than 35% of homes nearby

How 3821 Marilyn St ranks against every home in each area.
MeasureThis homeRosenberg 77471Fort Bend County
Estimated valuepricier than$244,50234% of homes11% of homes
Price per ft²pricier than$16576% of homes51% of homes
Living areabigger than1,484 ft²34% of homes11% of homes
Lot sizebigger than0.18 ac48% of homes47% of homes
Year builtnewer than197935% of homes11% of homes

About 3821 Marilyn St

How much is 3821 Marilyn St, Rosenberg, TX worth?

The TopHap Estimate for 3821 Marilyn St, Rosenberg, TX is $244,502 as of Jul 14, 2026. The likely range is $229,961 to $259,043. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3821 Marilyn St, Rosenberg, TX last sell?

3821 Marilyn St, Rosenberg, TX last sold on Jan 16, 2001, according to the county's recorded deed.

How big is 3821 Marilyn St, Rosenberg, TX?

3821 Marilyn St, Rosenberg, TX has 3 bedrooms, 2 bathrooms, 1,484 square feet of living space and a 0.18-acre lot.

When was 3821 Marilyn St, Rosenberg, TX built?

3821 Marilyn St, Rosenberg, TX was built in 1979, making it 47 years old. It is a conventional home. The building has 1 story.

What schools serve 3821 Marilyn St, Rosenberg, TX?

3821 Marilyn St, Rosenberg, TX is assigned to George Junior High School (middle), rated D+; Terry High School (high), rated C+; Travis Elementary School (elementary), rated D+. All sit in Lamar Consolidated Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3821 Marilyn St, Rosenberg, TX compare to other homes in Rosenberg 77471?

Among the 14,553 homes in Rosenberg 77471, it is worth more than 34% of them ($244,502 against a typical $278,416), its price per square foot is higher than 76% of them ($165 against a typical $146), it is bigger than 34% of them (1,484 ft² against a typical 1,796 ft²), its lot is bigger than 48% of them (0.18 ac against a typical 0.18 ac) and it is newer than 35% of them (1979 against a typical 1998). Measured against all of Fort Bend County, it is worth more than 11% 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 3821 Marilyn St, Rosenberg, TX?

The 2025 property tax bill for 3821 Marilyn St, Rosenberg, TX was $4,455. The county assessed it at $238,383.

Closest homes

More homes in Rosenberg 77471

Assigned schools

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