Sea Island (31561) has an estimated 298 residents with 298 of those people in approximately 158 housing units. The 31561 zipcode contains 60 housing units that are owned with a mortgage or a loan, 87 housing units that are owned free and clear and 11 housing units that are renter occupied.

In Sea Island (31561) the median listing price of $2,972,500 has grown by $222,500 since 2018-10.

Zip code 31561 is in the Brunswick metropolitan area.
The median estimated home value in Sea Island, GA (31561) is $2,331,200 as of 2018-10-31 . Home values here have declined by 2.53%.

In Sea Island, GA (31561), values have declined by -0.13 from when they peaked at $2,674,700 in 2007-Q4

The Zillow Market Health Index for Sea Island, GA (31561) is 5.63. The corresponding state value is 5.10. This is higher than the overall Market Health Index of Georgia.
Metro value is 7.73.
This is lower than the overall Market Health Index of Brunswick.