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Single Family ResidenceResidential
$280,628$487 / 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 89How 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 $210,000 on Sep 4, 2018

53 RIVERSIDE DR

LYONS, CO 80540
2
Beds
1.5
Baths
576 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.
2,799 ft²
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$281K
$250K low$311K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$210,000 · Sep 4, 2018
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.$280,628
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$224,502

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,900 (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.$21,060 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,272
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$19,788
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$19,357
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$309,700

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.Ranch
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.1965
Lot (acres)The size of the land the home sits on, from county records.0.06
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.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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 · 328 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.

M
Lyons Middle / Senior High SchoolA-
Middle · Grades 6–12 · 9.2 mi
E
Lyons Elementary SchoolA-
Elementary · Grades PK–5 · 9.2 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%

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

53 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 less than 98% of homes in Boulder County
  • Costs more per square foot than 72% of homes in Boulder County
  • Smaller than 98% of homes in Boulder County
  • Among the smallest lots in Lyons 80540
  • Older than 94% of homes in Boulder 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
$239K$1.7M

This home is worth more than 3% 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$280,628
CheaperTypical $782,247Pricier

Pricier than 3% of homes nearby

Price per ft²$487
CheaperTypical $448Pricier

Pricier than 61% of homes nearby

Living area576 ft²
SmallerTypical 1,708 ft²Bigger

Bigger than 4% of homes nearby

Lot size2,799 ft²
SmallerTypical 0.74 acBigger

Smaller than almost all homes nearby

Year built1930
OlderTypical 1979Newer

Newer than 10% of homes nearby

How 53 Riverside Dr ranks against every home in each area.
MeasureThis homeAllenspark VicinityLyons 80540Boulder County
Estimated valuepricier than$280,62813% of homes3% of homes2% of homes
Price per ft²pricier than$48769% of homes61% of homes72% of homes
Living areabigger than576 ft²12% of homes4% of homes2% of homes
Lot sizebigger than2,799 ft²almost no homesalmost no homes13% of homes
Year builtnewer than193018% of homes10% of homes6% of homes

About 53 Riverside Dr

How much is 53 Riverside Dr, Lyons, CO worth?

The TopHap Estimate for 53 Riverside Dr, Lyons, CO is $280,628 as of Jul 14, 2026. The likely range is $250,056 to $311,200. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 53 Riverside Dr, Lyons, CO last sell?

53 Riverside Dr, Lyons, CO last sold on Sep 4, 2018 for $210,000, according to the county's recorded deed.

How big is 53 Riverside Dr, Lyons, CO?

53 Riverside Dr, Lyons, CO has 2 bedrooms, 1.5 bathrooms, 576 square feet of living space and a 0.06-acre lot.

When was 53 Riverside Dr, Lyons, CO built?

53 Riverside Dr, Lyons, CO was built in 1930, making it 96 years old. It is a ranch home. The building has 1 story.

What schools serve 53 Riverside Dr, Lyons, CO?

53 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 53 Riverside Dr, Lyons, CO compare to other homes in Lyons 80540?

Among the 2,476 homes in Lyons 80540, it is worth more than 3% of them ($280,628 against a typical $782,247), its price per square foot is higher than 61% of them ($487 against a typical $448), it is bigger than 4% of them (576 ft² against a typical 1,708 ft²), its lot is bigger than almost none of them (2,799 ft² against a typical 0.74 ac) and it is newer than 10% of them (1930 against a typical 1979). Measured against all of Boulder County, it is worth more than 2% 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 53 Riverside Dr, Lyons, CO?

The 2025 property tax bill for 53 Riverside Dr, Lyons, CO was $1,900. The county assessed it at $21,060.

Closest homes

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Assigned schools

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