How Does Home Equity Work in Belgium


The Short Answer
Home equity is the difference between the actual market value of your property and the outstanding balance on your mortgage.
Example:
- Property value: €400,000
- Your debt (mortgage): €150,000
- Your equity: €250,000
When you sell your property, you receive this equity (minus costs) in cash.
HOWEVER: You pay significant costs, so you do not keep everything:
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Compare agents →- Estate agent commission (3-4%)
- Notary fees (±2%)
- Tax on the gain (0%-60%, depending on your situation)
- Possibly a ground rent or other charges
In this guide we explain how to calculate your equity and what you will actually receive.
1. What Is Home Equity, Exactly?
The Concept:
Equity = Property value - Debt
It is straightforward: the wealth you have built up in your home.
Example:
| Element | Amount |
|---|---|
| Property value (estimated) | €400,000 |
| Mortgage balance | €150,000 |
| Equity | €250,000 |
That €250,000 is YOUR money. When you sell, you get it back (minus costs).
How Do You Build Equity?
1. By Repaying Your Mortgage
- You make monthly repayments
- Your debt falls, your equity rises
- After 20 years: debt €0, equity = 100% of property value
2. By Increasing the Property's Value
- Renovation: bathroom, kitchen, roof
- Market appreciation: a property in a popular neighbourhood becomes more valuable
- Both at once: the best scenario
Example Over 10 Years:
| Year | Mortgage | Property Value | Equity |
|---|---|---|---|
| 0 | €250,000 | €300,000 | €50,000 |
| 5 | €200,000 | €340,000 | €140,000 |
| 10 | €150,000 | €400,000 | €250,000 |
Your equity grows from €50,000 to €250,000 (5x!) thanks to repayment and value appreciation.
2. Calculating Your Equity - Step by Step
Step 1: Determine Your Property's Value
How?
- Online estimate (Immoweb, Realo)
- Free estimate from an estate agent
- Professional valuation (€800-€2,000)
Assume: Your property is worth €400,000
Step 2: Determine Your Mortgage Balance
How?
- Check your mortgage deed
- Or: Call your bank
- Or: Check your latest annual statement
Assume: Your debt is €150,000
Step 3: Calculate Your Equity
Formula:
Equity = Property value - Debt
€400,000 - €150,000 = €250,000
This Is Your Gross Equity (before costs)
3. The Costs of Selling - What Will It Cost You?
This is crucial. You do NOT keep everything.
Cost Overview:
| Cost type | Percentage | Amount (on a €400k property) | Who Pays |
|---|---|---|---|
| Estate agent commission | 3-4% | €12,000-€16,000 | You (seller) |
| Notary fees | ±2% | €8,000 | You (seller) |
| Registration duties | 0% (you are selling) | €0 | Buyer |
| Environmental report | 0.1% | €400 | You (seller) |
| Energy performance certificate (EPC) | - | €100-€200 | You (seller) |
| Property tax | - | €0-€200 | You (seller) |
| Valuation costs (if needed) | - | €0-€800 | You (seller) |
| TOTAL COSTS | 5-6% | €20,000-€24,000 | You |
What This Means: On a €400,000 sale price you pay €20,000-€24,000 in costs.
4. Practical Example: Equity at the Point of Sale
Situation:
- Property value: €400,000
- Mortgage balance: €150,000
- Gross equity: €250,000
- Selling costs: 5% = €20,000
Calculation:
| Element | Amount |
|---|---|
| Sale price | €400,000 |
| Estate agent commission (3.5%) | -€14,000 |
| Notary fees | -€8,000 |
| EPC/Environmental/Other | -€1,000 |
| Net after costs | €377,000 |
| Mortgage repayment | -€150,000 |
| YOUR NET EQUITY | €227,000 |
You Walk Away With: €227,000 (from €250,000 gross)
That is 91% of your gross equity. The remaining 9% goes on costs.
5. Estate Agent Commission - The Biggest Cost
This is usually your LARGEST expense.
What Is Estate Agent Commission?
