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Duplex (2 Units, Any Combination)Residential

523 S 15TH ST

BOISE, ID 83702
3
Beds
3
Baths
1,401 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1897
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,237 (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.$347,800 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$351,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$347,800

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.1 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.0.2 percent flood zone

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
CountyADA
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.2004
Lot (acres)The size of the land the home sits on, from county records.0.16
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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.

H
Boise Senior High SchoolA-
High · Grades 9–12 · 0.7 mi
M
North Junior High SchoolA
Middle · Grades 7–9 · 0.8 mi
E
Garfield Elementary SchoolD+
Elementary · Grades PK–6 · 2.2 mi

District: Boise City Independent School District 1

Neighborhood · ZIP 83702These 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.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.27,736
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.404 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,131
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,125
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.21 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

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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

523 S 15th 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.

  • Smaller than 79% of homes in Ada County
  • Has a bigger lot than 90% of homes in Downtown Boise
  • Among the oldest homes in Ada County

How it measures up in Boise 83702

The dot is this home. The mark in the middle is the typical home in Boise 83702.

Living area1,401 ft²
SmallerTypical 1,886 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.16 ac
SmallerTypical 0.14 acBigger

Bigger than 60% of homes nearby

Year built1897
OlderTypical 1953Newer

Newer than 2% of homes nearby

How 523 S 15th St ranks against every home in each area.
MeasureThis homeDowntown BoiseBoise 83702Ada County
Living areabigger than1,401 ft²73% of homes30% of homes21% of homes
Lot sizebigger than0.16 ac90% of homes60% of homes34% of homes
Year builtnewer than1897almost no homes2% of homesalmost no homes

About 523 S 15th St

When did 523 S 15th St, Boise, ID last sell?

523 S 15th St, Boise, ID last sold on Jul 19, 2017, according to the county's recorded deed.

How big is 523 S 15th St, Boise, ID?

523 S 15th St, Boise, ID has 3 bedrooms, 3 bathrooms, 1,401 square feet of living space and a 0.16-acre lot.

When was 523 S 15th St, Boise, ID built?

523 S 15th St, Boise, ID was built in 1897, making it 129 years old. It is a duplex single home. The building has 1 story.

What schools serve 523 S 15th St, Boise, ID?

523 S 15th St, Boise, ID is assigned to Boise Senior High School (high), rated A-; North Junior High School (middle), rated A; Garfield Elementary School (elementary), rated D+. All sit in Boise City Independent School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 523 S 15th St, Boise, ID compare to other homes in Boise 83702?

Among the 8,369 homes in Boise 83702, it is bigger than 30% of them (1,401 ft² against a typical 1,886 ft²), its lot is bigger than 60% of them (0.16 ac against a typical 0.14 ac) and it is newer than 2% of them (1897 against a typical 1953). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 523 S 15th St, Boise, ID?

The 2025 property tax bill for 523 S 15th St, Boise, ID was $3,237. The county assessed it at $347,800.

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