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Area data

Mamaroneck, NY — ZIP 10543

Population: 20,989 (Census ACS)

The typical home value in ZIP 10543 (Mamaroneck, NY) is $1.09M — up 9.2% over the past year. Homes sell for a median $1.15M after a median 17 days on market. Typical rent runs $3,896/month. 6 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with lightning, strong wind, winter weather the top-rated hazards. Cost of living is 7.9% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$1.09M

Typical home value

+9.2%

1-year change

17

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Typical home value
$1.09M
1-year appreciation
+9.2%
3-year appreciation
+22.8%
5-year appreciation
+34.7%
10-year appreciation
+60.1%
Peak value since 2000 (Aug 2026)
$1.09M
House Price Index (state)
437.3 (+3.5% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$1.15M
Median list price
$949,000
Median price per sqft
$560
1-year sale-price change
+17.1%
Median days on market
17 days
Homes sold (recent period)
74
For-sale inventory
32
Sale-to-list ratio
108.5%
Active listings
22
1-year forecast
+4.1%
Days to pending
40 days
New listings (monthly)
12

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$3,896/mo
1-year rent change
+9.9%
Studio fair-market rent
$2,593/mo
1BR fair-market rent
$2,729/mo
2BR fair-market rent
$2,971/mo
3BR fair-market rent
$3,760/mo
4BR fair-market rent
$4,121/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Above Average)
107.9 (100 = US avg)
Electricity rate (state-level)
26.4¢/kWh
Natural gas rate (state-level)
$17.60/MCF
30-year mortgage rate (national)
7.40%
15-year mortgage rate (national)
6.73%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
6
Elementary schools
3
Middle schools
1
High schools
2
Avg student-teacher ratio
11.3 : 1
School districts serving the area
MAMARONECK UNION FREE SCHOOL DISTRICT, RYE NECK UNION FREE SCHOOL DISTRICT
Schools include
MAMARONECK AVENUE SCHOOL, MAMARONECK HIGH SCHOOL, DANIEL WARREN ELEMENTARY SCHOOL, F E BELLOWS ELEMENTARY SCHOOL, RYE NECK MIDDLE SCHOOL

Source: NCES school directory, 2024-25 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
lightning, strong wind, winter weather, cold wave, hurricane
Notable hazard ratings (county)
lightning: Very High · strong wind: Very High · winter weather: Very High · cold wave: Relatively High · ice storm: Relatively High · hurricane: Relatively High
Most common flood zone among NFIP claims
Zone AE
NFIP flood claims on record
2,219
Wildfire risk to homes (county)
Higher than 26% of US counties
Buildings in wildfire direct-exposure zone
37.6%
Radon potential (county)
Low radon potential — EPA Zone 3 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Mattiace Petrochemical Co., Inc. (8 mi)
Flood zones vary by property. Look up a specific address on the FEMA Flood Map Service Center.
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA NFIP flood-insurance claims (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
56.0°F
Average high
64.0°F
Average low
47.0°F
Annual precipitation
45.3 in
Annual snowfall
18.5 in
USDA plant hardiness zone
7b (extreme annual low 5 to 10°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
38
Days with Good air quality
301
Days with Moderate air quality
58
Highest AQI recorded (year)
136

Source: EPA annual air quality index (county-level)

Walkability & transit

Walkability index
15.8 / 20
Transit service frequency
330
Jobs reachable by car (30 min)
313,432
Jobs reachable by transit (45 min)
281,632

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
23
Nearest national park
Saint Paul's Church National Historic Site (6 mi)
National parks include
Saint Paul's Church National Historic Site, Sagamore Hill National Historic Site, Hamilton Grange National Memorial
Airports within 30 mi
7
Nearest airport
Westchester County Airport (HPN) (8 mi)
Nearest major airport
Westchester County Airport (HPN) (8 mi)
Hospitals in or near this ZIP
132
Hospitals include
STAMFORD HOSPITAL, BRIDGEPORT HOSPITAL, SOUTHWEST CONNECTICUT MENTAL HEALTH SYSTEM
Avg hospital rating (CMS)
3.2 / 5
Best hospital rating nearby (CMS)
5.0 / 5
EV charging stations (within 10 mi)
45
Solar radiation rating
Fair (4.0 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data (same ZIP, else within ~40 mi) · DOE/NREL (proximity-based)

Migration

Net migration (county)
-5,185 tax filers

Source: IRS SOI county-to-county migration (county-level; published with a multi-year lag)

Housing stock

Median year housing built
1954
Housing built before 1970
75.0%
Housing built 2000 or later
8.3%
Median annual property tax
$10,001
Mean commute to work
25 min
Households with broadband internet
86.8%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
370,841
Average weekly wage
$1,794
Top industries (by employment)
Health Care, Professional Services, Accommodation & Food
Annual residential building permits (county)
996

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

ZIP 10543State medianUS median
Typical home value$1.09M$332,107$288,527
Median sale price$1.15M$363,950$325,000
Median days on market17 days55 days51 days
Typical rent$3,896/mo$2,700/mo$1,809/mo
Median annual property tax$10,001$4,500$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the typical home value in ZIP 10543?
$1.09M.
What is the median sale price in ZIP 10543?
$1.15M.
How long do homes take to sell in ZIP 10543?
Median days on market: 17 days.
What is typical rent in ZIP 10543?
Typical rent: $3,896/month.
What is the natural-hazard risk in ZIP 10543?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: lightning, strong wind, winter weather, cold wave, hurricane.
Is ZIP 10543 in a flood zone?
Flood zones vary by property within ZIP 10543. 2,219 FEMA flood-insurance (NFIP) claims are on record; the most common zone among them is AE. Check a specific address on the FEMA Flood Map Service Center.
What is the wildfire risk in ZIP 10543?
Risk to homes is higher than 26% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 10543?
Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 10543?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve ZIP 10543?
6 schools (3 elementary, 1 middle, 2 high) (NCES, 2024-25).
Is ZIP 10543 walkable?
Walkability index: 15.8/20 (EPA Smart Location Database).
What is the air quality in ZIP 10543?
Good. Median AQI: 38. (EPA AQI).
What is the cost of living in ZIP 10543?
Regional Price Parity: 107.9 (100 = US average) (Above Average) (BEA RPP, metro/state-level).

Nearby ZIP codes

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Data last updated

Most recent source refresh: Oct 2026. See all data sources →

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