Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$816,728$338 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $478,000 on Dec 17, 2012

800 RIVER RD

SYKESVILLE, MD 21784
2.5
Baths
2,417 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.
5.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
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

$817K
$784K low$850K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$478,000 · Dec 17, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,973 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$683,733 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$659,667
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$707,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHOWARD
Lot (acres)The size of the land the home sits on, from county records.5.21
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
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.Patio · 108 ft²Porch · 336 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.

H
Marriotts Ridge High SchoolA
High · Grades 9–12 · 2.1 mi
M
Mount View Middle SchoolA+
Middle · Grades 6–8 · 2.1 mi
E
West Friendship Elementary SchoolA+
Elementary · Grades KG–5 · 3.3 mi

District: Howard County Public Schools

Neighborhood · ZIP 21784These 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.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.38

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.39,959
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.671 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,335
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,997
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

Owner Tools

Do you own this home?
Claim this home

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

800 River Rd 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 87% of homes in Sykesville 21784
  • Costs more per square foot than 72% of homes in Sykesville 21784
  • Bigger than 74% of homes in Sykesville 21784
  • Has a bigger lot than 97% of homes in Sykesville 21784
  • Older than 73% of homes in Howard County

What homes are worth in Sykesville 21784

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

This home
$266K$1.2M

This home is worth more than 87% of homes in Sykesville 21784.

How it measures up in Sykesville 21784

The dot is this home. The mark in the middle is the typical home in Sykesville 21784.

Estimated value$816,728
CheaperTypical $549,047Pricier

Pricier than 87% of homes nearby

Price per ft²$338
CheaperTypical $305Pricier

Pricier than 72% of homes nearby

Living area2,417 ft²
SmallerTypical 1,892 ft²Bigger

Bigger than 74% of homes nearby

Lot size5.21 ac
SmallerTypical 0.48 acBigger

Bigger than 97% of homes nearby

Year built1978
OlderTypical 1986Newer

Newer than 36% of homes nearby

How 800 River Rd ranks against every home in each area.
MeasureThis homeSykesville 21784Howard County
Estimated valuepricier than$816,72887% of homes72% of homes
Price per ft²pricier than$33872% of homes71% of homes
Living areabigger than2,417 ft²74% of homes65% of homes
Lot sizebigger than5.21 ac97% of homes95% of homes
Year builtnewer than197836% of homes27% of homes

About 800 River Rd

How much is 800 River Rd, Sykesville, MD worth?

The TopHap Estimate for 800 River Rd, Sykesville, MD is $816,728 as of Sep 24, 2026. The likely range is $783,665 to $849,791. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 800 River Rd, Sykesville, MD last sell?

800 River Rd, Sykesville, MD last sold on Dec 17, 2012 for $478,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 800 River Rd, Sykesville, MD?

800 River Rd, Sykesville, MD has 2.5 bathrooms, 2,417 square feet of living space and a 5.21-acre lot.

When was 800 River Rd, Sykesville, MD built?

800 River Rd, Sykesville, MD was built in 1978, making it 48 years old. The building has 1 story.

What schools serve 800 River Rd, Sykesville, MD?

800 River Rd, Sykesville, MD is assigned to Marriotts Ridge High School (high), rated A; Mount View Middle School (middle), rated A+; West Friendship Elementary School (elementary), rated A+. All sit in Howard County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 800 River Rd, Sykesville, MD compare to other homes in Sykesville 21784?

Among the 13,561 homes in Sykesville 21784, it is worth more than 87% of them ($816,728 against a typical $549,047), its price per square foot is higher than 72% of them ($338 against a typical $305), it is bigger than 74% of them (2,417 ft² against a typical 1,892 ft²), its lot is bigger than 97% of them (5.21 ac against a typical 0.48 ac) and it is newer than 36% of them (1978 against a typical 1986). Measured against all of Howard County, it is worth more than 72% 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 800 River Rd, Sykesville, MD?

The 2026 property tax bill for 800 River Rd, Sykesville, MD was $9,973. The county assessed it at $683,733.

More homes on River Rd

Closest homes

More homes in Sykesville 21784

Assigned schools

Explore the area

See this home in context

Open 800 River Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map