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Single Family ResidenceResidential
$817,205$277 / 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 Oct 21, 2026
Last sold for $287,500 on Mar 21, 2003

4643 JAMESTON ST

BOULDER, CO 80301
5
Beds
3 / 3
Baths
2,952 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1974
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
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

$817K
$763K low$871K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$287,500 · Mar 21, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,156 (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.$55,889 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,903
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$33,986
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,369
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$821,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBOULDER
Lot (acres)The size of the land the home sits on, from county records.0.19
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.Porch · 381 ft²

Transaction History(1)

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
Heatherwood Elementary SchoolA-
Elementary · Grades PK–5 · 0.5 mi
M
Nevitt Platt Middle SchoolA-
Middle · Grades 6–8 · 4.6 mi
H
Boulder High SchoolC
High · Grades 9–12 · 6.6 mi

District: Boulder Valley School District Re-2

Neighborhood · ZIP 80301These 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.106
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 100.50

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.95%
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.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.26,811
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.855 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$101,150
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,644
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

4643 Jameston 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.

  • Costs less per square foot than 96% of homes in Boulder 80301
  • Bigger than 81% of homes in Boulder 80301
  • Older than 70% of homes in Boulder 80301

What homes are worth in Boulder 80301

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

This home
$238K$2.7M

This home is worth more than 54% of homes in Boulder 80301.

How it measures up in Boulder 80301

The dot is this home. The mark in the middle is the typical home in Boulder 80301.

Estimated value$817,205
CheaperTypical $755,641Pricier

Pricier than 54% of homes nearby

Price per ft²$277
CheaperTypical $423Pricier

Pricier than 4% of homes nearby

Living area2,952 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.19 ac
SmallerTypical 0.17 acBigger

Bigger than 55% of homes nearby

Year built1974
OlderTypical 1983Newer

Newer than 30% of homes nearby

How 4643 Jameston St ranks against every home in each area.
MeasureThis homeBoulder 80301Boulder County
Estimated valuepricier than$817,20554% of homes58% of homes
Price per ft²pricier than$2774% of homes17% of homes
Living areabigger than2,952 ft²81% of homes79% of homes
Lot sizebigger than0.19 ac55% of homes56% of homes
Year builtnewer than197430% of homes33% of homes

About 4643 Jameston St

How much is 4643 Jameston St, Boulder, CO worth?

The TopHap Estimate for 4643 Jameston St, Boulder, CO is $817,205 as of Oct 21, 2026. The likely range is $763,298 to $871,112. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4643 Jameston St, Boulder, CO last sell?

4643 Jameston St, Boulder, CO last sold on Mar 21, 2003 for $287,500, according to the county's recorded deed.

How big is 4643 Jameston St, Boulder, CO?

4643 Jameston St, Boulder, CO has 5 bedrooms, 3 bathrooms, 2,952 square feet of living space and a 0.19-acre lot.

When was 4643 Jameston St, Boulder, CO built?

4643 Jameston St, Boulder, CO was built in 1974, making it 52 years old. The building has 2 stories.

What schools serve 4643 Jameston St, Boulder, CO?

4643 Jameston St, Boulder, CO is assigned to Heatherwood Elementary School (elementary), rated A-; Nevitt Platt Middle School (middle), rated A-; 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 4643 Jameston St, Boulder, CO compare to other homes in Boulder 80301?

Among the 9,301 homes in Boulder 80301, it is worth more than 54% of them ($817,205 against a typical $755,641), its price per square foot is higher than 4% of them ($277 against a typical $423), it is bigger than 81% of them (2,952 ft² against a typical 1,600 ft²), its lot is bigger than 55% of them (0.19 ac against a typical 0.17 ac) and it is newer than 30% of them (1974 against a typical 1983). Measured against all of Boulder County, it is worth more than 58% 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 4643 Jameston St, Boulder, CO?

The 2025 property tax bill for 4643 Jameston St, Boulder, CO was $5,156. The county assessed it at $55,889.

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