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TownhouseResidential
$252,672$244 / 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 83How 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 $187,000 on Aug 10, 2001

451 GRINDALL ST

BALTIMORE, MD 21230
2 / 1
Baths
1,034 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.
785 ft²
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$253K
$210K low$295K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$187,000 · Aug 10, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,355 (2023)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$231,100 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$229,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$233,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyBaltimore City
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Forced Air
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 130 ft²

Transaction History(1)

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
Digital Harbor High SchoolF
High · Grades 9–12 · 0.1 mi
E
Federal Hill Preparatory SchoolB-
Elementary · Grades PK–5 · 0.2 mi
M
The Crossroads SchoolC
Middle · Grades 6–8 · 0.6 mi

District: Baltimore City Public Schools

Neighborhood · ZIP 21230These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.33,992
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,314 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,581
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,766
Average tempThe average temperature here across a full year.56°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%

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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

451 Grindall 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 70% of homes in Federal Hill
  • Costs more per square foot than 86% of homes in Baltimore city County
  • Smaller than 77% of homes in Baltimore city County
  • Has a smaller lot than 94% of homes in Baltimore city County
  • Older than 97% of homes in Baltimore city County

What homes are worth in Baltimore 21230

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

This home
$69K$749K

This home is worth more than 48% of homes in Baltimore 21230.

How it measures up in Baltimore 21230

The dot is this home. The mark in the middle is the typical home in Baltimore 21230.

Estimated value$252,672
CheaperTypical $259,092Pricier

Pricier than 48% of homes nearby

Price per ft²$244
CheaperTypical $205Pricier

Pricier than 70% of homes nearby

Living area1,034 ft²
SmallerTypical 1,210 ft²Bigger

Bigger than 32% of homes nearby

Lot size785 ft²
SmallerTypical 1,120 ft²Bigger

Bigger than 15% of homes nearby

Year built1880
OlderTypical 1900Newer

Newer than 17% of homes nearby

How 451 Grindall St ranks against every home in each area.
MeasureThis homeFederal HillBaltimore 21230Baltimore city County
Estimated valuepricier than$252,67230% of homes48% of homes69% of homes
Price per ft²pricier than$24467% of homes70% of homes86% of homes
Living areabigger than1,034 ft²26% of homes32% of homes23% of homes
Lot sizebigger than785 ft²27% of homes15% of homes6% of homes
Year builtnewer than188033% of homes17% of homes3% of homes

About 451 Grindall St

How much is 451 Grindall St, Baltimore, MD worth?

The TopHap Estimate for 451 Grindall St, Baltimore, MD is $252,672 as of Sep 24, 2026. The likely range is $210,298 to $295,046. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 451 Grindall St, Baltimore, MD last sell?

451 Grindall St, Baltimore, MD last sold on Aug 10, 2001 for $187,000, according to the county's recorded deed.

How big is 451 Grindall St, Baltimore, MD?

451 Grindall St, Baltimore, MD has 2 bathrooms and 1,034 square feet of living space.

When was 451 Grindall St, Baltimore, MD built?

451 Grindall St, Baltimore, MD was built in 1880, making it 146 years old. It is a townhouse home. The building has 2 stories.

What schools serve 451 Grindall St, Baltimore, MD?

451 Grindall St, Baltimore, MD is assigned to Digital Harbor High School (high), rated F; Federal Hill Preparatory School (elementary), rated B-; The Crossroads School (middle), rated C. All sit in Baltimore City Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 451 Grindall St, Baltimore, MD compare to other homes in Baltimore 21230?

Among the 14,811 homes in Baltimore 21230, it is worth more than 48% of them ($252,672 against a typical $259,092), its price per square foot is higher than 70% of them ($244 against a typical $205), it is bigger than 32% of them (1,034 ft² against a typical 1,210 ft²), its lot is bigger than 15% of them (785 ft² against a typical 1,120 ft²) and it is newer than 17% of them (1880 against a typical 1900). Measured against all of Baltimore city County, it is worth more than 69% 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 451 Grindall St, Baltimore, MD?

The 2023 property tax bill for 451 Grindall St, Baltimore, MD was $5,355. The county assessed it at $231,100.

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