City profile
Mastic Beach, NY
Suffolk County · Population 16,735
Mastic Beach is a town in Suffolk County, NY with about 16,735 residents and a typical home value near $357,000. It is 61 miles from New York City, NY, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
35°F
Summer avg
77°F
Sunny days / yr
230
Home prices & cost of living
Median home price
$357,200
Typical monthly housing
$2,399
Cost of living (100 = U.S.)
132
Taxes
- Property tax
- 1.54%
- State income tax (top)
- 10.9%
- Social Security
- Not taxed
- Pensions
- Partly exempt
- Sales tax (state + avg. local)
- 8.53%
FEMA natural hazard risk
Relatively High · county score 97/100
Top hazards: Winter weather, Coastal flooding, Riverine flooding
Nearest major airport
50 mi to John F. Kennedy International Airport (JFK)
Political lean (2024 county vote)
Leans Republican · 45% Democratic / 55% Republican
Community
Population
16,735
Black population
13.3%
County
Suffolk County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸More retirees are leaving NY than arriving, mostly over cost
- ▸Home prices are still rising in 2026 — good for long-term value, less room to negotiate
- ▸Climate/cost risks to check: winter storms, high taxes
Highlights
- About 16,735 residents
- Typical home value about $357,000
- 61 miles from New York City, NY
Trade-offs
- Smaller community with fewer local amenities
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.