Home Insurance in Bayville, New York
With a median home value of $710,000, Bayville is close to the Nassau County median.
Aging wiring, roofing and plumbing in older homes can push up the cost to insure or rebuild them. The typical home in Bayville was built around 1966. About 37% of homes were built before 1960, about 29 points below Nassau County's 66%.
In Bayville, the housing stock is 90% single-family homes, 2% apartments in buildings with 5+ units and 3% mobile or manufactured homes. Mobile and manufactured homes typically need a manufactured-home (HO-7) policy rather than a standard homeowners policy.
About 58% of owner-occupied homes in Bayville have a mortgage. Lenders require hazard (homeowners) insurance on any home carrying a mortgage.
Bayville has an owner-occupancy rate of 87% and a vacancy rate of 10%; unoccupied homes typically need a different coverage form.
Most homes in Bayville - 74% - are primarily heated with natural gas. Homes heated with fuel oil can carry added fire risk. Fuel-tank leaks and spills are often excluded from standard homeowners policies.
Nassau County's top FEMA-rated hazard is winter weather (Very High), per FEMA's National Risk Index. Nassau County had 40,437 active NFIP flood policies as of September 2026. See the full Nassau County home insurance overview for all FEMA hazard ratings and flood coverage details.
In New York, the statewide average premium for a standard HO-3 homeowners policy is $1,801 per year (NAIC, 2023 data).
Key figures
| Median home value | $710,000 |
|---|---|
| Median year built | 1966 |
| Owner-occupied share | 87% |
| Share of owner-occupied homes with a mortgage | 58% |
| Top county hazard | Winter Weather (Very High) |
| Active NFIP policies in Nassau County | 40,437 |
| Home insurance premium | $1,801 - statewide average (NAIC, 2023 data) |
Nearby towns
Sources
Data last updated: 2026-09-29
- U.S. Census Bureau Gazetteer Files (2024)
- U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates (2024)
- FEMA National Risk Index (December 2025)
- FEMA OpenFEMA NFIP Redacted Policies v3 (2026)
- NAIC Dwelling Fire, Homeowners Owner-Occupied, and Homeowners Tenant and Condominium/Cooperative Unit Owners Insurance: Data for 2023 (published 2026) (2023)