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Single Family ResidenceResidential
$136,834$132 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

166 E CHARLES ST

NOGALES, AZ 85621
1
Baths
1,037 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1939
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.

Valuation

$137K
$125K low$148K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$699 (2025)
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$76,913

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.60
93
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
72
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
88
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
15
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.143 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.0.2 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
CountySANTA CRUZ
Lot (acres)The size of the land the home sits on, from county records.0.25
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(1)

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
Lincoln Elementary SchoolC-
Elementary · Grades PK–5 · 0.2 mi
M
Wade Carpenter Middle SchoolC-
Middle · Grades 6–8 · 0.9 mi
H
Nusd OnlineD+
High · Grades KG–12 · 1.0 mi

District: Nogales Unified District

Neighborhood · ZIP 85621These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.39

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.26,417
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.$39,557
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$62,744
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.23 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

166 E Charles 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 less than 97% of homes in Santa Cruz County
  • Costs less per square foot than 83% of homes in Santa Cruz County
  • Smaller than 90% of homes in Santa Cruz County
  • Has a smaller lot than 68% of homes in Santa Cruz County
  • Older than 93% of homes in Santa Cruz County

What homes are worth in Nogales 85621

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

This home
$95K$662K

This home is worth more than 10% of homes in Nogales 85621.

How it measures up in Nogales 85621

The dot is this home. The mark in the middle is the typical home in Nogales 85621.

Estimated value$136,834
CheaperTypical $220,275Pricier

Pricier than 10% of homes nearby

Price per ft²$132
CheaperTypical $142Pricier

Pricier than 39% of homes nearby

Living area1,037 ft²
SmallerTypical 1,614 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.25 ac
SmallerTypical 0.21 acBigger

Bigger than 61% of homes nearby

Year built1939
OlderTypical 1976Newer

Newer than 8% of homes nearby

How 166 E Charles St ranks against every home in each area.
MeasureThis homeNogales 85621Santa Cruz County
Estimated valuepricier than$136,83410% of homes3% of homes
Price per ft²pricier than$13239% of homes17% of homes
Living areabigger than1,037 ft²11% of homes10% of homes
Lot sizebigger than0.25 ac61% of homes32% of homes
Year builtnewer than19398% of homes7% of homes

About 166 E Charles St

How much is 166 E Charles St, Nogales, AZ worth?

The TopHap Estimate for 166 E Charles St, Nogales, AZ is $136,834 as of Sep 24, 2026. The likely range is $125,357 to $148,311. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 166 E Charles St, Nogales, AZ last sell?

166 E Charles St, Nogales, AZ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 166 E Charles St, Nogales, AZ?

166 E Charles St, Nogales, AZ has 1 bathrooms, 1,037 square feet of living space and a 0.25-acre lot.

When was 166 E Charles St, Nogales, AZ built?

166 E Charles St, Nogales, AZ was built in 1939, making it 87 years old. The building has 1 story.

What schools serve 166 E Charles St, Nogales, AZ?

166 E Charles St, Nogales, AZ is assigned to Lincoln Elementary School (elementary), rated C-; Wade Carpenter Middle School (middle), rated C-; Nusd Online (high), rated D+. All sit in Nogales Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 166 E Charles St, Nogales, AZ compare to other homes in Nogales 85621?

Among the 4,984 homes in Nogales 85621, it is worth more than 10% of them ($136,834 against a typical $220,275), its price per square foot is higher than 39% of them ($132 against a typical $142), it is bigger than 11% of them (1,037 ft² against a typical 1,614 ft²), its lot is bigger than 61% of them (0.25 ac against a typical 0.21 ac) and it is newer than 8% of them (1939 against a typical 1976). Measured against all of Santa Cruz County, it is worth more than 3% 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 166 E Charles St, Nogales, AZ?

The 2025 property tax bill for 166 E Charles St, Nogales, AZ was $699.

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