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Single Family ResidenceResidential
$290,564$168 / 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 86How 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

20 MCDONNELL DR

ALAMOGORDO, NM 88310
3
Beds
2
Baths
1,732 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$291K
$249K low$332K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,474 (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.$81,223 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,083
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$68,140
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$78,858
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$243,670

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.61
46
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
69
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
85
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
8
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
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.11 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.Single Family Residence
CountyOTERO
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.2005
Lot (acres)The size of the land the home sits on, from county records.0.33
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Refrigerator
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Porch · 220 ft²

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
Sierra Elementary SchoolA-
Elementary · Grades KG–5 · 2.0 mi
M
Chaparral Middle SchoolB+
Middle · Grades 6–8 · 3.1 mi
H
Alamogordo High SchoolB+
High · Grades 9–12 · 3.7 mi

District: Alamogordo Public Schools

Neighborhood · ZIP 88310These 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.93
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 100.72

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.37,459
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.51 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,181
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$70,482
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.12 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.74%

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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

20 Mcdonnell 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 73% of homes in Alamogordo 88310
  • Costs more per square foot than 80% of homes in Alamogordo 88310
  • Has a bigger lot than 82% of homes in Alamogordo 88310

What homes are worth in Alamogordo 88310

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

This home
$79K$524K

This home is worth more than 73% of homes in Alamogordo 88310.

How it measures up in Alamogordo 88310

The dot is this home. The mark in the middle is the typical home in Alamogordo 88310.

Estimated value$290,564
CheaperTypical $209,733Pricier

Pricier than 73% of homes nearby

Price per ft²$168
CheaperTypical $139Pricier

Pricier than 80% of homes nearby

Living area1,732 ft²
SmallerTypical 1,604 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.33 ac
SmallerTypical 0.19 acBigger

Bigger than 82% of homes nearby

Year built1977
OlderTypical 1979Newer

Newer than 47% of homes nearby

How 20 Mcdonnell Dr ranks against every home in each area.
MeasureThis homeAlamogordo 88310Otero County
Estimated valuepricier than$290,56473% of homes67% of homes
Price per ft²pricier than$16880% of homes66% of homes
Living areabigger than1,732 ft²58% of homes62% of homes
Lot sizebigger than0.33 ac82% of homes60% of homes
Year builtnewer than197747% of homes42% of homes

About 20 Mcdonnell Dr

How much is 20 Mcdonnell Dr, Alamogordo, NM worth?

The TopHap Estimate for 20 Mcdonnell Dr, Alamogordo, NM is $290,564 as of Sep 24, 2026. The likely range is $248,768 to $332,360. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Mcdonnell Dr, Alamogordo, NM last sell?

20 Mcdonnell Dr, Alamogordo, NM last sold on Sep 3, 2024, according to the county's recorded deed.

How big is 20 Mcdonnell Dr, Alamogordo, NM?

20 Mcdonnell Dr, Alamogordo, NM has 3 bedrooms, 2 bathrooms, 1,732 square feet of living space and a 0.33-acre lot.

When was 20 Mcdonnell Dr, Alamogordo, NM built?

20 Mcdonnell Dr, Alamogordo, NM was built in 1977, making it 49 years old. The building has 1 story.

What schools serve 20 Mcdonnell Dr, Alamogordo, NM?

20 Mcdonnell Dr, Alamogordo, NM is assigned to Sierra Elementary School (elementary), rated A-; Chaparral Middle School (middle), rated B+; Alamogordo High School (high), rated B+. All sit in Alamogordo Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Mcdonnell Dr, Alamogordo, NM compare to other homes in Alamogordo 88310?

Among the 12,958 homes in Alamogordo 88310, it is worth more than 73% of them ($290,564 against a typical $209,733), its price per square foot is higher than 80% of them ($168 against a typical $139), it is bigger than 58% of them (1,732 ft² against a typical 1,604 ft²), its lot is bigger than 82% of them (0.33 ac against a typical 0.19 ac) and it is newer than 47% of them (1977 against a typical 1979). Measured against all of Otero County, it is worth more than 67% 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 20 Mcdonnell Dr, Alamogordo, NM?

The 2025 property tax bill for 20 Mcdonnell Dr, Alamogordo, NM was $1,474. The county assessed it at $81,223.

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