The agent receives a percentage of your sale price (not of your debt).
Rates (2025):
| Agent type | Commission | Range |
|---|---|---|
| Standard agent | 3-4% | Most common |
| Budget agent | 1.5-2.5% | Cheaper, fewer services |
| Exclusive agent | 4-6% | Premium service |
| No agent (private sale) | 0% | Much more work for you |
Example:
- Sale price: €400,000
- Commission (3.5%): €14,000
That Is a Lot of Money! Many sellers try to negotiate the commission.
Can You Negotiate?
Yes, but:
- Budget agents are firmer on price
- Exclusive agents are less flexible
- A base rate of 3% is standard (difficult to go lower)
- Sometimes: 0.5% discount if you sell 2 properties
6. Notary Fees - The Second Biggest Cost
This is mandatory - you cannot avoid it.
What Does the Notary Do?
- Checks all the paperwork
- Handles the transfer of ownership
- Repays the mortgage (on your behalf)
- Draws up the official deed
- Registers the sale
Cost Range:
- €4,000-€8,000 (depending on property price)
- Typically: 2% of the sale price
What Does It Include?
| Element | Amount (€400k property) |
|---|---|
| Notary's professional fee | €3,000-€4,000 |
| Administration and file costs | €500-€800 |
| Court costs | €300-€500 |
| Miscellaneous costs | €200-€400 |
| TOTAL | €4,000-€5,700 |
This Is Non-Negotiable - notary fee scales are set by law.
7. Tax on the Gain - This Can Be Substantial!
This depends heavily on your situation.
You Have 3 Scenarios:
Scenario A: Own Home (NO Tax)
Definition: You live there, it is your only property, and you have lived there for at least 5 years.
Tax on the gain:0% ✓
Example:
- You bought for €250,000
- You sell for €400,000
- Gain: €150,000
- Tax: €0
This is a MAJOR advantage in Belgium!
Scenario B: Investment Property (33% TAX)
Definition: You rented it out; it is not your own home.
Tax on the gain:33% capital gains tax
Example:
- You bought for €250,000
- You sell for €400,000
- Gain: €150,000
- Tax: €150,000 × 33% = €49,500
That is A LOT!
Scenario C: Speculation (Up to 60% TAX)
Definition: You bought it to resell quickly (not to live in).
Tax:0%-60% (depending on how quickly you resell)
Example:
- You bought for €250,000 in 2023
- You sell for €400,000 in 2024 (quickly!)
- Gain: €150,000
- Tax: up to €90,000 (60%)
Belgium penalises speculation heavily!
8. Full Example: 3 Scenarios
Scenario 1: Own Home (Best Case)
Situation:
- Sale price: €400,000
- Mortgage balance: €150,000
- It is your own home (lived in for 5+ years)
Calculation:
| Item | Amount |
|---|---|
| Sale price | €400,000 |
| Estate agent commission (3.5%) | -€14,000 |
| Notary fees (±2%) | -€8,000 |
| EPC/Environmental/Other (0.5%) | -€2,000 |
| Subtotal after costs | €376,000 |
| Mortgage repayment | -€150,000 |
| Tax on gain (0%) | €0 |
| NET EQUITY | €226,000 |
You walk away with: €226,000 from your €250,000 gross equity (90%)
Scenario 2: Investment Property (Worse)
Situation:
- Sale price: €400,000
- Mortgage balance: €150,000
- You rented it out (investment property)
Calculation:
| Item | Amount |
|---|---|
| Sale price | €400,000 |
| Estate agent commission (3.5%) | -€14,000 |
| Notary fees (±2%) | -€8,000 |
| EPC/Environmental/Other (0.5%) | -€2,000 |
| Subtotal after costs | €376,000 |
| Mortgage repayment | -€150,000 |
| Gain: €400k - €250k = €150k | €150,000 |
| Tax on gain (33%) | -€49,500 |
| NET EQUITY | €176,500 |
You walk away with: €176,500 from your €250,000 gross equity (71%)
Difference: €50,000 less because you had rented it out!
