Where are the wealthiest towns on Long Island? Long Island is home to some of the wealthiest zip codes in the country. The wealthiest towns on Long Island are mostly located in Nassau County with a few towns in Suffolk County.
For the most part, the wealthiest towns are located on the North Shore of Long Island (as opposed to the South Shore). Here is our list of the wealthiest towns on Long Island.
There are so many wealthy neighborhoods on Long Island including the Hamptons where some of the most expensive homes in the country are located.
The rankings on this list are based on both income and home prices.
The information presented in this article are based on data from the US Census American Community Survey, and residential housing market data. The median sales price is the average residential sales data for 12 month period ending March 2023.
What is the Wealthiest Town on Long Island?
Brookville, NY is the wealthiest town on Long Island. Brookville residents earn an eye-popping mean household income of $617,173!
What is the Wealthiest Town in Nassau County?
Brookville is the wealthiest town in Nassau County followed by Hewlett Bay Park. Both towns are home to uber-wealthy residents with Brookville residents earning $617,173 a year and Hewlett Bay Park residents earning a mean household income of $530,468.
What is the Wealthiest Town in Suffolk County?
Old Field is the Wealthiest Town in Suffolk County with a mean household income of $411,611.
What is the Wealthiest Town in the Hamptons?
North Haven is the wealthiest town in the Hamptons with a mean household income of $370,004 and a median sales price of homes at a whopping $6,730,000!
14 Wealthiest Long Island Towns
Below are the wealthiest towns on Long Island.
1. Brookville, NY
Brookville is an affluent village on Long Island’s Nassau County. Located in the Town of Oyster Bay, Brookville is a wealthy Long Island town with a population of 2939.
Brookville residents are well educated with 77.2% of residents holding a bachelor’s degree or higher. The residents of this wealthy Long Island town have a mean household income of $617,173!
Not surprisingly, property prices in Brookville are also high with a median sale price of $2,174,000. The homes in Brookville are primarily owner-occupied 93.40% with only 6.60% rentals.
Brookville residents live a good work-life balance with a short commute time of 33.4.
| Median Household Income | $617,173 |
| Bachelor’s Degree or Higher | 77.2% |
| Median Sales Price of Homes | $2,274,000 |
2. Hewlett Bay Park, NY
Hewlett Bay Park is a very wealthy town in Nassau County’s South Shore. Known for its prestigious waterfront properties overlooking Macy Channel, the town is true luxury living.
With larger lots and a small, rural village atmosphere, Hewlett Bay Park provides an upscale suburban lifestyle.
Hewlett Bay Park residents are very wealthy with a mean household income of $530,468 and a median sale price of $2,794,000- it’s definitely one of the wealthiest areas on Long Island.
| Town | Hewlett Bay Park, NY |
| Mean Household Income | $530,468 |
| Median Sale Price | $2,794,000 |
3. Plandome, NY
Plandome is home to some of the wealthiest residents of Long Island. Located in the Town of North Hempstead in Nassau County, it is a small village of only 1448 residents.
Plandome home values are high with a median sale price of $2,554,000. The residents are wealthy with a mean income of $449,998. The poverty level of Plandome is only 3.2%.
Plandome residents are well educated with 84.5% of residents having a bachelor’s degree or higher.
The homes in Plandome are primarily owner-occupied 99.20% with only 0.80% rentals.
| Town | Plandome, NY |
| Mean Household Income | $449,998 |
| Median Sale Price | $2,554,000 |
| Bachelor’s Degree or Higher | 84.5% |
4. Sands Point, NY
Sands Point is an affluent Long Island village in Nassau County. It is a wealthy Long Island town with a population of 2712. The residents of Sands Point are well educated with 83.1% of residents having a bachelor’s degree or higher.
Sands Point residents are one of the wealthiest on Long Island with a median sale price of $3,126,000 and a mean household income of $428,126. The poverty level of Sands Point is only 1.8%.
