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Single Family ResidenceResidential
$627,248$245 / 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 94How 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 $510,000 on Dec 12, 2017

4730 COLORADO RIVER DR

FIRESTONE, CO 80504
4
Beds
3
Baths
2,557 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
2016
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$627K
$591K low$663K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$510,000 · Dec 12, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,289 (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.$41,750 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,610
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$32,140
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$42,640
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$682,209

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.45
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
53
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
9
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
89
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Bi-Level
CountyWELD
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Composition Shingle
HeatingThe type of heating system in the home.Central
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.DeckPatio · 354 ft²Porch · 497 ft²

Transaction History(2)

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.

H
Mead High SchoolB-
High · Grades 9–12 · 1.6 mi
E
Mead Elementary SchoolA
Elementary · Grades PK–5 · 3.9 mi
M
Mead Middle SchoolA
Middle · Grades 6–8 · 4.0 mi

District: St. Vrain Valley School District Re 1j

Neighborhood · ZIP 80504These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.64,420
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.637 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,047
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$129,711
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.14 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

4730 Colorado River 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 80% of homes in Weld County
  • Bigger than 74% of homes in Weld County
  • Newer than 84% of homes in Longmont 80504

What homes are worth in Longmont 80504

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

This home
$319K$1.7M

This home is worth more than 68% of homes in Longmont 80504.

How it measures up in Longmont 80504

The dot is this home. The mark in the middle is the typical home in Longmont 80504.

Estimated value$627,248
CheaperTypical $561,857Pricier

Pricier than 68% of homes nearby

Price per ft²$245
CheaperTypical $263Pricier

Pricier than 39% of homes nearby

Living area2,557 ft²
SmallerTypical 2,109 ft²Bigger

Bigger than 66% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 47% of homes nearby

Year built2016
OlderTypical 2002Newer

Newer than 84% of homes nearby

How 4730 Colorado River Dr ranks against every home in each area.
MeasureThis homeLongmont 80504Weld County
Estimated valuepricier than$627,24868% of homes80% of homes
Price per ft²pricier than$24539% of homes48% of homes
Living areabigger than2,557 ft²66% of homes74% of homes
Lot sizebigger than0.17 ac47% of homes48% of homes
Year builtnewer than201684% of homes77% of homes

About 4730 Colorado River Dr

How much is 4730 Colorado River Dr, Firestone, CO worth?

The TopHap Estimate for 4730 Colorado River Dr, Firestone, CO is $627,248 as of Oct 21, 2026. The likely range is $591,433 to $663,063. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4730 Colorado River Dr, Firestone, CO last sell?

4730 Colorado River Dr, Firestone, CO last sold on Dec 12, 2017 for $510,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4730 Colorado River Dr, Firestone, CO?

4730 Colorado River Dr, Firestone, CO has 4 bedrooms, 3 bathrooms, 2,557 square feet of living space and a 0.17-acre lot.

When was 4730 Colorado River Dr, Firestone, CO built?

4730 Colorado River Dr, Firestone, CO was built in 2016, making it 10 years old. It is a bi-level home. The building has 2 stories.

What schools serve 4730 Colorado River Dr, Firestone, CO?

4730 Colorado River Dr, Firestone, CO is assigned to Mead High School (high), rated B-; Mead Elementary School (elementary), rated A; Mead Middle School (middle), rated A. All sit in St. Vrain Valley School District Re 1j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4730 Colorado River Dr, Firestone, CO compare to other homes in Longmont 80504?

Among the 21,608 homes in Longmont 80504, it is worth more than 68% of them ($627,248 against a typical $561,857), its price per square foot is higher than 39% of them ($245 against a typical $263), it is bigger than 66% of them (2,557 ft² against a typical 2,109 ft²), its lot is bigger than 47% of them (0.17 ac against a typical 0.17 ac) and it is newer than 84% of them (2016 against a typical 2002). Measured against all of Weld County, it is worth more than 80% 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 4730 Colorado River Dr, Firestone, CO?

The 2025 property tax bill for 4730 Colorado River Dr, Firestone, CO was $8,289. The county assessed it at $41,750.

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