Real estate advice
How to determine the value of your property?
What is the real value of my property? Here's how to assess it concretely and calmly: the 4 key factors at play, the valuation methods and the pitfalls to avoid.

Tamara Debremaeker
2 May 2025 · 7 min read
When you're considering selling a property, or simply taking stock of your assets, one question inevitably comes up: what is its real value? Estimating a property is more than a simple mathematical operation. It's a blend of analysis, market knowledge and common sense. Here's how to assess the value of a property concretely and calmly.
1. Why estimate the value of your property?
Knowing the value of your property is essential in several situations:
- To prepare a sale, at the right price
- To make a gift or arrange an inheritance
- To negotiate a loan with your bank
- To make an asset-related decision (investment, separation, buyout, etc.)
Knowing the fair price of your property allows you to make informed decisions. A poorly assessed price can cost you time (if too high) or money (if undervalued).
2. The 4 key factors that influence value
Location
This is the number one criterion. A property in the city centre, close to public transport or schools, will often be worth more than an isolated property, even one with a generous surface area.
The features of the property
Several elements come into play:
- Living area
- Number of bedrooms
- Quality of materials
- Energy performance (EPC)
- Presence of a garden, garage or terrace
- Recent or upcoming works
The state of the market
The real estate market varies depending on the period and the region. Local demand, interest rates and socio-economic trends all play a decisive role.
Emotion and potential
An atypical, bright property with an unobstructed view or beautiful ceiling height can spark a real crush and a higher valuation.
3. The different valuation methods
The comparative approach
This is the most common method. It involves comparing your property with other similar properties recently sold in the same area. Advantages: fast, based on the real market. Limitations: not all properties are easy to compare.
The capitalisation approach
Used in particular for rental investments, it involves calculating the theoretical value of the property based on the rents it generates and the return expected by investors.
Online estimators
Free tools exist, accessible in just a few clicks, which give a value range based on algorithms. They're useful for a first overview, but should be taken with a pinch of salt: they often ignore the actual condition of the property.

Valuation by a professional
This is by far the most reliable method. Having your property valued by a trusted agency provides a precise, tailored analysis. At Chrysalide, every valuation is justified, transparent and adapted to your situation. No figure plucked out of thin air: we take the time to understand the property, its context and its strengths.
4. The pitfalls to avoid
Relying solely on the purchase price
The market evolves. Buying 10 years ago doesn't necessarily mean the property is worth more today.
Overestimating your property out of personal attachment
A property we love is always worth more in our eyes. But the buyer doesn't always share our story.
Thinking a property « will sell anyway »
Even in a tight market, a poorly valued property stays on the market. And the longer a property remains listed, the more its credibility drops.
5. Why call on Chrysalide to value your property?
A human and honest approach
At Chrysalide, we don't promise you inflated prices to win you over. We build a relationship of trust. Every valuation comes with a clear explanation, real data and our on-the-ground experience.
A fine-grained local knowledge
We know the neighbourhoods, the streets, the dynamics and the expectations of buyers. This knowledge allows us to fine-tune the valuation strategy for each property.
A strategic valuation
We also advise you on the small-budget actions that can increase perceived value (staging, photos, light home staging, etc.)
6. How to request a free valuation?
Three simple steps:
- Fill in the online form with a few key details
- An expert will contact you within 24h
- Visit of the property and delivery of a complete file, with no obligation
In conclusion
Knowing the value of your property means, above all, understanding the market, its strengths and the image it conveys. It's a key step to selling with peace of mind, negotiating calmly, or simply making the right choice for what comes next. And when you're well supported, this step becomes a real opportunity.

Article by
Tamara Debremaeker
Founder of Immochrysalide
