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Single Family ResidenceResidential
$1,024,727$496 / 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 90How 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

100 OPEN RANGE RD

LYONS, CO 80540
3
Beds
2
Baths
2,065 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.
15.69 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1M
$922K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,899 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$51,282 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$18,023
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$33,259
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,282
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$765,400

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.16 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyLarimer
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.1998
Lot (acres)The size of the land the home sits on, from county records.15.69
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
FireplaceWhether the home has a fireplace, and what kind.Yes
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.BalconyPatio · 376 ft²Porch · 312 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.

E
Lyons Elementary SchoolA+
Elementary · Grades PK–5 · 3.8 mi
M
Lyons Middle / Senior High SchoolA
Middle · Grades 6–12 · 4.7 mi

District: St. Vrain Valley School District Re 1j

Neighborhood · ZIP 80540These 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.157
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 100.54

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.72%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.3,726
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.23 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,918
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,576
Average tempThe average temperature here across a full year.41°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

100 Open Range 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 more than 92% of homes in Larimer County
  • Costs more per square foot than 90% of homes in Larimer County
  • Bigger than 68% of homes in Larimer County
  • Has a bigger lot than 97% of homes in Larimer County
  • Older than 71% of homes in Larimer County

What homes are worth in Lyons 80540

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

This home
$254K$1.7M

This home is worth more than 74% of homes in Lyons 80540.

How it measures up in Lyons 80540

The dot is this home. The mark in the middle is the typical home in Lyons 80540.

Estimated value$1,024,727
CheaperTypical $798,763Pricier

Pricier than 74% of homes nearby

Price per ft²$496
CheaperTypical $449Pricier

Pricier than 63% of homes nearby

Living area2,065 ft²
SmallerTypical 1,724 ft²Bigger

Bigger than 62% of homes nearby

Lot size15.69 ac
SmallerTypical 0.71 acBigger

Bigger than 91% of homes nearby

Year built1978
OlderTypical 1979Newer

Newer than 50% of homes nearby

How 100 Open Range Rd ranks against every home in each area.
MeasureThis homeLyons 80540Larimer County
Estimated valuepricier than$1,024,72774% of homes92% of homes
Price per ft²pricier than$49663% of homes90% of homes
Living areabigger than2,065 ft²62% of homes68% of homes
Lot sizebigger than15.69 ac91% of homes97% of homes
Year builtnewer than197850% of homes29% of homes

About 100 Open Range Rd

How much is 100 Open Range Rd, Lyons, CO worth?

The TopHap Estimate for 100 Open Range Rd, Lyons, CO is $1,024,727 as of Oct 21, 2026. The likely range is $921,909 to $1,127,545. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Open Range Rd, Lyons, CO last sell?

100 Open Range Rd, Lyons, CO last sold on Oct 2, 2012, according to the county's recorded deed.

How big is 100 Open Range Rd, Lyons, CO?

100 Open Range Rd, Lyons, CO has 3 bedrooms, 2 bathrooms, 2,065 square feet of living space and a 15.69-acre lot.

When was 100 Open Range Rd, Lyons, CO built?

100 Open Range Rd, Lyons, CO was built in 1978, making it 48 years old. The building has 2 stories.

What schools serve 100 Open Range Rd, Lyons, CO?

100 Open Range Rd, Lyons, CO is assigned to Lyons Elementary School (elementary), rated A+; Lyons Middle / Senior High 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 100 Open Range Rd, Lyons, CO compare to other homes in Lyons 80540?

Among the 2,469 homes in Lyons 80540, it is worth more than 74% of them ($1,024,727 against a typical $798,763), its price per square foot is higher than 63% of them ($496 against a typical $449), it is bigger than 62% of them (2,065 ft² against a typical 1,724 ft²), its lot is bigger than 91% of them (15.69 ac against a typical 0.71 ac) and it is newer than 50% of them (1978 against a typical 1979). Measured against all of Larimer County, it is worth more than 92% 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 100 Open Range Rd, Lyons, CO?

The 2024 property tax bill for 100 Open Range Rd, Lyons, CO was $4,899. The county assessed it at $51,282.

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