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Duplex (2 Units, Any Combination)Residential

4121 HARTFORD ST

SAINT LOUIS, MO 63116
1
Baths
2,150 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1907
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,499 (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.$30,180 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,280
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$27,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$24,780
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$130,421

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Traditional/Old
CountySAINT LOUIS CITY
Lot (acres)The size of the land the home sits on, from county records.0.10
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Mann Elementary SchoolB
Elementary · Grades EE–5 · 0.1 mi
H
Roosevelt High SchoolF
High · Grades 9–12 · 1.1 mi
M
Long Middle SchoolD+
Middle · Grades 6–8 · 1.7 mi

District: St. Louis City School District

Neighborhood · ZIP 63116These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.149

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.90%
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.16%
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.38,752
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,709 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,509
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,670
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.40 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

4121 Hartford 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.

  • Bigger than 70% of homes in Saint Louis 63116
  • Older than 89% of homes in Saint Louis 63116

How it measures up in Saint Louis 63116

The dot is this home. The mark in the middle is the typical home in Saint Louis 63116.

Living area2,150 ft²
SmallerTypical 1,880 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.1 ac
SmallerTypical 4,225 ft²Bigger

Bigger than 58% of homes nearby

Year built1907
OlderTypical 1925Newer

Newer than 11% of homes nearby

How 4121 Hartford St ranks against every home in each area.
MeasureThis homeTower Grove SouthSaint Louis 63116Saint Louis City County
Living areabigger than2,150 ft²61% of homes70% of homes61% of homes
Lot sizebigger than0.1 ac64% of homes58% of homes54% of homes
Year builtnewer than190725% of homes11% of homes28% of homes

About 4121 Hartford St

When did 4121 Hartford St, Saint Louis, MO last sell?

4121 Hartford St, Saint Louis, MO last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4121 Hartford St, Saint Louis, MO?

4121 Hartford St, Saint Louis, MO has 1 bathrooms, 2,150 square feet of living space and a 0.10-acre lot.

When was 4121 Hartford St, Saint Louis, MO built?

4121 Hartford St, Saint Louis, MO was built in 1907, making it 119 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 4121 Hartford St, Saint Louis, MO?

4121 Hartford St, Saint Louis, MO is assigned to Mann Elementary School (elementary), rated B; Roosevelt High School (high), rated F; Long Middle School (middle), rated D+. All sit in St. Louis City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4121 Hartford St, Saint Louis, MO compare to other homes in Saint Louis 63116?

Among the 15,106 homes in Saint Louis 63116, it is bigger than 70% of them (2,150 ft² against a typical 1,880 ft²), its lot is bigger than 58% of them (0.1 ac against a typical 4,225 ft²) and it is newer than 11% of them (1907 against a typical 1925). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4121 Hartford St, Saint Louis, MO?

The 2025 property tax bill for 4121 Hartford St, Saint Louis, MO was $2,499. The county assessed it at $30,180.

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