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Rural ResidenceResidential
$278,861$151 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $173,000 on Dec 5, 2018

173 COUNTY ROUTE 23A

CONSTANTIA, NY 13044
3
Beds
3 / 1
Baths
1,844 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.
15.49 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$279K
$261K low$297K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$173,000 · Dec 5, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,715 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$147,500 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$118,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$147,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$245,833

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.57
95
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
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.69 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.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.Raised Ranch
CountyOswego
Lot (acres)The size of the land the home sits on, from county records.15.49
HeatingThe type of heating system in the home.Electric
CoolingThe type of cooling or air conditioning in the home.Central
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.Above-Ground Pool
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 368 ft²

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
Aura A. Cole Elementary SchoolC-
Elementary · Grades PK–5 · 3.9 mi
H
Paul V. Moore High SchoolC+
High · Grades 9–12 · 6.7 mi
M
Central Square Middle SchoolB-
Middle · Grades 6–8 · 6.9 mi

District: Central Square Central School District

Neighborhood · ZIP 13044These 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.141
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.2,813
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.40 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,649
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,856
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.46%

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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

173 County Route 23a 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 Oswego County
  • Costs more per square foot than 74% of homes in Oswego County
  • Bigger than 74% of homes in Oswego County
  • Has a bigger lot than 90% of homes in Oswego County
  • Newer than 77% of homes in Oswego County

What homes are worth in Constantia 13044

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

This home
$87K$581K

This home is worth more than 73% of homes in Constantia 13044.

How it measures up in Constantia 13044

The dot is this home. The mark in the middle is the typical home in Constantia 13044.

Estimated value$278,861
CheaperTypical $223,001Pricier

Pricier than 73% of homes nearby

Price per ft²$151
CheaperTypical $140Pricier

Pricier than 64% of homes nearby

Living area1,844 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than 72% of homes nearby

Lot size15.49 ac
SmallerTypical 1.65 acBigger

Bigger than 89% of homes nearby

Year built1990
OlderTypical 1979Newer

Newer than 71% of homes nearby

How 173 County Route 23a ranks against every home in each area.
MeasureThis homeConstantia 13044Oswego County
Estimated valuepricier than$278,86173% of homes84% of homes
Price per ft²pricier than$15164% of homes74% of homes
Living areabigger than1,844 ft²72% of homes74% of homes
Lot sizebigger than15.49 ac89% of homes90% of homes
Year builtnewer than199071% of homes77% of homes

About 173 County Route 23a

How much is 173 County Route 23a, Constantia, NY worth?

The TopHap Estimate for 173 County Route 23a, Constantia, NY is $278,861 as of Aug 30, 2026. The likely range is $261,038 to $296,684. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 173 County Route 23a, Constantia, NY last sell?

173 County Route 23a, Constantia, NY last sold on Dec 5, 2018 for $173,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 173 County Route 23a, Constantia, NY?

173 County Route 23a, Constantia, NY has 3 bedrooms, 3 bathrooms, 1,844 square feet of living space and a 15.49-acre lot.

When was 173 County Route 23a, Constantia, NY built?

173 County Route 23a, Constantia, NY was built in 1990, making it 36 years old. It is a raised ranch home. The building has 1 story.

What schools serve 173 County Route 23a, Constantia, NY?

173 County Route 23a, Constantia, NY is assigned to Aura A. Cole Elementary School (elementary), rated C-; Paul V. Moore High School (high), rated C+; Central Square Middle School (middle), rated B-. All sit in Central Square Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 173 County Route 23a, Constantia, NY compare to other homes in Constantia 13044?

Among the 1,072 homes in Constantia 13044, it is worth more than 73% of them ($278,861 against a typical $223,001), its price per square foot is higher than 64% of them ($151 against a typical $140), it is bigger than 72% of them (1,844 ft² against a typical 1,512 ft²), its lot is bigger than 89% of them (15.49 ac against a typical 1.65 ac) and it is newer than 71% of them (1990 against a typical 1979). Measured against all of Oswego 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 173 County Route 23a, Constantia, NY?

The 2024 property tax bill for 173 County Route 23a, Constantia, NY was $5,715. The county assessed it at $147,500.

More homes on County Route 23a

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