Skip to content
Skip to content
TopHapOpen in map
Residential (General/Single)Residential
$1,028,573$293 / 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
Last sold for $570,000 on Dec 14, 2022

OPEN SPACE

WESTMINSTER, MD 21157
2
Baths
3,510 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.
34.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1M
$969K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$570,000 · Dec 14, 2022

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.43
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
10
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
76
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
85
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
43
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.Residential (General/Single)
CountyCarroll
Lot (acres)The size of the land the home sits on, from county records.34.42
HeatingThe type of heating system in the home.Radiant
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(10)

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
Winters Mill High SchoolA-
High · Grades 9–12 · 1.1 mi
E
Cranberry Station Elementary SchoolB+
Elementary · Grades PK–5 · 1.3 mi
M
Westminster East Middle SchoolC+
Middle · Grades 6–8 · 1.6 mi

District: Carroll County Public Schools

Neighborhood · ZIP 21157These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.41,419
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.542 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,034
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,439
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

Open Space 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 Westminster 21157
  • Costs more per square foot than 69% of homes in Westminster 21157
  • Bigger than 95% of homes in Westminster 21157
  • Among the largest lots in Westminster 21157
  • Older than 94% of homes in Carroll County

What homes are worth in Westminster 21157

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

This home
$212K$941K

This home is worth more than almost all homes in Westminster 21157.

How it measures up in Westminster 21157

The dot is this home. The mark in the middle is the typical home in Westminster 21157.

Estimated value$1,028,573
CheaperTypical $457,184Pricier

Pricier than almost all homes nearby

Price per ft²$293
CheaperTypical $265Pricier

Pricier than 69% of homes nearby

Living area3,510 ft²
SmallerTypical 1,728 ft²Bigger

Bigger than 95% of homes nearby

Lot size34.42 ac
SmallerTypical 0.61 acBigger

Bigger than almost all homes nearby

Year built1900
OlderTypical 1979Newer

Newer than 7% of homes nearby

How Open Space ranks against every home in each area.
MeasureThis homeWestminster 21157Carroll County
Estimated valuepricier than$1,028,573almost all homes98% of homes
Price per ft²pricier than$29369% of homes65% of homes
Living areabigger than3,510 ft²95% of homes94% of homes
Lot sizebigger than34.42 acalmost all homes98% of homes
Year builtnewer than19007% of homes6% of homes

About Open Space

How much is Open Space, Westminster, MD worth?

The TopHap Estimate for Open Space, Westminster, MD is $1,028,573 as of Jul 14, 2026. The likely range is $968,605 to $1,088,541. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Open Space, Westminster, MD last sell?

Open Space, Westminster, MD last sold on Dec 14, 2022 for $570,000, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is Open Space, Westminster, MD?

Open Space, Westminster, MD has 2 bathrooms, 3,510 square feet of living space and a 34.42-acre lot.

When was Open Space, Westminster, MD built?

Open Space, Westminster, MD was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve Open Space, Westminster, MD?

Open Space, Westminster, MD is assigned to Winters Mill High School (high), rated A-; Cranberry Station Elementary School (elementary), rated B+; Westminster East Middle School (middle), rated C+. All sit in Carroll County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Open Space, Westminster, MD compare to other homes in Westminster 21157?

Among the 12,551 homes in Westminster 21157, it is worth more than almost all of them ($1,028,573 against a typical $457,184), its price per square foot is higher than 69% of them ($293 against a typical $265), it is bigger than 95% of them (3,510 ft² against a typical 1,728 ft²), its lot is bigger than almost all of them (34.42 ac against a typical 0.61 ac) and it is newer than 7% of them (1900 against a typical 1979). Measured against all of Carroll County, it is worth more than 98% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Open Space

Closest homes

More homes in Westminster 21157

Assigned schools

Explore the area

See this home in context

Open Open Space 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