ABCE
1
HSA Wealth Creation Calculator
2
3
This calculator is designed to help high net worth investors determine if they should use an HSA as a "stealth IRA."
4
Investors can enter assumptions about returns, time horizon, and types of withdrawals they will make.
5
6
Calculator Guide
7
Cells with blue text in bold and italics are inputs. You can edit these manually.
8
Cells with white background and black text are calculations. Typically, these should not be edited.
9
10
#Field DescriptionValueNotes
11
1Amount Contributed To HSA$7,750
12
2Your Current Marginal Federal + State Tax Rate30.0%This should NOT be your blended tax rate, but your marginal tax rate (the tax you'll pay on every additional dollar of income)
13
3Expected Annual Investment Return (Tax Advantaged Accounts)8.0%You'll need to make an assumption about the returns your investments will realize.

401(k) investments will grow tax free; this should be the expected return for a tax advantaged account.
14
4Expected Dividend Yield2.0%
15
5Expected Tax Rate On Qualified Dividends23.8%
16
6Annual Return On Taxable Account7.5%
17
7Years Until Retirement25
18
8Your Expected Marginal Federal + State Tax Rate In Retirement25.0%Non-qualified withdrawals from an HSA may be taxed as Ordinary Income
19
9Your Expected Capital Gains Tax Rate In Retirement20.0%If you leave your money in a taxable account, gains are taxed as capital gains (and not ordinary income)
20
10Penalty Rate For Early, Non-Qualified Withdrawals20.0%
21
11Percentage Of Future Account Value Expected To Be Withdrawn For Non-Qualified Expenses Before Age 650.0%
22
12Percentage Of Future Account Value Expected To Be Withdrawn For Non-Qualified Expenses After Age 65100.0%
23
If you don't invest in an HSA:
24
13Pre-Tax Growth Of Contribution In Taxable Account$47,527
25
14Capital Gains Taxes Owed$7,955
26
15After-Tax Taxable Account Value$39,571
27
If you invest in an HSA, and use money exclusively for qualified health expenses:
28
16Growth Of Contribution In Tax-Free Account$53,076We assume you'll invest this money (that you otherwise would have had to pay in taxes) into a taxable account. At the end of your time horizon entered above, it will grow to this amount.
29
17Tax Savings Today$2,325
30
18Growth Of Tax Savings In Taxable Account$14,258
31
19Capital Gains Taxes Owed In Retirement$2,387
32
20Total Future Tax Free Value, Prior To Taxes And Penalties$64,947
33
This next section calculates taxes and penalties owed on withdrawals for non-qualified health expenses (if you entered any expected values above)
34
21Non-Qualified Withdrawals Before Age 65$0
35
22Non-Qualified Withdrawals After Age 65$53,076
36
23Taxes Owed For Non-Qualified Withdrawals Before Age 65$0
37
24Penalty Owed For Non-Qualified Withdrawals Before Age 65$0
38
25Taxes Owed For Non-Qualified Withdrawals After Age 65$13,269
39
26Penalty Owed For Non-Qualified Withdrawals After Age 65$0
40
27Total Future Value After Taxes and Penalties$51,678
41
28Wealth Created By HSA This Year$12,107