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Single Family ResidenceResidential
$254,589$379 / 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 95How 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 $30,500 on Sep 2, 1976

231 HORSFAL ST

CO
1
Beds
1
Baths
672 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$255K
$243K low$266K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$30,500 · Sep 2, 1976

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$752 (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.$15,435 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,136
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,299
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$14,187
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$226,981

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.Ranch
CountyBOULDER
Lot (acres)The size of the land the home sits on, from county records.0.12
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Floor/Wall Furnace
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.Deck · 322 ft²Porch · 88 ft²

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

E
Gold Hill Elementary School
Elementary · Grades KG–5 · 0.3 mi
M
Casey Middle SchoolC
Middle · Grades 6–8 · 7.3 mi
H
Boulder High SchoolA+
High · Grades 9–12 · 7.9 mi

District: Boulder Valley School District Re-2

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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

231 Horsfal 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.

  • Among the least valuable homes in Boulder County
  • Smaller than 97% of homes in Boulder County
  • Has a smaller lot than 77% of homes in Boulder County
  • Older than 95% of homes in Boulder County

How it measures up in Boulder County

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

Estimated value$254,589
CheaperTypical $735,385Pricier

Cheaper than almost all homes nearby

Price per ft²$379
CheaperTypical $389Pricier

Pricier than 48% of homes nearby

Living area672 ft²
SmallerTypical 1,928 ft²Bigger

Bigger than 3% of homes nearby

Lot size0.12 ac
SmallerTypical 0.18 acBigger

Bigger than 23% of homes nearby

Year built1925
OlderTypical 1984Newer

Newer than 5% of homes nearby

How 231 Horsfal St ranks against every home in each area.
MeasureThis homeBoulder County
Estimated valuepricier than$254,589almost no homes
Price per ft²pricier than$37948% of homes
Living areabigger than672 ft²3% of homes
Lot sizebigger than0.12 ac23% of homes
Year builtnewer than19255% of homes

About 231 Horsfal St

How much is 231 Horsfal St, , CO worth?

The TopHap Estimate for 231 Horsfal St, , CO is $254,589 as of Aug 30, 2026. The likely range is $242,787 to $266,391. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 231 Horsfal St, , CO last sell?

231 Horsfal St, , CO last sold on Sep 2, 1976 for $30,500, according to the county's recorded deed.

How big is 231 Horsfal St, , CO?

231 Horsfal St, , CO has 1 bedrooms, 1 bathrooms, 672 square feet of living space and a 0.12-acre lot.

When was 231 Horsfal St, , CO built?

231 Horsfal St, , CO was built in 1925, making it 101 years old. It is a ranch home. The building has 1 story.

What schools serve 231 Horsfal St, , CO?

231 Horsfal St, , CO is assigned to Gold Hill Elementary School (elementary); Casey Middle School (middle), rated C; Boulder High School (high), rated A+. All sit in Boulder Valley School District Re-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 231 Horsfal St, , CO compare to other homes in Boulder County?

Among the 113,377 homes in Boulder County, it is worth more than almost none of them ($254,589 against a typical $735,385), its price per square foot is higher than 48% of them ($379 against a typical $389), it is bigger than 3% of them (672 ft² against a typical 1,928 ft²), its lot is bigger than 23% of them (0.12 ac against a typical 0.18 ac) and it is newer than 5% of them (1925 against a typical 1984). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 231 Horsfal St, , CO?

The 2025 property tax bill for 231 Horsfal St, , CO was $752. The county assessed it at $15,435.

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