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Single Family ResidenceResidential
$978,685$658 / 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 97How 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 $1,022,000 on Mar 11, 2024

4540 MARTIN DR

BOULDER, CO 80305
4
Beds
2
Baths
1,488 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
2
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$979K
$945K low$1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,022,000 · Mar 11, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,170 (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.$58,997 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,979
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$23,018
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$54,225
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$867,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
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.1990
Lot (acres)The size of the land the home sits on, from county records.0.18
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
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.Patio · 224 ft²

Transaction History(3)

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
Creekside Elementary SchoolA+
Elementary · Grades KG–5 · 0.5 mi
M
Manhattan School of Arts and AcademicsA-
Middle · Grades 6–8 · 0.8 mi
H
Fairview High SchoolB-
High · Grades 9–12 · 1.0 mi

District: Boulder Valley School District Re-2

Neighborhood · ZIP 80305These 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.90
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 100.52

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.96%
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.16%
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.16,275
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,233 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,977
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,796
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.20 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

4540 Martin Dr 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 more than 78% of homes in Martin Acres
  • Costs more per square foot than 90% of homes in Boulder County
  • Smaller than 68% of homes in Boulder County
  • Has a bigger lot than 88% of homes in Martin Acres
  • Older than 88% of homes in Boulder County

What homes are worth in Boulder 80305

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

This home
$378K$2.7M

This home is worth more than 48% of homes in Boulder 80305.

How it measures up in Boulder 80305

The dot is this home. The mark in the middle is the typical home in Boulder 80305.

Estimated value$978,685
CheaperTypical $992,025Pricier

Pricier than 48% of homes nearby

Price per ft²$658
CheaperTypical $581Pricier

Pricier than 70% of homes nearby

Living area1,488 ft²
SmallerTypical 1,820 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.18 ac
SmallerTypical 0.17 acBigger

Bigger than 57% of homes nearby

Year built1957
OlderTypical 1966Newer

Newer than 18% of homes nearby

How 4540 Martin Dr ranks against every home in each area.
MeasureThis homeMartin AcresBoulder 80305Boulder County
Estimated valuepricier than$978,68578% of homes48% of homes69% of homes
Price per ft²pricier than$65880% of homes70% of homes90% of homes
Living areabigger than1,488 ft²37% of homes33% of homes32% of homes
Lot sizebigger than0.18 ac88% of homes57% of homes50% of homes
Year builtnewer than195770% of homes18% of homes12% of homes

About 4540 Martin Dr

How much is 4540 Martin Dr, Boulder, CO worth?

The TopHap Estimate for 4540 Martin Dr, Boulder, CO is $978,685 as of Oct 21, 2026. The likely range is $944,753 to $1,012,617. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4540 Martin Dr, Boulder, CO last sell?

4540 Martin Dr, Boulder, CO last sold on Mar 11, 2024 for $1,022,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4540 Martin Dr, Boulder, CO?

4540 Martin Dr, Boulder, CO has 4 bedrooms, 2 bathrooms, 1,488 square feet of living space and a 0.18-acre lot.

When was 4540 Martin Dr, Boulder, CO built?

4540 Martin Dr, Boulder, CO was built in 1957, making it 69 years old. The building has 2 stories.

What schools serve 4540 Martin Dr, Boulder, CO?

4540 Martin Dr, Boulder, CO is assigned to Creekside Elementary School (elementary), rated A+; Manhattan School of Arts and Academics (middle), rated A-; Fairview High School (high), rated B-. All sit in Boulder Valley School District Re-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4540 Martin Dr, Boulder, CO compare to other homes in Boulder 80305?

Among the 5,859 homes in Boulder 80305, it is worth more than 48% of them ($978,685 against a typical $992,025), its price per square foot is higher than 70% of them ($658 against a typical $581), it is bigger than 33% of them (1,488 ft² against a typical 1,820 ft²), its lot is bigger than 57% of them (0.18 ac against a typical 0.17 ac) and it is newer than 18% of them (1957 against a typical 1966). Measured against all of Boulder County, it is worth more than 69% 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 4540 Martin Dr, Boulder, CO?

The 2025 property tax bill for 4540 Martin Dr, Boulder, CO was $5,170. The county assessed it at $58,997.

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