Disability Insurance Calculator

Calculate disability insurance coverage needs, estimate premiums, and understand income protection options

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What is Disability Insurance?

Disability insurance replaces a portion of your income if you become unable to work due to illness or injury. It's one of the most important—yet often overlooked—types of insurance protection.

Why it matters: Your ability to earn income is likely your most valuable asset. There's approximately a 25% chance of experiencing a long-term disability during your working years, and only 5% of disabilities are work-related (workers' compensation won't help for most disabilities).

Protecting Your Income Through Disability Coverage

Disability insurance is the most overlooked yet critically important coverage for working-age adults. While most people insure homes ($300,000 assets) and cars ($30,000 assets), they neglect insuring their income-generating ability ($2-4 million lifetime earnings for average workers). Statistics reveal the risk: 25% of today's 20-year-olds will experience a disability lasting 90+ days before reaching retirement age. Without income protection, disability forces families to drain savings, accumulate debt, or declare bankruptcy.

Disability insurance replaces 50-70% of gross income if you become unable to work due to injury or illness. Policies vary significantly in definition of "disability"—own occupation (can't perform your specific job, most valuable for high-skill professionals) versus any occupation (can't perform any job you're reasonably qualified for, less protective). Elimination periods (30, 60, 90, or 180 days before benefits begin) function like deductibles—longer periods reduce premiums but require larger emergency funds to bridge the gap.

Group disability through employers offers base coverage but typically has limitations: benefits capped at $5,000-10,000 monthly regardless of actual income, coverage ends if you change jobs, and benefits are taxable if employer paid premiums. Supplemental individual policies fill gaps, cost more, but provide own-occupation definitions and tax-free benefits (when you pay premiums). For high-earners, professionals, and self-employed individuals, individual policies are essential since group coverage caps leave significant income exposure.

Cost-benefit analysis shows disability insurance is typically worthwhile for working-age adults with limited savings and dependents. A 35-year-old earning $75,000 pays approximately $100-150 monthly for quality individual coverage—2-2.4% of gross income. If disabled for just 2 years, benefits total $90,000-126,000, far exceeding lifetime premiums paid. However, healthy disabled individuals face decades of lost income. The alternative to insurance—self-insuring through massive savings—requires net worth exceeding 10-15x annual expenses, unrealistic for most workers under 50.

Short-Term vs Long-Term Disability

Short-Term Disability (STD)

Long-Term Disability (LTD)

  • Elimination Period: 0-14 days
  • Benefit Period: 3-6 months (up to 2 years)
  • Coverage: 60-70% of income
  • Typical Provider: Employer
  • Covers: Surgery recovery, broken bones, pregnancy complications
  • Elimination Period: 90-180 days
  • Benefit Period: 2 years to age 65
  • Coverage: 50-70% of income
  • Typical Provider: Individual policy
  • Covers: Cancer, heart disease, chronic conditions

Understanding Elimination Periods

Common Options:

The elimination period (or waiting period) is like a time-based deductible. It's the number of days you must be disabled before benefits begin.

  • 30 days: Benefits start quickly, but premium is 40-50% higher
  • 90 days: Most popular choice with balanced cost and protection
  • 180 days: Lower premium, requires larger emergency fund
  • 365 days: Lowest premium, only for those with substantial savings

Match your elimination period to your emergency fund: If you have 3 months of expenses saved, a 90-day elimination period is appropriate.

Own Occupation vs Any Occupation

Own Occupation

Modified Own Occupation

Any Occupation

Pays benefits if you cannot perform the material duties of YOUR specific occupation. You can work in a different field and still receive full benefits. Best for specialized professionals like surgeons, lawyers, and executives.

Example: A surgeon with hand tremors can't operate but can teach medical students. Own occupation pays full benefits; any occupation pays nothing.

Most common definition. Provides own occupation coverage for first 2-3 years, then switches to any occupation. This gives you time to recover or retrain for a new career.

Only pays if you cannot work in ANY occupation for which you're reasonably suited by education, training, or experience. Extremely difficult to qualify for benefits. Saves 15-20% on premiums but provides far less protection.

Tax Treatment of Benefits

After-Tax Premiums ✓

Pre-Tax Premiums ✗

Critical Rule: How you pay premiums determines if benefits are taxable

You pay premiums with money you've already paid income tax on.

Benefits: 100% tax-free

This is usually the best approach. 60% of income tax-free ≈ 80-85% of normal take-home pay.

Employer pays premiums or premiums deducted from paycheck pre-tax.

Benefits: 100% taxable as ordinary income

Can significantly reduce net benefit by 25-35% depending on tax bracket.

Important Riders to Consider

Cost of Living Adjustment (COLA)

Residual/Partial Disability

Future Increase Option

Increases your benefit amount each year while on claim to keep pace with inflation. Essential for long-term disabilities, especially if young. Adds 10-30% to premium.

Covers loss of income if working part-time or with reduced capacity. Without this, you receive nothing unless totally disabled. Well worth the 20-40% premium increase.

Buy more coverage later without a medical exam. Locks in insurability at current health. Best for young workers expecting income growth. Adds 10-15% to premium.

Common Mistakes to Avoid

  • Relying only on employer coverage: Employer plans typically cover only 60% up to $10,000/month and aren't portable if you change jobs.
  • Waiting until you're older: Premiums increase 10-15% every 5 years, and health conditions can make you uninsurable.
  • Choosing "any occupation" to save money: Saves 15-20% on premiums but makes it extremely difficult to qualify for benefits.
  • Skipping the residual rider: Many disabilities allow some work capacity. Without this rider, you get nothing unless totally disabled.

Who Needs Disability Insurance?

Absolutely Need DI:

Probably Need DI:

  • • Self-employed/business owners (no employer coverage)
  • • High-income earners ($100k+)
  • • Sole breadwinners with dependents
  • • Specialized professionals (doctors, lawyers, skilled trades)
  • • Anyone without 12+ months of expenses saved
  • • Dual-income families with mortgages/debts
  • • Workers with minimal employer DI coverage
  • • Anyone earning more than $50k/year
  • • Workers under 60 (too young for retirement)

Rule of thumb: If you couldn't maintain your lifestyle for 2+ years without your income, you need disability insurance.

Key Financial Terms

Understand the essential concepts behind this calculator

Any Occupation

Disability coverage that only pays benefits if you cannot work in any reasonable job based on your experience and education.

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Elimination Period

The waiting period before disability insurance benefits start—think of it as a time-based deductible.

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Income Replacement Ratio

The percentage of your paycheck a disability policy will replace while you are on claim.

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Own Occupation

Disability insurance that pays if you cannot perform the specific duties of your current job—even if you can work elsewhere.

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View all financial terms in our glossary →

Frequently Asked Questions

Common questions about the Disability Insurance Calculator

Aim for disability insurance that replaces 60-70% of your income, as this is standard. If you pay premiums with after-tax dollars, this can provide benefits equivalent to 80-85% of your take-home pay, but high earners may need supplemental policies due to coverage caps of 0,000-5,000 per month.

Social Security Administration Disability Statistics

Government research showing 25% of 20-year-olds will become disabled for 90+ days before retirement. Provides probability data for disability risk assessment and insurance need justification.

Own vs Any Occupation Definitions

Policy analysis explaining disability definition variations. Own occupation protects against inability to perform your specific job (valuable for specialists). Any occupation requires inability to work any job (harder to qualify).

Policy Terms Vary Significantly

Disability insurance policies differ in definition of disability, elimination periods, benefit periods, exclusions, and cost. Review actual policy documents and consult licensed insurance professionals before purchasing coverage.