San Diego wins overall by ~9% (COL index)
Cost of living: Boston vs San Diego (2026)
A $89,000 salary in Boston buys roughly what $81,309 does in San Diego (COL-adjusted). Your real trade-offs are taxes, rent, and day-to-day prices — we break them down and personalize below.
Your move simulator
Tell us about your household — we calculate your real annual savings.
Estimated annual swing
−$3,057/yr
Favoring San Diego for this income & household (illustrative).
With the extra $255/mo, you could pay down a $15,000 card balance in ~59 months and still keep ~$31/mo for dining out.
Studio rent/mo
1BR rent/mo
2BR rent/mo
Median home price
Groceries index (100 = US avg)
Budget meal (1 person)
Mid-range dinner (2)
Monthly transit pass/mo
Gas price/gal
Car insurance/mo
Monthly utilities bundle/mo
Internet/mo
Median household income/yr
State income tax%
Sales tax (combined)%
Movie ticket
Gym membership/mo
Beer at restaurant
Overall COL index (100 = US avg)
Walk score / 100
| Category | Boston Massachusetts | San Diego California | Who wins | Your impact at $89K · 1br · 1 car |
|---|---|---|---|---|
| 🏠 HousingQ1 2026 | ||||
| Studio rent/mo | $2,400 | $2,100Wins | San Diego wins −$300/mo | $3,600/yr saves in San Diego |
| 1BR rent/mo | $3,000 | $2,600Wins | San Diego wins −$400/mo | $4,800/yr saves in San Diego |
| 2BR rent/mo | $4,000 | $3,500Wins | San Diego wins −$500/mo | $6,000/yr saves in San Diego |
| Median home price | $700KWins | $850K | Boston wins +$150K | — |
| 🛒 Food & GroceriesQ1 2026 | ||||
| Groceries index (100 = US avg) | 110 | 109Better | San Diego wins -1 | — |
| Budget meal (1 person) | $18Better | $18 | — | — |
| Mid-range dinner (2) | $75Better | $75 | — | — |
| 🚌 TransportationQ1 2026 | ||||
| Monthly transit pass/mo | $90Better | $100 | Boston wins +$10/mo | — |
| Gas price/gal | $3.40Wins | $4.40 | Boston wins +$1.00 | — |
| Car insurance/mo | $165Better | $165 | — | — |
| ⚡ UtilitiesQ1 2026 | ||||
| Monthly utilities bundle/mo | $185 | $130Wins | San Diego wins −$55/mo | $660/yr saves in San Diego |
| Internet/mo | $70 | $65Better | San Diego wins −$5/mo | — |
| 💰 Income & TaxesQ1 2026 | ||||
| Median household income/yr | $90KBetter | $88K | Boston wins −$2K more/yr | — |
| State income tax% | 5.0%Wins | 9.3% | Boston wins +4.3 pp | $3,827/yr saves in Boston |
| Sales tax (combined)% | 6.3%Wins | 7.8% | Boston wins +1.5 pp | — |
| 🎬 LeisureQ1 2026 | ||||
| Movie ticket | $17.00Better | $17.00 | — | — |
| Gym membership/mo | $60 | $55Better | San Diego wins −$5/mo | — |
| Beer at restaurant | $8.00Better | $8.00 | — | — |
| 📊 OverviewQ1 2026 | ||||
| Overall COL index (100 = US avg) | 162 | 148Better | San Diego wins -14 | — |
| Walk score / 100 | 80Wins | 51 | Boston wins -29 more/yr | — |
Complete the Picture
While you’re comparing — don’t leave money on the table.
Tax-smart rewards
Turn ~$3,828/yr tax difference into cash back
San Diego fits your move math — cash-back cards stack on groceries, gas, and dining you're already doing.
Home + auto bundle
New state — new insurance rates
Bundling often saves hundreds/yr. Compare before you sign a lease in San Diego.
High-yield savings
Park ~$4,800/yr rent savings at 4–5%+ APY
Don't let relocation cash sit at 0% — put it to work until closing day.
More ways to compare this move
Ready to move?
Open the full interactive tool to add up to 5 cities, drop in your salary, and see rent burden.
Open full interactive toolComplete the Picture
While you’re comparing — don’t leave money on the table.
If cash is tight
Knock down high-interest debt first
A move has upfront costs — a balance transfer or personal loan can lower APR while you settle in.
If you're saving big
Invest the surplus on autopilot
Brokerages and robo-advisors help you dollar-cost average into the market with your new slack.
Frequently asked questions
Is Boston cheaper than San Diego?
No. San Diego is 9% cheaper than Boston based on overall cost of living indices (148 vs 162, where 100 = US average).
What is the average rent in Boston vs San Diego?
As of Q1 2026, the median 1-bedroom rent in Boston is $3,000/month and in San Diego is $2,600/month. Boston is more expensive by 15%.
How much do I need to earn in San Diego to match a $75,000 salary in Boston?
To maintain a similar lifestyle, you would need approximately $68,519/year in San Diego to match a $75,000 salary in Boston. This estimate is based on overall cost of living indices and does not account for individual spending patterns.
Which city has lower taxes — Boston or San Diego?
Boston has the lower state income tax rate at 5% vs 9.3%. The difference is 4.3 percentage points. Note that sales tax and local taxes also vary — see the full breakdown in the table above.
Is it worth moving from Boston to San Diego?
It depends on your priorities. San Diego offers lower overall costs, but both cities have different job markets, weather, and lifestyle trade-offs. Use the comparison table above to evaluate rent, groceries, transportation, and income potential side by side based on your specific budget.
Data sourced from Zillow, BLS, Numbeo, Tax Foundation, and US Census ACS · Updated Q1 2026 · For general guidance only
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Salary equivalent: Boston ↔ San Diego
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