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Single Family ResidenceResidential
$144,948$73 / 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 90How 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 $135,000 on Jan 13, 2023

171 S UNION ST

GARY, IN 46403
3
Beds
1
Baths
1,985 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
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.

Valuation

$145K
$131K low$159K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,000 · Jan 13, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,663 (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.$110,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$91,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$103,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$110,700

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
Lot (acres)The size of the land the home sits on, from county records.1.00
ConstructionThe main material the home's frame and walls are built from.Concrete Blocks
HeatingThe type of heating system in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes

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
Gary Middle School for the Visual and Preforming ArtsF
Middle · Grades 6–8 · 0.8 mi
E
Banneker at Marquette Elementary SchoolF
Elementary · Grades KG–5 · 1.7 mi
H
West Side Leadership Academy
High · Grades 9–12 · 9.2 mi

District: Gary Community School Corporation

Neighborhood · ZIP 46403These 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.157
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.31

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.83%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.26%
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.11,913
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,008 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$50,652
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$67,512
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

171 S Union 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 78% of homes in Lake County
  • Costs less per square foot than 86% of homes in Lake County
  • Bigger than 75% of homes in Gary 46403
  • Among the largest lots in Gary 46403
  • Older than 77% of homes in Gary 46403

What homes are worth in Gary 46403

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

This home
$45K$724K

This home is worth more than 45% of homes in Gary 46403.

How it measures up in Gary 46403

The dot is this home. The mark in the middle is the typical home in Gary 46403.

Estimated value$144,948
CheaperTypical $168,004Pricier

Pricier than 45% of homes nearby

Price per ft²$73
CheaperTypical $113Pricier

Pricier than 24% of homes nearby

Living area1,985 ft²
SmallerTypical 1,487 ft²Bigger

Bigger than 75% of homes nearby

Lot size1 ac
SmallerTypical 0.16 acBigger

Bigger than almost all homes nearby

Year built1949
OlderTypical 1955Newer

Newer than 23% of homes nearby

How 171 S Union St ranks against every home in each area.
MeasureThis homeGary 46403Lake County
Estimated valuepricier than$144,94845% of homes22% of homes
Price per ft²pricier than$7324% of homes14% of homes
Living areabigger than1,985 ft²75% of homes62% of homes
Lot sizebigger than1 acalmost all homes94% of homes
Year builtnewer than194923% of homes27% of homes

About 171 S Union St

How much is 171 S Union St, Gary, IN worth?

The TopHap Estimate for 171 S Union St, Gary, IN is $144,948 as of Aug 30, 2026. The likely range is $130,650 to $159,246. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 171 S Union St, Gary, IN last sell?

171 S Union St, Gary, IN last sold on Jan 13, 2023 for $135,000, according to the county's recorded deed.

How big is 171 S Union St, Gary, IN?

171 S Union St, Gary, IN has 3 bedrooms, 1 bathrooms, 1,985 square feet of living space and a 1.00-acre lot.

When was 171 S Union St, Gary, IN built?

171 S Union St, Gary, IN was built in 1949, making it 77 years old. The building has 1 story.

What schools serve 171 S Union St, Gary, IN?

171 S Union St, Gary, IN is assigned to Gary Middle School for the Visual and Preforming Arts (middle), rated F; Banneker at Marquette Elementary School (elementary), rated F; West Side Leadership Academy (high). All sit in Gary Community School Corporation. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 171 S Union St, Gary, IN compare to other homes in Gary 46403?

Among the 4,499 homes in Gary 46403, it is worth more than 45% of them ($144,948 against a typical $168,004), its price per square foot is higher than 24% of them ($73 against a typical $113), it is bigger than 75% of them (1,985 ft² against a typical 1,487 ft²), its lot is bigger than almost all of them (1 ac against a typical 0.16 ac) and it is newer than 23% of them (1949 against a typical 1955). Measured against all of Lake County, it is worth more than 22% 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 171 S Union St, Gary, IN?

The 2024 property tax bill for 171 S Union St, Gary, IN was $2,663. The county assessed it at $110,700.

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