The homes in Sands Point are primarily owner-occupied 94.50% with only 5.50% rentals.
| Town | Sands Point, NY |
| Mean Household Income | $428,126 |
| Median Sale Price | $3,126,000 |
| Bachelor’s Degree or Higher | 83.1% |
5. Old Westbury, NY
Old Westbury is one of the richest villages on Long Island. In fact, it is often regarded as one of the richest zip codes in the county. Located on the North Shore of Long Island’s Nassau County, Old Westbury is a village with a population of 4289.
Old Westbury, NY, is an upscale Long Island town with a median sale price of $3,406,000. Its residents are extremely wealthy with a mean income of $412,116! The poverty level of Old Westbury is very low at only 4.7%.
The residents of Old Westbury are well educated with 75.6% of residents with a bachelor’s degree or higher.
The homes in Old Westbury are primarily owner-occupied 94.10% with only 5.90% rentals.
Old Westbury residents live a good work-life balance with a short commute time of 35.9 minutes.
| Town | Old Westbury, NY |
| Mean Household Income | $412,116 |
| Median Sale Price | $3,406,000 |
| Bachelor’s Degree or Higher | 75.6% |
6. Mill Neck, NY
Mill Neck is a wealthy village on Long Island with a population of only 1054. Located on the North Shore of Long Island, Mill Neck is a village in the Town of Oyster Bay in Nassau County.
Mill Neck residents are well educated with 78.7% of residents holding a bachelor’s degree or higher.
Mill Neck, NY is a very wealthy Long Island town with the median sale price of homes at $4,097,000! Mill Neck residents earn a mean income of $375,860 with a poverty level of only 3.4%.
The homes in Mill Neck are primarily owner-occupied 92.70% with only 7.30% rentals.
| Town | Mill Neck, NY |
| Mean Household Income | $375,860 |
| Median Sale Price | $4,097,000 |
| Bachelor’s Degree or Higher | 78.7% |
7. Woodsburgh, NY
Woodsburgh is a Village in Long Island’s Nassau County. It is a wealthy Long Island town with a population of 897. Woodsburgh residents are well educated with 83.5% of residents with a bachelor’s degree or higher.
Woodsburgh residents earn a very high household income of $421,028! Home prices are lower than other wealthy Long Island towns on this list with a median sale price of homes at $1,338,000.
Similar to other affluent Long Island towns, the poverty level at Woodsburgh is low at only 3.6%.
The homes in Woodsburgh are primarily owner-occupied 97.60% with only 2.40% rentals.
Woodsburgh residents live a good work-life balance with a short commute time of 34.6 minutes.
| Town | Woodsburgh, NY |
| Mean Household Income | $421,028 |
| Median Sale Price | $1,338,000 |
| Bachelor’s Degree or Higher | 83.5% |
8. Oyster Bay Cove, NY
Oyster Bay Cove is one of the wealthiest villages on Long Island. Located in Nassau County’s Town of Oyster, it is home to a small population of 2265.
Oyster Bay Cove residents are well educated with 73.2% of residents having a bachelor’s degree or higher.
Oyster Bay Cove residents earn a high income of $402,604. Home prices are lower compared to some of the wealthier Long Island towns with a median sale price of $1,845,000. This wealthy Long Island town has an almost non-existent poverty level of 0.6%.
The homes in Oyster Bay Cove are primarily owner-occupied 96.10% with only 3.90% rentals.
Oyster Bay Cove residents live a good work-life balance with a short commute time of 35.7 minutes.
| Town | Oyster Bay Cove, NY |
| Mean Household Income | $402,604 |
| Median Sale Price | $1,845,000 |
| Bachelor’s Degree or Higher | 73.2% |
9. North Haven, NY
North Haven, NY is the wealthiest town in the Hamptons. With a mean household income of $370,004 and a median sale price of an eye-popping $6,730,000, it has the most expensive homes in the Hamptons.
