How this unit prices vs. the model and the surrounding 00320 market.
Asking is 68.0% below predicted
Asking price
€280,000
€1,538/m²
Predicted price
€873,784
€4,801/m²
Implied savings
−€593,784
vs. model estimate
Where this listing sits in the market
00320 · asking vs. predicted €/m²
Asking €1,538/m²
Predicted €4,801/m²
€1,181/m²€5,174/m² (postcode median)€7,860/m²
Recent quarterly €/m² trend · 00320
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Postcode median €/m²This listing's asking €/m²
Market context
How this listing compares to recent activity in 00320 Etelä-Haaga — actual sold prices, typical seller flexibility, and how long listings sit before they close.
Days on market
0 days
Counted from when we first observed the listing, capped at our tracking window.
Median for 00320: 278 days (n=311).
Typical negotiation in this postcode
-6.1%
Average sold-vs-asking gap across 83 matched sales in 00320.
Implied close on this listing: €262,863.
Comparable realised sales · 00320
1 within ±30% size
Sold
Size
Asked
Sold price
€/m²
vs ask
2025-05-16
169 m²
€748,000
€722,500
€4,275
-3.4%
What the model considered
24 features · gradient-boosted regression
Predictions come from a non-linear XGBoost ensemble trained on a rolling 365-day window of Helsinki listings — not a postcode median with per-feature adjustments. Below are the values the model received for this unit, with each feature group's typical training-set importance.
Predicted
€873,784
€4,801/m²
Postcode reference
Median in 00320 Etelä-Haaga: €5,174/m²
· this unit asks €1,538/m²
Postcode median is one of 24 inputs (~12% of model importance).
Floor area
182.0 m²
Very high
Room count
5 rooms
Very high
Postcode
00320 · Etelä-Haaga (median €5,174/m²)
High
Condition
Satisfactory
High
Year built
1974
High
Pipe renovation
Completed 2025
High
Monthly fee
€2,311/mo
High
Floor in building
1 / 3
High
Land ownership
Own plot
Moderate
Elevator
No
Moderate
Sauna
No
Moderate
Balcony
No
Moderate
Importance is the typical share of model gain attributed to each feature group across the training set. The actual contribution to this specific prediction would require running SHAP on the live model.
Pipe renovation
Linjasaneeraus is the largest building-system replacement a Helsinki housing company performs — typical cost €25–55k per unit and often shifts the asking price.
Pipe renovation completed 2025
No imminent assessment expected; the cost is already absorbed into the asking price.
Building & title
Quick reference for things that move the price beyond size and location.
Apartment
Floor
1 / 3
Condition
Satisfactory
Energy class
—
Balcony
No
Sauna
No
Building
Year built
1974
Total floors
3
Elevator
No
Title
Land
Own plot
Pre-emption
Not reported
Deal economics
What you actually pay, what a realistic close looks like, and what a buyer can expect to earn from rent.
Cash at signing
€
Selling price
€280,000
Transfer tax (1.5%)
€4,200
Admin / drafting fee (est.)
€380
Cash needed
€284,580
Monthly running costs
€/mo
Total housing-company fee
€2,311
Implied annual
€27,737
Realistic close estimate.
Sales in 00320 settle
6.1% off ask
on average (83 matched sales).
At that rate, this listing closes near
€262,863
(cash incl. tax + admin: €267,186).