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Single Family ResidenceResidential
$35,909$47 / 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 73How 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 $1,500 on Mar 8, 2023

4020 DELPHOS AVE

DAYTON, OH 45402
2
Beds
1
Baths
768 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1927
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$36K
$26K low$46K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,500 · Mar 8, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$670 (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.$11,090 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,970
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$9,120
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$11,090
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$31,700

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.24 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.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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Bungalow
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.11
HeatingThe type of heating system in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Neighborhood / Spot
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 144 ft²

Transaction History(7)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

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

E
Westwood Elementary SchoolC-
Elementary · Grades PK–6 · 0.3 mi
H
Thurgood Marshall High SchoolD-
High · Grades 9–12 · 0.5 mi
M
Wogaman Middle SchoolD+
Middle · Grades 7–8 · 1.8 mi

District: Dayton City School District

Neighborhood · ZIP 45402These 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.183
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.216
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.22%
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.11,596
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,469 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$44,828
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,045
Average tempThe average temperature here across a full year.53°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.54%

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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

4020 Delphos Ave 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 least valuable homes in Montgomery County
  • Costs less per square foot than 95% of homes in Montgomery County
  • Smaller than 97% of homes in Montgomery County
  • Has a smaller lot than 85% of homes in Montgomery County
  • Older than 86% of homes in Montgomery County

What homes are worth in Dayton 45402

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

This home
$25K$420K

This home is worth more than 14% of homes in Dayton 45402.

How it measures up in Dayton 45402

The dot is this home. The mark in the middle is the typical home in Dayton 45402.

Estimated value$35,909
CheaperTypical $57,289Pricier

Pricier than 14% of homes nearby

Price per ft²$47
CheaperTypical $50Pricier

Pricier than 46% of homes nearby

Living area768 ft²
SmallerTypical 1,436 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.11 ac
SmallerTypical 0.12 acBigger

Bigger than 43% of homes nearby

Year built1927
OlderTypical 1925Newer

Newer than 58% of homes nearby

How 4020 Delphos Ave ranks against every home in each area.
MeasureThis homeWestwoodDayton 45402Montgomery County
Estimated valuepricier than$35,90912% of homes14% of homesalmost no homes
Price per ft²pricier than$4741% of homes46% of homes5% of homes
Living areabigger than768 ft²11% of homes4% of homes3% of homes
Lot sizebigger than0.11 ac36% of homes43% of homes15% of homes
Year builtnewer than192738% of homes58% of homes14% of homes

About 4020 Delphos Ave

How much is 4020 Delphos Ave, Dayton, OH worth?

The TopHap Estimate for 4020 Delphos Ave, Dayton, OH is $35,909 as of Sep 24, 2026. The likely range is $26,236 to $45,582. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4020 Delphos Ave, Dayton, OH last sell?

4020 Delphos Ave, Dayton, OH last sold on Mar 8, 2023 for $1,500, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 4020 Delphos Ave, Dayton, OH?

4020 Delphos Ave, Dayton, OH has 2 bedrooms, 1 bathrooms, 768 square feet of living space and a 0.11-acre lot.

When was 4020 Delphos Ave, Dayton, OH built?

4020 Delphos Ave, Dayton, OH was built in 1927, making it 99 years old. It is a bungalow home. The building has 1 story.

What schools serve 4020 Delphos Ave, Dayton, OH?

4020 Delphos Ave, Dayton, OH is assigned to Westwood Elementary School (elementary), rated C-; Thurgood Marshall High School (high), rated D-; Wogaman Middle School (middle), rated D+. All sit in Dayton City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4020 Delphos Ave, Dayton, OH compare to other homes in Dayton 45402?

Among the 3,971 homes in Dayton 45402, it is worth more than 14% of them ($35,909 against a typical $57,289), its price per square foot is higher than 46% of them ($47 against a typical $50), it is bigger than 4% of them (768 ft² against a typical 1,436 ft²), its lot is bigger than 43% of them (0.11 ac against a typical 0.12 ac) and it is newer than 58% of them (1927 against a typical 1925). Measured against all of Montgomery County, it is worth more than almost no 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 4020 Delphos Ave, Dayton, OH?

The 2025 property tax bill for 4020 Delphos Ave, Dayton, OH was $670. The county assessed it at $11,090.

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