About $2450 for a family of three (add another $900 (total of $3350) if you include property taxes and groceries which I know you said to exclude, so that's not in the $2450) -- no mortgage, no auto loans, pay off credit cards monthly, etc.
Monthly Expenses or monies to put into funds monthly
300 a month pre-tax for medical, dental, vision for family of three and long term disability buy up insurance (come out of paycheck off the top)
300 a month homeowners insurance (replacement cost coverage -- earthquake coverage etc. too) This is funding to pay annual bill.
300 a month to pay semi-annual auto insurance premiums on cars
200 a month high speed internet, streaming services, other computer subscriptions -- things like apple music, etc.
250 a month (electric, gas, water, sewage, trash pickup)
200 a month cell phones
120 a month cleaning service
120 a month hair care (coloring, highlights, haircuts) -- I get my hair colored and get highlights every 10 weeks.
400 a month in savings fund to buy cars for cash every 10 years or so (could defer -- we use monies for large auto repairs as needed too)
80 a month tennis club membership and court time
80 a month for rep season tickets
50 a month to cover preventative snaking by plumber for tree roots every year, grass and tree treatments, treating ash trees to prevent bore ash disease every two years, turn on and turn off of sprinkler system
50 a month to pay annual umbrella liability insurance policy