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Rural ResidenceResidential
$801,450$331 / 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

42849 N 18TH ST

NEW RIVER, AZ 85087
2
Baths
2,418 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.
5 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$801K
$748K low$854K 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.$801,450
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$641,160

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,286 (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.$64,420 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$61,230
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$644,200

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.33 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.Rural Residence
CountyMaricopa
Lot (acres)The size of the land the home sits on, from county records.5.00
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.Yes
CoolingThe type of cooling or air conditioning in the home.Refrigerator
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 150 ft²

Transaction History(3)

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
Gavilan Peak SchoolA
Middle · Grades KG–8 · 4.5 mi
H
Boulder Creek High SchoolA+
High · Grades 9–12 · 5.9 mi
E
New River Elementary SchoolB+
Elementary · Grades KG–6 · 6.7 mi

District: Deer Valley Unified District

Neighborhood · ZIP 85087These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.10,218
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.73 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$122,990
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,011
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.15 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.86%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

42849 N 18th 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 84% of homes in Maricopa County
  • Costs more per square foot than 78% of homes in Maricopa County
  • Bigger than 77% of homes in Maricopa County
  • Among the largest lots in Maricopa County
  • Older than 88% of homes in New River 85087

What homes are worth in New River 85087

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

This home
$334K$1.2M

This home is worth more than 79% of homes in New River 85087.

How it measures up in New River 85087

The dot is this home. The mark in the middle is the typical home in New River 85087.

Estimated value$801,450
CheaperTypical $642,114Pricier

Pricier than 79% of homes nearby

Price per ft²$331
CheaperTypical $286Pricier

Pricier than 73% of homes nearby

Living area2,418 ft²
SmallerTypical 2,147 ft²Bigger

Bigger than 61% of homes nearby

Lot size5 ac
SmallerTypical 1.01 acBigger

Bigger than 98% of homes nearby

Year built1985
OlderTypical 2005Newer

Newer than 12% of homes nearby

How 42849 N 18th St ranks against every home in each area.
MeasureThis homeNew River 85087Maricopa County
Estimated valuepricier than$801,45079% of homes84% of homes
Price per ft²pricier than$33173% of homes78% of homes
Living areabigger than2,418 ft²61% of homes77% of homes
Lot sizebigger than5 ac98% of homesalmost all homes
Year builtnewer than198512% of homes37% of homes

About 42849 N 18th St

How much is 42849 N 18th St, New River, AZ worth?

The TopHap Estimate for 42849 N 18th St, New River, AZ is $801,450 as of Jul 14, 2026. The likely range is $748,491 to $854,409. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 42849 N 18th St, New River, AZ?

42849 N 18th St, New River, AZ has 2 bathrooms, 2,418 square feet of living space and a 5.00-acre lot.

When was 42849 N 18th St, New River, AZ built?

42849 N 18th St, New River, AZ was built in 1985, making it 41 years old. The building has 1 story.

What schools serve 42849 N 18th St, New River, AZ?

42849 N 18th St, New River, AZ is assigned to Gavilan Peak School (middle), rated A; Boulder Creek High School (high), rated A+; New River Elementary School (elementary), rated B+. All sit in Deer Valley Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 42849 N 18th St, New River, AZ compare to other homes in New River 85087?

Among the 4,324 homes in New River 85087, it is worth more than 79% of them ($801,450 against a typical $642,114), its price per square foot is higher than 73% of them ($331 against a typical $286), it is bigger than 61% of them (2,418 ft² against a typical 2,147 ft²), its lot is bigger than 98% of them (5 ac against a typical 1.01 ac) and it is newer than 12% of them (1985 against a typical 2005). Measured against all of Maricopa County, it is worth more than 84% 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 42849 N 18th St, New River, AZ?

The 2025 property tax bill for 42849 N 18th St, New River, AZ was $3,286. The county assessed it at $64,420.

Closest homes

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Assigned schools

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