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Single Family ResidenceResidential
$410,357$287 / 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 94How 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
Last sold for $332,800 on Oct 23, 2020

4221 W HOLMES ST

BOISE, ID 83706
4
Beds
2
Baths
1,429 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.
1930
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$410K
$387K low$434K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$332,800 · Oct 23, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,487 (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.$400,100 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$286,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$400,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyADA
Lot (acres)The size of the land the home sits on, from county records.0.14
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 100 ft²

Transaction History(4)

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.

E
Jefferson Elementary SchoolD+
Elementary · Grades PK–6 · 0.9 mi
M
South Junior High SchoolD+
Middle · Grades 7–9 · 1.4 mi
H
Borah Senior High SchoolC-
High · Grades 9–12 · 1.7 mi

District: Boise City Independent School District 1

Neighborhood · ZIP 83706These 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.133
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.68

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.37,002
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,927 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,866
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,193
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.12 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

4221 W Holmes 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 83% of homes in Ada County
  • Costs less per square foot than 88% of homes in Boise 83706
  • Smaller than 77% of homes in Ada County
  • Has a smaller lot than 84% of homes in Central Rim
  • Older than 97% of homes in Ada County

What homes are worth in Boise 83706

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

This home
$256K$1.5M

This home is worth more than 21% of homes in Boise 83706.

How it measures up in Boise 83706

The dot is this home. The mark in the middle is the typical home in Boise 83706.

Estimated value$410,357
CheaperTypical $523,836Pricier

Pricier than 21% of homes nearby

Price per ft²$287
CheaperTypical $352Pricier

Pricier than 12% of homes nearby

Living area1,429 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 41% of homes nearby

Lot size0.14 ac
SmallerTypical 0.17 acBigger

Bigger than 29% of homes nearby

Year built1930
OlderTypical 1980Newer

Newer than 4% of homes nearby

How 4221 W Holmes St ranks against every home in each area.
MeasureThis homeCentral RimBoise 83706Ada County
Estimated valuepricier than$410,35737% of homes21% of homes17% of homes
Price per ft²pricier than$28735% of homes12% of homes45% of homes
Living areabigger than1,429 ft²42% of homes41% of homes23% of homes
Lot sizebigger than0.14 ac16% of homes29% of homes22% of homes
Year builtnewer than193017% of homes4% of homes3% of homes

About 4221 W Holmes St

How much is 4221 W Holmes St, Boise, ID worth?

The TopHap Estimate for 4221 W Holmes St, Boise, ID is $410,357 as of Sep 24, 2026. The likely range is $386,780 to $433,934. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4221 W Holmes St, Boise, ID last sell?

4221 W Holmes St, Boise, ID last sold on Oct 23, 2020 for $332,800, according to the county's recorded deed.

How big is 4221 W Holmes St, Boise, ID?

4221 W Holmes St, Boise, ID has 4 bedrooms, 2 bathrooms, 1,429 square feet of living space and a 0.14-acre lot.

When was 4221 W Holmes St, Boise, ID built?

4221 W Holmes St, Boise, ID was built in 1930, making it 96 years old. It is a conventional home. The building has 1 story.

What schools serve 4221 W Holmes St, Boise, ID?

4221 W Holmes St, Boise, ID is assigned to Jefferson Elementary School (elementary), rated D+; South Junior High School (middle), rated D+; Borah Senior High School (high), rated C-. All sit in Boise City Independent School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4221 W Holmes St, Boise, ID compare to other homes in Boise 83706?

Among the 10,659 homes in Boise 83706, it is worth more than 21% of them ($410,357 against a typical $523,836), its price per square foot is higher than 12% of them ($287 against a typical $352), it is bigger than 41% of them (1,429 ft² against a typical 1,584 ft²), its lot is bigger than 29% of them (0.14 ac against a typical 0.17 ac) and it is newer than 4% of them (1930 against a typical 1980). Measured against all of Ada County, it is worth more than 17% 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 4221 W Holmes St, Boise, ID?

The 2025 property tax bill for 4221 W Holmes St, Boise, ID was $1,487. The county assessed it at $400,100.

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