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Single Family ResidenceResidential
$1,007,731$400 / 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 Jul 14, 2026
Last sold for $482,000 on Aug 15, 2013

1506 RIVERSIDE DR

LYONS, CO 80540
4
Beds
3.5
Baths
2,518 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.
2.49 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
11
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

$1M
$939K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$482,000 · Aug 15, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,400 (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.$59,846 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,167
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$51,679
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$55,006
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$880,100

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.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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.A-Frame
CountyBOULDER
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.Metal
HeatingThe type of heating system in the home.Hot Water
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.Deck · 306 ft²Patio · 975 ft²Porch · 182 ft²

Transaction History(4)

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.

M
Lyons Middle / Senior High SchoolA-
Middle · Grades 6–12 · 10.3 mi
E
Lyons Elementary SchoolA-
Elementary · Grades PK–5 · 10.3 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%

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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

1506 Riverside 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 94% of homes in Allenspark Vicinity
  • Costs less per square foot than 65% of homes in Lyons 80540
  • Bigger than 91% of homes in Allenspark Vicinity
  • Has a bigger lot than 94% of homes in Boulder County
  • Newer than 89% of homes in Allenspark Vicinity

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
$243K$1.7M

This home is worth more than 73% 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$1,007,731
CheaperTypical $780,259Pricier

Pricier than 73% of homes nearby

Price per ft²$400
CheaperTypical $448Pricier

Pricier than 35% of homes nearby

Living area2,518 ft²
SmallerTypical 1,716 ft²Bigger

Bigger than 75% of homes nearby

Lot size2.49 ac
SmallerTypical 0.73 acBigger

Bigger than 74% of homes nearby

Year built1996
OlderTypical 1979Newer

Newer than 72% of homes nearby

How 1506 Riverside Dr ranks against every home in each area.
MeasureThis homeAllenspark VicinityLyons 80540Boulder County
Estimated valuepricier than$1,007,73194% of homes73% of homes71% of homes
Price per ft²pricier than$40037% of homes35% of homes53% of homes
Living areabigger than2,518 ft²91% of homes75% of homes70% of homes
Lot sizebigger than2.49 ac67% of homes74% of homes94% of homes
Year builtnewer than199689% of homes72% of homes68% of homes

About 1506 Riverside Dr

How much is 1506 Riverside Dr, Lyons, CO worth?

The TopHap Estimate for 1506 Riverside Dr, Lyons, CO is $1,007,731 as of Jul 14, 2026. The likely range is $939,441 to $1,076,021. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1506 Riverside Dr, Lyons, CO last sell?

1506 Riverside Dr, Lyons, CO last sold on Aug 15, 2013 for $482,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1506 Riverside Dr, Lyons, CO?

1506 Riverside Dr, Lyons, CO has 4 bedrooms, 3.5 bathrooms and 2,518 square feet of living space.

When was 1506 Riverside Dr, Lyons, CO built?

1506 Riverside Dr, Lyons, CO was built in 1996, making it 30 years old. It is a a-frame home. The building has 1 story.

What schools serve 1506 Riverside Dr, Lyons, CO?

1506 Riverside Dr, Lyons, CO is assigned to Lyons Middle / Senior High School (middle), rated A-; Lyons Elementary School (elementary), 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 1506 Riverside Dr, Lyons, CO compare to other homes in Lyons 80540?

Among the 2,475 homes in Lyons 80540, it is worth more than 73% of them ($1,007,731 against a typical $780,259), its price per square foot is higher than 35% of them ($400 against a typical $448), it is bigger than 75% of them (2,518 ft² against a typical 1,716 ft²), its lot is bigger than 74% of them (2.49 ac against a typical 0.73 ac) and it is newer than 72% of them (1996 against a typical 1979). Measured against all of Boulder County, it is worth more than 71% 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 1506 Riverside Dr, Lyons, CO?

The 2025 property tax bill for 1506 Riverside Dr, Lyons, CO was $5,400. The county assessed it at $59,846.

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