Detailed cost analysis · Gross and net yields · Long-term vs short-term rentals · 2026 data
Real estate investment in all three markets operates under fundamentally different cost structures, regulatory environments and yield profiles. A headline gross yield comparison between Miami and Marbella can be misleading without accounting for the dramatically different ownership cost stacks — particularly insurance, HOA fees, property taxes and management expenses — which erode net yields significantly more in Florida than in Spain.
This report builds a detailed model for a €400,000 / $500,000 investment property in each market — a comparable entry point in all three — and traces the journey from gross rent to true net yield after all ownership costs.
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🇺🇸 MIAMI
5.9–7.8% gross
1.0–1.5% net ⚠️
Long-term residential · after HOA, insurance, property tax, mgmt
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🇪🇸 COSTA DEL SOL avg
6.3–7.0% gross
2.8–3.2% net
Long-term · after community fees, IBI, mgmt, non-resident tax
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🇪🇸 MARBELLA
5.0–6.5% gross
2.9–3.4% net
Long-term · premium assets; STR can reach 7–14% gross
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2-bedroom apartment · residential investment · long-term tenant · professionally managed
| Cost Item | Miami (USD/yr) | Costa del Sol (EUR/yr) | Marbella (EUR/yr) |
|---|---|---|---|
| Gross annual rental income | $36,000 | €22,800 | €24,000 |
| Gross yield | 7.2% | 5.7% | 6.0% |
| Property management fee (8–20%) | –$4,320 (12%) | –€1,824 (8%) | –€2,160 (9%) |
| Annual property tax (IBI / local tax) | –$7,500 (1.5% assessed) ⚠️ | –€400 (IBI, low cadastral) | –€600 (IBI) |
| HOA / Community fees | –$3,600 ($300/mo) | –€1,440 (€120/mo) | –€1,800 (€150/mo) |
| Building / landlord insurance | –$3,000 – $6,000 ⚠️ | –€400 – €600 | –€500 – €800 |
| Maintenance & repairs (1% rule) | –$5,000 | –€3,000 | –€3,000 |
| Vacancy allowance (5–8%) | –$2,160 | –€1,140 | –€1,200 |
| Income / rental tax (non-resident basis) | Fed: ~$7,200 (20%); FL: $0 | –€3,648 (19% IRNR non-res.) | –€3,840 (19% IRNR non-res.) |
| NET ANNUAL INCOME (approx.) | $5,220 – $7,220 | €11,148 – €12,948 | €11,400 – €13,400 |
| TRUE NET YIELD (after all costs) | 1.0% – 1.5% ⚠️ | 2.8% – 3.2% | 2.9% – 3.4% |
⚠️ Miami insurance crisis: Florida’s property insurance market is in structural distress. Multiple major carriers have exited the state since 2022, and premiums for a $500,000 condo in Miami have risen to $3,000–$6,000+ per year — with some beachfront buildings recording premiums of $10,000–$20,000/year. Special assessments from aging condo buildings (post-Surfside legislation) can add $10,000–$50,000+ per unit in one-off costs. These factors drastically erode net yields on Miami condominiums in particular.
Tourist rental model · 2-bedroom apartment · peak market areas
| Metric | Miami (USD) | Costa del Sol avg (EUR) | Marbella (EUR) |
|---|---|---|---|
| Average nightly rate (peak season) | $180 – $350 | €120 – €200 | €150 – €350+ |
| Average annual occupancy | 65–75% | 60–75% (seasonal) | 70–85% (beachfront) |
| Gross yield (STR model) | 7% – 10% | 7% – 11% | 7% – 14% |
| Management fee (STR) | 18–25% of revenue | 18–25% of revenue | 18–25% of revenue |
| Licensing requirements | By municipality; Miami Beach: strict STR bans in many zones | VFT tourist licence required (Junta Andalucía); community building vote needed | VFT licence required; Marbella reviewing new restrictions (2025) |
| Estimated net yield (STR, all costs) | 3% – 5% | 4% – 6% | 4% – 7% |
| Metric | Miami | Costa del Sol avg | Marbella |
|---|---|---|---|
| Price growth 2023–2025 (cumulative) | +5–8% (moderating) | +20–25% | +13–18% YoY (2024–25) |
| Price growth forecast 2026–2028 | +3–5% / yr (stable) | +5–8% / yr | +7–9% / yr (prime areas) |
| Key risk to prices | Insurance crisis; climate risk; condo reserves legislation; rate sensitivity | STR regulation tightening; rising entry prices compressing yields | Limited supply keeps risk low; PGOM may constrain new development further |
| Total return (yield + appreciation, 5-yr) | ~5–8% blended | ~9–13% blended | ~10–15% blended |
One-time costs at purchase · Percentage of purchase price
| Cost Item | Miami (approx. %) | Costa del Sol / Marbella (approx. %) |
|---|---|---|
| Transfer / stamp duty tax | ~0.7% (documentary stamp) | 7% ITP (resale) · 10% IVA (new build) |
| Legal / notary / registration | ~1–2% (attorney, title, recording) | ~1–2% (notary, registro, gestoría) |
| Real estate agent commission | 2–3% (buyer typically pays) | 2–5% (paid by seller in Spain; sometimes split) |
| Mortgage arrangement / survey | 0.5–1% (origination + survey) | ~1% (bank fees; tasación mandatory) |
| TOTAL ACQUISITION COSTS | ~4–6% | ~10–13% (resale) · ~13–16% (new build) |
📌 Spain’s higher acquisition costs (driven primarily by the 7–10% transfer tax) mean that investment holds of less than 3–5 years are harder to justify on a net basis. Conversely, once purchased, Spain’s very low annual holding costs (IBI is typically €300–800/yr on a €400,000 property vs $7,500+ in Miami) significantly favour long-term holds and provide better protection of cash flow during void periods.
