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Single Family ResidenceResidential
$128,126$97 / 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 86How 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

20 MASON ST

HAMMOND, IN 46320
3
Beds
1
Baths
1,318 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1916
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$128K
$110K low$147K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,644 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$169,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$147,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$150,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$169,100

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.6 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
CountyLake
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1975
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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.Garage, Detached

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.

M
Henry W. Eggers Middle SchoolD-
Middle · Grades 7–8 · 0.4 mi
H
Hammond Central High School
High · Grades 9–12 · 0.8 mi
E
Annie Burns-Hicks Elementary SchoolF
Elementary · Grades PK–6 · 1.2 mi

District: Hammond School City

Neighborhood · ZIP 46320These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.10%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.29%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.16,932
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,767 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$41,669
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$53,439
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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

20 Mason 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 81% of homes in Lake County
  • Costs less per square foot than 78% of homes in Lake County
  • Smaller than 72% of homes in Lake County
  • Has a smaller lot than 74% of homes in Lake County
  • Older than 96% of homes in Lake County

What homes are worth in Hammond 46320

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

This home
$54K$296K

This home is worth more than 64% of homes in Hammond 46320.

How it measures up in Hammond 46320

The dot is this home. The mark in the middle is the typical home in Hammond 46320.

Estimated value$128,126
CheaperTypical $112,793Pricier

Pricier than 64% of homes nearby

Price per ft²$97
CheaperTypical $89Pricier

Pricier than 57% of homes nearby

Living area1,318 ft²
SmallerTypical 1,403 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.14 ac
SmallerTypical 0.11 acBigger

Bigger than 72% of homes nearby

Year built1916
OlderTypical 1920Newer

Newer than 37% of homes nearby

How 20 Mason St ranks against every home in each area.
MeasureThis homeHammond 46320Lake County
Estimated valuepricier than$128,12664% of homes19% of homes
Price per ft²pricier than$9757% of homes22% of homes
Living areabigger than1,318 ft²45% of homes28% of homes
Lot sizebigger than0.14 ac72% of homes26% of homes
Year builtnewer than191637% of homes4% of homes

About 20 Mason St

How much is 20 Mason St, Hammond, IN worth?

The TopHap Estimate for 20 Mason St, Hammond, IN is $128,126 as of Sep 24, 2026. The likely range is $109,568 to $146,684. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 20 Mason St, Hammond, IN?

20 Mason St, Hammond, IN has 3 bedrooms, 1 bathrooms, 1,318 square feet of living space and a 0.14-acre lot.

When was 20 Mason St, Hammond, IN built?

20 Mason St, Hammond, IN was built in 1916, making it 110 years old. The building has 1 story.

What schools serve 20 Mason St, Hammond, IN?

20 Mason St, Hammond, IN is assigned to Henry W. Eggers Middle School (middle), rated D-; Hammond Central High School (high); Annie Burns-Hicks Elementary School (elementary), rated F. All sit in Hammond School City. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Mason St, Hammond, IN compare to other homes in Hammond 46320?

Among the 3,516 homes in Hammond 46320, it is worth more than 64% of them ($128,126 against a typical $112,793), its price per square foot is higher than 57% of them ($97 against a typical $89), it is bigger than 45% of them (1,318 ft² against a typical 1,403 ft²), its lot is bigger than 72% of them (0.14 ac against a typical 0.11 ac) and it is newer than 37% of them (1916 against a typical 1920). Measured against all of Lake County, it is worth more than 19% 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 20 Mason St, Hammond, IN?

The 2024 property tax bill for 20 Mason St, Hammond, IN was $1,644. The county assessed it at $169,100.

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