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Single Family ResidenceResidential
$273,151$206 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $150,000 on Jun 10, 2004

421 W SIBLEY ST

HOWELL, MI 48843
3
Beds
1
Baths
1,325 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.
0.2 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.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$273K
$259K low$288K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$150,000 · Jun 10, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,498 (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.$116,100 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$111,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$232,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLIVINGSTON
Lot (acres)The size of the land the home sits on, from county records.0.20
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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 · 50 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.

E
Southwest Elementary SchoolB+
Elementary · Grades KG–5 · 0.3 mi
H
Howell High SchoolB+
High · Grades 9–12 · 0.8 mi
M
Parker Middle SchoolB
Middle · Grades 6–8 · 2.9 mi

District: Howell Public Schools

Neighborhood · ZIP 48843These 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.85
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 100.23

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.48,284
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.523 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,199
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,590
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.32 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.53%

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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

421 W Sibley 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 82% of homes in Howell 48843
  • Smaller than 81% of homes in Howell 48843
  • Has a smaller lot than 83% of homes in Livingston County
  • Older than 98% of homes in Livingston County

What homes are worth in Howell 48843

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

This home
$125K$775K

This home is worth more than 18% of homes in Howell 48843.

How it measures up in Howell 48843

The dot is this home. The mark in the middle is the typical home in Howell 48843.

Estimated value$273,151
CheaperTypical $372,707Pricier

Pricier than 18% of homes nearby

Price per ft²$206
CheaperTypical $212Pricier

Pricier than 45% of homes nearby

Living area1,325 ft²
SmallerTypical 1,772 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.2 ac
SmallerTypical 0.47 acBigger

Bigger than 25% of homes nearby

Year built1900
OlderTypical 1997Newer

Newer than 4% of homes nearby

How 421 W Sibley St ranks against every home in each area.
MeasureThis homeHowell 48843Livingston County
Estimated valuepricier than$273,15118% of homes20% of homes
Price per ft²pricier than$20645% of homes42% of homes
Living areabigger than1,325 ft²19% of homes20% of homes
Lot sizebigger than0.2 ac25% of homes17% of homes
Year builtnewer than19004% of homes2% of homes

About 421 W Sibley St

How much is 421 W Sibley St, Howell, MI worth?

The TopHap Estimate for 421 W Sibley St, Howell, MI is $273,151 as of Aug 30, 2026. The likely range is $258,766 to $287,536. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 W Sibley St, Howell, MI last sell?

421 W Sibley St, Howell, MI last sold on Jun 10, 2004 for $150,000, according to the county's recorded deed.

How big is 421 W Sibley St, Howell, MI?

421 W Sibley St, Howell, MI has 3 bedrooms, 1 bathrooms, 1,325 square feet of living space and a 0.20-acre lot.

When was 421 W Sibley St, Howell, MI built?

421 W Sibley St, Howell, MI was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 421 W Sibley St, Howell, MI?

421 W Sibley St, Howell, MI is assigned to Southwest Elementary School (elementary), rated B+; Howell High School (high), rated B+; Parker Middle School (middle), rated B. All sit in Howell Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 W Sibley St, Howell, MI compare to other homes in Howell 48843?

Among the 16,871 homes in Howell 48843, it is worth more than 18% of them ($273,151 against a typical $372,707), its price per square foot is higher than 45% of them ($206 against a typical $212), it is bigger than 19% of them (1,325 ft² against a typical 1,772 ft²), its lot is bigger than 25% of them (0.2 ac against a typical 0.47 ac) and it is newer than 4% of them (1900 against a typical 1997). Measured against all of Livingston County, it is worth more than 20% 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 421 W Sibley St, Howell, MI?

The 2025 property tax bill for 421 W Sibley St, Howell, MI was $2,498. The county assessed it at $116,100.

More homes on W Sibley St

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