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Single Family ResidenceResidential
$705,889$244 / 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 Jul 14, 2026

12950 GRASSLAND ST

FIRESTONE, CO
5
Beds
4
Baths
2,894 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$706K
$682K low$730K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$126,439
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$101,151
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.80%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$579,450
EQUITY PRIME MORTGAGE LLC · recorded Oct 20, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,027 (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.$40,440 (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.$30,830
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$41,290
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$660,715

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.44
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
49
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
75
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
10
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.0.24
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.Porch · 186 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.

H
Mead High SchoolB+
High · Grades 9–12 · 1.9 mi
E
Mead Elementary SchoolA
Elementary · Grades PK–5 · 3.7 mi
M
Mead Middle SchoolA-
Middle · Grades 6–8 · 3.8 mi

District: St. Vrain Valley School District Re 1j

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

12950 Grassland 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.

  • Worth more than 85% of homes in Weld County
  • Costs less per square foot than 75% of homes in Weld County
  • Bigger than 91% of homes in Weld County
  • Has a bigger lot than 75% of homes in Weld County
  • Newer than 98% of homes in Weld County

How it measures up in Weld County

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

Estimated value$705,889
CheaperTypical $482,882Pricier

Pricier than 85% of homes nearby

Price per ft²$244
CheaperTypical $290Pricier

Pricier than 25% of homes nearby

Living area2,894 ft²
SmallerTypical 1,651 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.24 ac
SmallerTypical 0.17 acBigger

Bigger than 75% of homes nearby

Year built2023
OlderTypical 2002Newer

Newer than 98% of homes nearby

How 12950 Grassland St ranks against every home in each area.
MeasureThis homeWeld County
Estimated valuepricier than$705,88985% of homes
Price per ft²pricier than$24425% of homes
Living areabigger than2,894 ft²91% of homes
Lot sizebigger than0.24 ac75% of homes
Year builtnewer than202398% of homes

About 12950 Grassland St

How much is 12950 Grassland St, Firestone, CO worth?

The TopHap Estimate for 12950 Grassland St, Firestone, CO is $705,889 as of Jul 14, 2026. The likely range is $681,880 to $729,898. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12950 Grassland St, Firestone, CO last sell?

12950 Grassland St, Firestone, CO last sold on Oct 20, 2023, according to the county's recorded deed.

How big is 12950 Grassland St, Firestone, CO?

12950 Grassland St, Firestone, CO has 5 bedrooms, 4 bathrooms, 2,894 square feet of living space and a 0.24-acre lot.

When was 12950 Grassland St, Firestone, CO built?

12950 Grassland St, Firestone, CO was built in 2023, making it 3 years old. It is a bi-level home. The building has 2 stories.

What schools serve 12950 Grassland St, Firestone, CO?

12950 Grassland St, 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 12950 Grassland St, Firestone, CO compare to other homes in Weld County?

Among the 117,565 homes in Weld County, it is worth more than 85% of them ($705,889 against a typical $482,882), its price per square foot is higher than 25% of them ($244 against a typical $290), it is bigger than 91% of them (2,894 ft² against a typical 1,651 ft²), its lot is bigger than 75% of them (0.24 ac against a typical 0.17 ac) and it is newer than 98% of them (2023 against a typical 2002). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12950 Grassland St, Firestone, CO?

The 2025 property tax bill for 12950 Grassland St, Firestone, CO was $8,027. The county assessed it at $40,440.

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Assigned schools

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