Scenario 3: Speculative Sale (Worst Case)
Situation:
- Sale price: €400,000
- Mortgage balance: €150,000
- You bought it 1 year ago (speculation!)
Calculation:
| Item | Amount |
|---|---|
| Sale price | €400,000 |
| Estate agent commission (3.5%) | -€14,000 |
| Notary fees (±2%) | -€8,000 |
| EPC/Environmental/Other (0.5%) | -€2,000 |
| Subtotal after costs | €376,000 |
| Mortgage repayment | -€150,000 |
| Gain: €400k - €250k = €150k | €150,000 |
| Tax on gain (50% speculation) | -€75,000 |
| NET EQUITY | €151,000 |
You walk away with: €151,000 from your €250,000 gross equity (60%)
Much Worse: You lose €75,000 in tax because of speculation!
9. Ground Rent - An Extra Cost (Sometimes)
Some properties are held on a ground lease. This can be an additional cost to factor in.
What Is a Ground Lease?
You own the building, but not the LAND beneath it. You are renting the land.
Annual cost: €300-€1,000 per year (depending on the terms)
On Sale?
- You buy out the land lease - you pay a one-off amount
- Or: The buyer takes over the ground lease (reflected in the price)
Extra Costs: €5,000-€50,000 (depending on lease conditions)
Where? Mainly at the coast, in Brussels, and in certain specific neighbourhoods.
10. ROI - Return on Investment
How much have you actually earned from your property?
Example Over 15 Years:
Purchase (15 years ago):
- Purchase price: €250,000
- Registration duties: €25,000
- Agent fees: €7,500
- Total investment: €282,500
Sale (Now):
- Sale price: €400,000
- Costs (see calculation): €24,000
- Tax (own home): €0
- Net received: €376,000
- Minus outstanding mortgage (€80,000 remaining): €296,000
Your Return:
- Profit: €296,000 - €282,500 = €13,500
- Return: 5% over 15 years = 0.33% per year
Is That Good?
- Not impressive on a purely financial basis
- BUT: You lived in the property for 15 years (real value)
- BUT: You paid no rent (significant saving)
- BUT: Money tied up in property is secure (not speculative)
11. Practical Tips - How to Maximise Your Equity
Tip 1: Renovate Wisely
Renovations that add value:
- ✅ Bathroom/kitchen
- ✅ Roof repairs
- ✅ Energy-saving improvements (better EPC rating)
Renovations that still cost a lot but add little:
- ❌ Overly personal decoration
- ❌ Expensive artwork
- ❌ Luxury features that do not appeal to everyone
ROI: 60-80% of what you spend.
Tip 2: Wait for the Right Moment
The market fluctuates:
- Low interest rates = more buyers = higher prices
- High interest rates = fewer buyers = lower prices
Timing can make a 10-20% difference!
Tip 3: Keep Costs Down
- Negotiate the agent's commission (0.5% discount?)
- Keep your paperwork in order (smoother notary process)
- Good EPC rating (no unnecessary remedial work)
Potential saving: €2,000-€5,000
Tip 4: Make Your Property Look Its Best
Making your property attractive to buyers:
- Thorough cleaning
- Proper staging
- Quality photos online
- Open house
This leads to higher offers!
12. Summary: Home Equity When You Sell
Key Points:
- Equity = Property value - Debt
- You pay 5-6% in selling costs (agent, notary)
- Own home: 0% tax on the gain (a major advantage)
- Investment property: 33% tax (significant)
- Speculation: up to 60% tax (heavily penalised)
- You keep 70-90% net (depending on property type)
Summary in Numbers:
- Gross equity: €250,000
- After selling costs: €226,000 (own home) to €151,000 (speculation)
Golden Rule: Buy for yourself (own home) = low tax. Buy to speculate = heavy tax.
Next Step
Want to maximise your equity? Get in touch with an estate agent for a free valuation or read our guide on selling your home.
Good luck!

Aydan Arabadzha
Oprichter & Strategist
"Tech entrepreneur and strategist focused on digital transformation in the real estate sector."
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