I don't know how you do it!
I also have a paid off home, no pets, and a frugal wife. Some spending on live at home son.
My yearly mostly fixed costs are $44k. And I probably missed some.
$2.667 Housing insurance- Includes an extra property
$1,222 Car insurance- 3 vehicles
$12,305 Health insurance- 2 people
$2,430 Property Tax- Home plus second property
$220 Auto Plates- 3 Vehicles
$2,811 Electric
$1,200 Water, Sewer, garbage
$12,079 Credit card- Covers fuel, food, etc. 3 people eating, spending on son
$600 Internet
$600 Cellphone
$6,000 Taxes
$44,001 TOTAL