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Single Family ResidenceResidential
$36,682$153 / 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 71How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $13,000 on May 23, 1975

3540 ONTARIO ST

BATON ROUGE, LA 70805
0
Baths
240 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.

Valuation

$37K
$26K low$47K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$13,000 · May 23, 1975
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$36,682
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$29,346

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$72 (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.$4,010 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$370
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,640
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,010
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$40,096

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.39
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
98
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
62
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
28
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.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%

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
CountyEast Baton Rouge
HeatingThe type of heating system in the home.None

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

H
Istrouma High SchoolD-
High · Grades 9–12 · 0.2 mi
M
Capitol Middle SchoolD-
Middle · Grades 6–8 · 1.4 mi
E
Melrose Elementary SchoolC
Elementary · Grades PK–5 · 1.5 mi

District: East Baton Rouge Parish School District

Neighborhood · ZIP 70805These 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.139
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.3%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.35%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.27,531
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,459 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$32,057
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$47,736
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.64 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3540 Ontario 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 94% of homes in East Baton Rouge Parish County
  • Costs more per square foot than 96% of homes in Baton Rouge 70805
  • Among the smallest homes in East Baton Rouge Parish County

What homes are worth in Baton Rouge 70805

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

This home
$16K$181K

This home is worth more than 35% of homes in Baton Rouge 70805.

How it measures up in Baton Rouge 70805

The dot is this home. The mark in the middle is the typical home in Baton Rouge 70805.

Estimated value$36,682
CheaperTypical $49,351Pricier

Pricier than 35% of homes nearby

Price per ft²$153
CheaperTypical $61Pricier

Pricier than 96% of homes nearby

Living area240 ft²
SmallerTypical 1,236 ft²Bigger

Bigger than 2% of homes nearby

How 3540 Ontario St ranks against every home in each area.
MeasureThis homeNorth Baton RougeBaton Rouge 70805East Baton Rouge Parish County
Estimated valuepricier than$36,68229% of homes35% of homes6% of homes
Price per ft²pricier than$15395% of homes96% of homes67% of homes
Living areabigger than240 ft²3% of homes2% of homesalmost no homes

About 3540 Ontario St

How much is 3540 Ontario St, Baton Rouge, LA worth?

The TopHap Estimate for 3540 Ontario St, Baton Rouge, LA is $36,682 as of Jul 14, 2026. The likely range is $25,924 to $47,440. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3540 Ontario St, Baton Rouge, LA last sell?

3540 Ontario St, Baton Rouge, LA last sold on May 23, 1975 for $13,000, according to the county's recorded deed.

What schools serve 3540 Ontario St, Baton Rouge, LA?

3540 Ontario St, Baton Rouge, LA is assigned to Istrouma High School (high), rated D-; Capitol Middle School (middle), rated D-; Melrose Elementary School (elementary), rated C. All sit in East Baton Rouge Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3540 Ontario St, Baton Rouge, LA compare to other homes in Baton Rouge 70805?

Among the 8,521 homes in Baton Rouge 70805, it is worth more than 35% of them ($36,682 against a typical $49,351), its price per square foot is higher than 96% of them ($153 against a typical $61) and it is bigger than 2% of them (240 ft² against a typical 1,236 ft²). Measured against all of East Baton Rouge Parish County, it is worth more than 6% 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 3540 Ontario St, Baton Rouge, LA?

The 2025 property tax bill for 3540 Ontario St, Baton Rouge, LA was $72. The county assessed it at $4,010.

Closest homes

More homes in Baton Rouge 70805

Assigned schools

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See this home in context

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