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Single Family ResidenceResidential
$716,380$700 / 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 93How 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 $715,000 on Nov 10, 2021

3275 GOLD RUN RD

BOULDER, CO 80302
3
Beds
2.3
Baths
1,024 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.
4.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$716K
$667K low$766K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$715,000 · Nov 10, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,747 (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.$54,482 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,630
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$46,852
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$50,076
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$801,200

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.32 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.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.A-Frame
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.2005
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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 · 432 ft²Greenhouse

Transaction History(6)

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
Gold Hill Elementary School
Elementary · Grades KG–5 · 0.7 mi
M
Casey Middle SchoolC+
Middle · Grades 6–8 · 7.1 mi
H
Boulder High SchoolC
High · Grades 9–12 · 7.6 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%

Owner Tools

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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

3275 Gold Run Rd 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 74% of homes in Boulder 80302
  • Costs more per square foot than 92% of homes in Boulder County
  • Smaller than 86% of homes in Boulder County
  • Has a bigger lot than 97% of homes in Boulder County
  • Newer than 66% of homes in Boulder 80302

What homes are worth in Boulder 80302

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

This home
$291K$4.2M

This home is worth more than 26% of homes in Boulder 80302.

How it measures up in Boulder 80302

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

Estimated value$716,380
CheaperTypical $1,126,401Pricier

Pricier than 26% of homes nearby

Price per ft²$700
CheaperTypical $634Pricier

Pricier than 61% of homes nearby

Living area1,024 ft²
SmallerTypical 2,013 ft²Bigger

Bigger than 20% of homes nearby

Lot size4.2 ac
SmallerTypical 0.24 acBigger

Bigger than 90% of homes nearby

Year built1980
OlderTypical 1970Newer

Newer than 66% of homes nearby

How 3275 Gold Run Rd ranks against every home in each area.
MeasureThis homeBoulder 80302Boulder County
Estimated valuepricier than$716,38026% of homes48% of homes
Price per ft²pricier than$70061% of homes92% of homes
Living areabigger than1,024 ft²20% of homes14% of homes
Lot sizebigger than4.2 ac90% of homes97% of homes
Year builtnewer than198066% of homes44% of homes

About 3275 Gold Run Rd

How much is 3275 Gold Run Rd, Boulder, CO worth?

The TopHap Estimate for 3275 Gold Run Rd, Boulder, CO is $716,380 as of Sep 24, 2026. The likely range is $666,954 to $765,806. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3275 Gold Run Rd, Boulder, CO last sell?

3275 Gold Run Rd, Boulder, CO last sold on Nov 10, 2021 for $715,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3275 Gold Run Rd, Boulder, CO?

3275 Gold Run Rd, Boulder, CO has 3 bedrooms, 2.3 bathrooms and 1,024 square feet of living space.

When was 3275 Gold Run Rd, Boulder, CO built?

3275 Gold Run Rd, Boulder, CO was built in 1980, making it 46 years old. It is a a-frame home. The building has 1 story.

What schools serve 3275 Gold Run Rd, Boulder, CO?

3275 Gold Run Rd, Boulder, CO is assigned to Gold Hill Elementary School (elementary); Casey Middle School (middle), rated C+; 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 3275 Gold Run Rd, Boulder, CO compare to other homes in Boulder 80302?

Among the 7,990 homes in Boulder 80302, it is worth more than 26% of them ($716,380 against a typical $1,126,401), its price per square foot is higher than 61% of them ($700 against a typical $634), it is bigger than 20% of them (1,024 ft² against a typical 2,013 ft²), its lot is bigger than 90% of them (4.2 ac against a typical 0.24 ac) and it is newer than 66% of them (1980 against a typical 1970). Measured against all of Boulder County, it is worth more than 48% 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 3275 Gold Run Rd, Boulder, CO?

The 2025 property tax bill for 3275 Gold Run Rd, Boulder, CO was $4,747. The county assessed it at $54,482.

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