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Single Family ResidenceResidential
$252,705$182 / 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 Oct 21, 2026

257 E MARIPOSA

GREEN VALLEY, AZ 85614
2
Baths
1,389 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.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$253K
$236K low$270K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,557 (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.$19,657 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$19,657
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$196,567

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.
83
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
92
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.
35
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyPima
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Refrigerator
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Continental Elementary SchoolB+
Elementary · Grades KG–8 · 2.8 mi
H
Walden Grove High SchoolB
High · Grades 9–12 · 7.2 mi

District: Continental Elementary District

Neighborhood · ZIP 85614These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.60

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.4%
PopulationHow many people live in this area.27,881
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.187 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,225
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,519
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.18 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.85%

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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

257 E Mariposa 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 81% of homes in Pima County
  • Costs less per square foot than 76% of homes in Pima County
  • Smaller than 67% of homes in Pima County
  • Older than 89% of homes in Green Valley 85614

What homes are worth in Green Valley 85614

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

This home
$105K$740K

This home is worth more than 28% of homes in Green Valley 85614.

How it measures up in Green Valley 85614

The dot is this home. The mark in the middle is the typical home in Green Valley 85614.

Estimated value$252,705
CheaperTypical $305,122Pricier

Pricier than 28% of homes nearby

Price per ft²$182
CheaperTypical $200Pricier

Pricier than 29% of homes nearby

Living area1,389 ft²
SmallerTypical 1,548 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 50% of homes nearby

Year built1969
OlderTypical 1997Newer

Newer than 11% of homes nearby

How 257 E Mariposa ranks against every home in each area.
MeasureThis homeGreen Valley 85614Pima County
Estimated valuepricier than$252,70528% of homes19% of homes
Price per ft²pricier than$18229% of homes24% of homes
Living areabigger than1,389 ft²37% of homes33% of homes
Lot sizebigger than0.17 ac50% of homes39% of homes
Year builtnewer than196911% of homes20% of homes

About 257 E Mariposa

How much is 257 E Mariposa, Green Valley, AZ worth?

The TopHap Estimate for 257 E Mariposa, Green Valley, AZ is $252,705 as of Oct 21, 2026. The likely range is $235,799 to $269,611. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 257 E Mariposa, Green Valley, AZ?

257 E Mariposa, Green Valley, AZ has 2 bathrooms, 1,389 square feet of living space and a 0.17-acre lot.

When was 257 E Mariposa, Green Valley, AZ built?

257 E Mariposa, Green Valley, AZ was built in 1969, making it 57 years old. The building has 1 story.

What schools serve 257 E Mariposa, Green Valley, AZ?

257 E Mariposa, Green Valley, AZ is assigned to Continental Elementary School (elementary), rated B+; Walden Grove High School (high), rated B. All sit in Continental Elementary District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 257 E Mariposa, Green Valley, AZ compare to other homes in Green Valley 85614?

Among the 16,014 homes in Green Valley 85614, it is worth more than 28% of them ($252,705 against a typical $305,122), its price per square foot is higher than 29% of them ($182 against a typical $200), it is bigger than 37% of them (1,389 ft² against a typical 1,548 ft²), its lot is bigger than 50% of them (0.17 ac against a typical 0.17 ac) and it is newer than 11% of them (1969 against a typical 1997). Measured against all of Pima County, it is worth more than 19% 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 257 E Mariposa, Green Valley, AZ?

The 2025 property tax bill for 257 E Mariposa, Green Valley, AZ was $1,557. The county assessed it at $19,657.

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