📍 Old Westbury, NY · Zillow ZHVI · July 2026

Average Home Price in
Old Westbury, NY

New York-Newark-Jersey City, NY-NJ-PA metro area · Nassau County County

Median Home Value
$3,050,120
↑ 12.3% year-over-year
vs. National Median
$410,000
Old Westbury is 644% above
Est. Monthly Payment
$15,908/mo
20% down · 6.8% rate
Income Needed
$808K
gross annual (30% rule)
Median Home Value
$3,050,120
↑ 12.3% year-over-year

Down Payment (20%)$610,024
Monthly P&I$15,908/mo
With Taxes & Ins.~$20,203/mo
Income Needed$808,120/yr
Data SourceZillow ZHVI
Market Overview

Home Prices in Old Westbury, NY

The median home value in Old Westbury, NY is $3,050,120 as of mid-2026, according to Zillow's Home Value Index (ZHVI).That's up 12.3% compared to a year ago and up 5.6% from two years prior.

Compared to the U.S. national median of $410,000, homes in Old Westbury are priced644% above average. Old Westbury is part of the New York-Newark-Jersey City, NY-NJ-PA metro area.

Over the past five years, Old Westbury home values have risen by approximately52.4%, reflecting strong long-term appreciation in this market.

City Comparison

Old Westbury vs. National Median

🏠 Old Westbury
$3,050,120
National Median
$410,000

At $3,050,120, homes in Old Westbury cost 644% above the national median of $410,000. Buyers in Old Westbury should expect to pay a premium compared to most U.S. markets.

Affordability

What Does It Cost to Buy in Old Westbury?

20% Down Payment
$610,024
on $3,050,120
Monthly P&I
$15,908/mo
30-yr @ 6.8%
Total Monthly Est.
~$20,203/mo
incl. taxes & insurance
Income Needed
$808,120
gross annual (30% rule)
10% Down Option
$305,012
+ PMI applies
Loan Amount (20% dn)
$2,440,096
at current rates

Estimates assume a 30-year fixed mortgage at 6.8%. Monthly total includes estimated property taxes and homeowner's insurance. Actual costs vary.

FAQ

Frequently Asked Questions

What is the average home price in Old Westbury, NY?
The median home value in Old Westbury is $3,050,120 as of mid-2026, according to Zillow's Home Value Index (ZHVI). That's up 12.3% year-over-year.
How much have home prices changed in Old Westbury?
Over the past year, home values in Old Westbury have increased by 12.3%. Over five years, prices have risen approximately 52.4%.
How much do I need to earn to buy a home in Old Westbury?
To comfortably afford the median home price of $3,050,120 with a 20% down payment ($610,024) at today's rates (6.8%), you'd need a gross annual income of approximately $808,120. This assumes keeping total housing costs at or below 30% of gross income.
How does Old Westbury compare to the national average home price?
The national median home value is approximately $410,000. At $3,050,120, homes in Old Westbury are 644% above the national average.
What metro area is Old Westbury part of?
Old Westbury is part of the New York-Newark-Jersey City, NY-NJ-PA metropolitan area. Home prices and market conditions can vary across the broader metro region.