Can I afford a kid at 36 on $100k income? (married)
Rosa & Aisha, 36 and 38, in Minneapolis, MN
exampleMarried, first baby on the way · $100k/yr household income
They're expecting their first child in Minneapolis and bracing for what it does to the budget.
36, married, $100k/yr. People often say "you can never afford kids." Here's the actual number: what one child does to this plan, and whether retirement still holds. Real math, not fear.
The setup
Age
36
Household income
$100,000/yr
Household
Married, dual income
Liquid savings
$48,000
Retirement savings
$144,000
Investing return
7%/yr
A child would create a shortfall at any timing tested
$293k
Total lifetime cost (lifestyle + education, inflation-adjusted)
Daycare (0–5)
$1,200/mo
Lifestyle bump
$90k
Education (life)
$203k
Savings w/ kid
22%
At current savings rate (24%), adding child costs of ~$293k (≈$90k lifestyle + $203k education) creates a shortfall regardless of timing. If your child takes student loans or attends a more affordable school, the picture improves significantly.
| Scenario | Timing | Retire NW | Retire SWR/mo | Shortfall | NW Impact |
|---|---|---|---|---|---|
| No kid | No new child | $705,911 ($300k in today's dollars) | $2,353 | Funded 9 years | — |
| 2027 | Have a child next year | $619,566 shortfall | $0 | At risk | -$1.3M |
| 2029 | Have a child in 3 years | $499,040 shortfall | $0 | At risk | -$1.2M |
| 2031 | Have a child in 5 years | $353,993 shortfall | $0 | At risk | -$1.1M |
This analysis includes $203k in engine-modeled out-of-pocket education (daycare through college, inflation-adjusted, net of any 529 draws). Many families use student loans, scholarships, 529 plans, or community college to reduce this. Without college funding, the financial impact is significantly lower. The decision to start a family involves deeply personal considerations that no spreadsheet can capture.
Your real number depends on your savings, debts, and city. The averages above are a starting point. Model your exact situation and get your verdict.
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Can a married household earning $100k at 36 afford a kid?
A child would create a shortfall at any timing tested
Total lifetime cost (lifestyle + education, inflation-adjusted)
$293k, modeled with Rightmont's projection engine for this exact scenario.
How was this calculated?
Rightmont runs your numbers through a year-by-year projection engine (taxes, compounding, Social Security, and your real cashflow) to model the outcome. Model your own version free in under a minute.
For educational purposes only, not financial advice.