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Multi-Family Dwellings (Generic, Any Combination)Residential
Last sold for $1,825,000 on Oct 13, 2026

2238 15TH ST

BOULDER, CO 80302
6
Beds
4
Baths
3,166 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
14
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.$1,825,000 · Oct 13, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,888 (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.$124,440 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,240
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$44,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$129,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,900,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Multi-Family Dwellings (Generic, Any Combination)
CountyBOULDER
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.1985
Lot (acres)The size of the land the home sits on, from county records.0.23
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Deck · 329 ft²Patio · 425 ft²Porch · 698 ft²

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
Casey Middle SchoolC+
Middle · Grades 6–8 · 0.2 mi
E
Whittier International Elementary SchoolB
Elementary · Grades KG–5 · 0.4 mi
H
Boulder High SchoolC
High · Grades 9–12 · 0.6 mi

District: Boulder Valley School District Re-2

Neighborhood · ZIP 80302These 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.134
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.27%
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.31,245
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.324 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,366
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$127,191
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.69%

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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

2238 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.

  • Bigger than 88% of homes in Whittier
  • Has a bigger lot than 86% of homes in Whittier
  • Older than 97% of homes in Boulder County

How it measures up in Boulder 80302

The dot is this home. The mark in the middle is the typical home in Boulder 80302.

Living area3,166 ft²
SmallerTypical 2,010 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.23 ac
SmallerTypical 0.24 acBigger

Bigger than 48% of homes nearby

Year built1920
OlderTypical 1970Newer

Newer than 17% of homes nearby

How 2238 15th St ranks against every home in each area.
MeasureThis homeWhittierBoulder 80302Boulder County
Living areabigger than3,166 ft²88% of homes79% of homes83% of homes
Lot sizebigger than0.23 ac86% of homes48% of homes66% of homes
Year builtnewer than192024% of homes17% of homes3% of homes

About 2238 15th St

When did 2238 15th St, Boulder, CO last sell?

2238 15th St, Boulder, CO last sold on Oct 13, 2026 for $1,825,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 2238 15th St, Boulder, CO?

2238 15th St, Boulder, CO has 6 bedrooms, 4 bathrooms, 3,166 square feet of living space and a 0.23-acre lot.

When was 2238 15th St, Boulder, CO built?

2238 15th St, Boulder, CO was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 2238 15th St, Boulder, CO?

2238 15th St, Boulder, CO is assigned to Casey Middle School (middle), rated C+; Whittier International Elementary School (elementary), rated B; Boulder High School (high), rated C. All sit in Boulder Valley School District Re-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2238 15th St, Boulder, CO compare to other homes in Boulder 80302?

Among the 7,990 homes in Boulder 80302, it is bigger than 79% of them (3,166 ft² against a typical 2,010 ft²), its lot is bigger than 48% of them (0.23 ac against a typical 0.24 ac) and it is newer than 17% of them (1920 against a typical 1970). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 2238 15th St, Boulder, CO?

The 2025 property tax bill for 2238 15th St, Boulder, CO was $10,888. The county assessed it at $124,440.

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