As Linda indicated, this is a life style choice.
At 66 years of age it is possible you want to enjoy your new freedoms and be available to travel more and spend extended time in place like Juneau or San Juan or even a stint in Key West.
Consult with your financial adviser to determine the best use of your resources that will align with your short and long term goals.
A rule of thumb would be if you are staying longer that 5 years, you should buy. Purchase methods and local economy can skew that time line.