Skip to content
Skip to content
TopHapOpen in map
Duplex (2 Units, Any Combination)Residential
Last sold for $347,871 on May 1, 2026

23 MASON ST

HAMMOND, IN 46320
6
Beds
2.5
Baths
2,336 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.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$347,871 · May 1, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,227 (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.$213,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$195,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$192,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$213,400

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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
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.1995
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.Frame (Unspecified)
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.None
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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 SchoolC
Middle · Grades 7–8 · 0.4 mi
H
Hammond Central High SchoolD
High · Grades 9–12 · 0.8 mi
E
Annie Burns-Hicks Elementary SchoolD-
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%

Owner Tools

Do you own this home?
Claim this home

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

23 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.

  • Bigger than 86% of homes in Hammond 46320
  • Has a smaller lot than 87% of homes in Lake County
  • Older than 98% of homes in Lake County

How it measures up in Hammond 46320

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

Living area2,336 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.1 ac
SmallerTypical 0.11 acBigger

Bigger than 47% of homes nearby

Year built1907
OlderTypical 1920Newer

Newer than 17% of homes nearby

How 23 Mason St ranks against every home in each area.
MeasureThis homeHammond 46320Lake County
Living areabigger than2,336 ft²86% of homes75% of homes
Lot sizebigger than0.1 ac47% of homes13% of homes
Year builtnewer than190717% of homes2% of homes

About 23 Mason St

When did 23 Mason St, Hammond, IN last sell?

23 Mason St, Hammond, IN last sold on May 1, 2026 for $347,871, according to the county's recorded deed.

How big is 23 Mason St, Hammond, IN?

23 Mason St, Hammond, IN has 6 bedrooms, 2.5 bathrooms, 2,336 square feet of living space and a 0.10-acre lot.

When was 23 Mason St, Hammond, IN built?

23 Mason St, Hammond, IN was built in 1907, making it 119 years old. It is a duplex single home. The building has 2 stories.

What schools serve 23 Mason St, Hammond, IN?

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

How does 23 Mason St, Hammond, IN compare to other homes in Hammond 46320?

Among the 3,520 homes in Hammond 46320, it is bigger than 86% of them (2,336 ft² against a typical 1,400 ft²), its lot is bigger than 47% of them (0.1 ac against a typical 0.11 ac) and it is newer than 17% of them (1907 against a typical 1920). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 23 Mason St, Hammond, IN?

The 2024 property tax bill for 23 Mason St, Hammond, IN was $2,227. The county assessed it at $213,400.

More homes on Mason St

Closest homes

More homes in Hammond 46320

Assigned schools

Explore the area

See this home in context

Open 23 Mason St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map