| Investment Factor | Miami | Costa del Sol avg | Marbella |
|---|---|---|---|
| Gross yield | ★★★★☆ 7.2% | ★★★★☆ 6.5% | ★★★☆☆ 5.5–6% |
| Net yield (after all costs) | ★★☆☆☆ 1–1.5% ⚠️ | ★★★★☆ 3–3.5% | ★★★★☆ 3–3.5% |
| Annual holding costs (as % of value) | ★★☆☆☆ 5.5–7%+ ⚠️ | ★★★★★ 1.5–2.5% | ★★★★☆ 2–3% |
| Capital appreciation (5-yr outlook) | ★★★☆☆ +3–5%/yr | ★★★★☆ +5–8%/yr | ★★★★★ +7–9%/yr |
| Entry / acquisition costs | ★★★★★ 4–6% | ★★★☆☆ 10–13% | ★★★☆☆ 10–13% |
| Liquidity & resale market | ★★★★☆ High | ★★★☆☆ Medium–High | ★★★★☆ High (prime) |
| Regulatory risk (STR / tenant law) | ★★☆☆☆ High (insurance + condo law) | ★★★☆☆ Medium (STR tightening) | ★★★☆☆ Medium |
| Currency / political risk | ★★★★★ USD stability | ★★★★☆ EUR / EU stability | ★★★★☆ EUR / EU stability |
| STR (Airbnb-type) upside potential | ★★★☆☆ Restricted in many zones | ★★★★☆ Strong (6–9% gross) | ★★★★★ Excellent (7–14% gross) |
| OVERALL INVESTMENT PROFILE | Gross-attractive; net-challenging due to costs | Solid yield + strong appreciation | Best total return; premium pricing |
The data points to three distinct investment profiles across these markets, with no universal winner — the optimal choice depends on the investor’s tax residency, currency base, time horizon and primary objective.
| Investor Profile | Best Market | Rationale |
|---|---|---|
| Long-term buy-to-let (pure yield) | Costa del Sol (non-Marbella) | Estepona, Fuengirola, Benalmádena offer better price-to-rent ratios than prime Marbella with similar holding costs; gross yields of 6–7% compress to net 3.5–4.5% |
| Short-term holiday rental (STR) | Marbella (beachfront) | Gross yields of 7–14%, average weekly holiday rental of €1,270 (Costa del Sol), 85–95% summer occupancy; 13.8 million visitors/yr to the region in 2025; VFT-licenced properties are increasingly valuable as regulation tightens |
| Capital appreciation (5–10 yr) | Marbella | +7–9% annual forecast vs +3–5% Miami; structural supply constraint (PGOM 2025, coastal protection) and sustained international luxury demand underpins long-term price floor; prime reference already at €17,150/m² (Puente Romano) |
| Cost of living (resident) | Costa del Sol avg | 30–50% cheaper than Miami on all major cost lines; excellent public healthcare; affordable quality food and dining; minimal heating costs |
| Luxury lifestyle (resident) | Marbella | World-class dining, golf, beach clubs and international community at costs still 40–50% lower than Miami equivalents; European stability; proximity to rest of Europe |
| Currency-diversified USD investor | Miami + Marbella (split) | Marbella offers superior net yields and appreciation in EUR terms; Miami preserves USD-denominated returns and Florida tax advantages; a split allocation captures both liquidity and lifestyle yield |
🏡 The core finding: Miami’s headline gross yields look attractive — but after Florida’s exceptional insurance premiums, property taxes, HOA fees and federal income tax, true net yields compress to 1–1.5% on a standard condo investment. The Costa del Sol and Marbella, despite higher acquisition costs, deliver net yields of 3–3.5% on long-term lets and 4–7% on managed STR operations — alongside capital appreciation of 5–9% per year — making the total return proposition significantly more compelling for a 5–10 year investment horizon.
More information: Costa del Sol Real Estate Market 2026
Sources: RentCafe (Miami rental data March 2026) • Idealista (Costa del Sol price data Feb 2026) • Panorama Marbella Market Report 2026 • Livingstone Estates Q1 2026 Market Update • Global Property Guide (Spain rental yields 2025) • Time and Home Rental Market Report Costa del Sol 2025 • Alta Moderna Spanish Real Estate Statistics 2025 • Ark7 / Threshold Miami Rental Market Trends 2026 • Florida Office of Insurance Regulation • Junta de Andalucía (VFT regulations) • IRNR Spain (non-resident rental tax rules).
All figures are indicative and should be verified with current market data before making investment decisions. Always consult a qualified tax advisor, financial advisor and property lawyer in both jurisdictions before purchasing.
