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Single Family ResidenceResidential
$20,987$34 / 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 82How 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 $2,500 on Sep 8, 2022

421 W 12TH ST

FLINT, MI 48503
2
Beds
1
Baths
610 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.
4,051 ft²
Lot SizeThe size of the land the home sits on, from county records.
1929
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$21K
$17K low$25K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,500 · Sep 8, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$978 (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.$11,500 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$13,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$23,000

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.35
66
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
0
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
53
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
55
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
2
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.53 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyGENESEE
Lot (acres)The size of the land the home sits on, from county records.0.09
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.Patio · 360 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
Southwestern Classical AcademyF
High · Grades 9–12 · 0.8 mi
E
Neithercut Elementary SchoolD
Elementary · Grades KG–6 · 1.6 mi
M
Holmes STEM Middle School AcademyF
Middle · Grades 6–8 · 5.3 mi

District: Flint City School District

Neighborhood · ZIP 48503These 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.155
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.25%
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.21,281
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,470 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$44,289
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$59,151
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.31 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

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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 12th 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 97% of homes in Genesee County
  • Costs less per square foot than 90% of homes in Genesee County
  • Among the smallest homes in Flint 48503
  • Has a smaller lot than 94% of homes in Genesee County
  • Older than 87% of homes in Genesee County

What homes are worth in Flint 48503

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

This home
$17K$249K

This home is worth more than 5% of homes in Flint 48503.

How it measures up in Flint 48503

The dot is this home. The mark in the middle is the typical home in Flint 48503.

Estimated value$20,987
CheaperTypical $63,383Pricier

Pricier than 5% of homes nearby

Price per ft²$34
CheaperTypical $56Pricier

Pricier than 23% of homes nearby

Living area610 ft²
SmallerTypical 1,176 ft²Bigger

Smaller than almost all homes nearby

Lot size4,051 ft²
SmallerTypical 0.13 acBigger

Bigger than 14% of homes nearby

Year built1929
OlderTypical 1940Newer

Newer than 42% of homes nearby

How 421 W 12th St ranks against every home in each area.
MeasureThis homeSouthsideFlint 48503Genesee County
Estimated valuepricier than$20,9877% of homes5% of homes3% of homes
Price per ft²pricier than$3422% of homes23% of homes10% of homes
Living areabigger than610 ft²4% of homesalmost no homesalmost no homes
Lot sizebigger than4,051 ft²21% of homes14% of homes6% of homes
Year builtnewer than192938% of homes42% of homes13% of homes

About 421 W 12th St

How much is 421 W 12th St, Flint, MI worth?

The TopHap Estimate for 421 W 12th St, Flint, MI is $20,987 as of Sep 24, 2026. The likely range is $17,121 to $24,853. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 W 12th St, Flint, MI last sell?

421 W 12th St, Flint, MI last sold on Sep 8, 2022 for $2,500, according to the county's recorded deed.

How big is 421 W 12th St, Flint, MI?

421 W 12th St, Flint, MI has 2 bedrooms, 1 bathrooms, 610 square feet of living space and a 0.09-acre lot.

When was 421 W 12th St, Flint, MI built?

421 W 12th St, Flint, MI was built in 1929, making it 97 years old. The building has 1 story.

What schools serve 421 W 12th St, Flint, MI?

421 W 12th St, Flint, MI is assigned to Southwestern Classical Academy (high), rated F; Neithercut Elementary School (elementary), rated D; Holmes STEM Middle School Academy (middle), rated F. All sit in Flint City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 W 12th St, Flint, MI compare to other homes in Flint 48503?

Among the 8,705 homes in Flint 48503, it is worth more than 5% of them ($20,987 against a typical $63,383), its price per square foot is higher than 23% of them ($34 against a typical $56), it is bigger than almost none of them (610 ft² against a typical 1,176 ft²), its lot is bigger than 14% of them (4,051 ft² against a typical 0.13 ac) and it is newer than 42% of them (1929 against a typical 1940). Measured against all of Genesee County, it is worth more than 3% 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 12th St, Flint, MI?

The 2025 property tax bill for 421 W 12th St, Flint, MI was $978. The county assessed it at $11,500.

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