North Haven distinguishes itself as a more private section of the Hamptons, without a bustling downtown, shops, or restaurants.
This affluent Hamptons community caters to the ultra-wealthy, maintaining a low profile and offering exclusive access to residents-only bay beaches.
North Haven provides a tranquil escape for its affluent residents, offering privacy while still being just minutes away from the vibrant shops and restaurants of Sag Harbor Village.
| Town | North Haven, NY |
| Mean Household Income | $370,004 |
| Median Sale Price | $6,730,000 |
Check out the richest towns in the Hamptons
10. Muttontown, NY
Muttontown is a wealthy village on Long Island. It is located in the Town of Oyster Bay on the North Shore of Long Island’s Nassau County. Muttontown is a Long Island town with a population of 3512.
Muttontown residents are well educated with 70.8% of residents having a bachelor’s degree or higher.
The residents of Muttontown are among one the wealthiest on Long Island with a median household income of $353,785. The poverty level of Muttontown is only 4.1%.
Home prices at Muttontown are high with a median sale price of $2,093,000. The homes in Muttontown are primarily owner-occupied (94.30%) with only 5.70% rentals.
| Town | Muttontown, NY |
| Mean Household Income | $353,785 |
| Median Sale Price | $2,093,000 |
| Bachelor’s Degree or Higher | 70.8% |
11. Munsey Park, NY
Munsey Park is one of the wealthiest villages in Long Island located on the North Shore of Nassau County.
Munsey Park residents earn a high income of $420,747.
Home prices are on the lower end when compared to other wealthy Long Island towns on this list. The median sale price is $1,793,000.
Munsey Park is highly regarded for its excellent public schools.
Additionally, Munsey Park benefits from its convenient proximity to New York City, with a less than 30-minute train ride providing residents with easy access to NYC while still enjoying the coastal lifestyle of Long Island.
| Town | Munsey Park, NY |
| Mean Household Income | $420,747 |
| Median Sale Price | $1,793,000 |
Check out the Best Waterfront Restaurants for Brunch in Nassau County
12. West Hampton Dunes, NY
West Hampton Dunes is one of the richest towns in the Hamptons known for its luxury waterfront homes on prestigious Dune Road.
It is a highly sought-after coastal community known for its luxurious waterfront residences and pristine beaches.
West Hampton Dunes residents earn a mean household income of $380,806 and a median sale price of homes of $1,975,000.
| Town | West Hampton Dunes, NY |
| Mean Household Income | $380,806 |
| Median Sale Price | $1,975,000 |
13. East Hills, NY
East Hills is another wealthy village in Long Island’s Nassau County. It is on the North Shore of Long Island with a population of 7,284.
East Hills residents are wealthy with a mean income of $371,560 and a median sale price of $1,465,000. The poverty level of East Hills is very low at only 1.4%.
East Hills residents are well educated with 83.% of residents with a bachelor’s degree or higher.
The homes in East Hills are primarily owner-occupied with almost no rentals in East Hills.
| Town | East Hills, NY |
| Mean Household Income | $371,560 |
| Median Sale Price | $1,465,000 |
| Bachelor’s Degree or Higher | 83.0% |
14. Lloyd Harbor, NY
Lloyd Harbor is a very affluent village in Long Island’s Suffolk County. It is located on the North Shore of Long Island with a population of 3571.
Lloyd Harbor residents are well educated with 75.1% of residents with a bachelor’s degree or higher.
Lloyd Harbor is one of the wealthiest towns on Long Island with a mean household income of $351,391.
Property prices in Lloyd Harbor are high with a median home value of $1,981,423. The homes in Lloyd Harbor are primarily owner-occupied 95.30% with only 4.70% rentals.
| Median Household Income | $351,391 |
| Bachelor’s Degree or Higher | 75.1% |
| Median Sales Price of Homes | $1,981,423 |
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