How this unit prices vs. the model and the surrounding 00770 market.
Asking is 5.7% below predicted
Asking price
€123,000
€4,393/m²
Predicted price
€130,379
€4,656/m²
Implied savings
−€7,379
vs. model estimate
Where this listing sits in the market
00770 · asking vs. predicted €/m²
Asking €4,393/m²
Predicted €4,656/m²
€914/m²€1,732/m² (median asking price in this postcode)€4,868/m²
Recent quarterly €/m² trend · 00770
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Postcode median €/m²This listing's asking €/m²
Market context
How this listing compares to recent activity in 00770 Jakomäki — actual sold prices, typical seller flexibility, and how long listings sit before they close.
Days on market
177 days
Counted from when we first observed the listing, capped at our tracking window.
Median for 00770: 76 days (n=12).
Typical negotiation in this postcode
-4.5%
Average sold-vs-asking gap across 6 matched sales in 00770.
Implied close on this listing: €117,424.
Comparable realised sales · 00770
1 within ±30% size
Sold
Size
Asked
Sold price
€/m²
vs ask
2025-05-16
33.5 m²
€68,000
€56,000
€1,672
-17.6%
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
€130,379
€4,656/m²
Postcode reference
Median asking price in 00770 Jakomäki: €1,732/m²
· this unit asks €4,393/m²
The median asking price of the listings still online in this postcode, after each postcode’s outliers are trimmed back to its interquartile fence. It is a reference, not a model input: the model reads its own training encoding of the postcode, which is clamped and can differ.
Floor area
28.0 m²
Very high
Room count
1 room
Very high
Postcode
00770 · Jakomäki (asking median €1,732/m²)
High
Condition
Good
High
Year built
2017
High
Pipe renovation
Not reported
High
Monthly fee
€266/mo
High
Floor in building
1 / 2
High
Land ownership
Leased 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.
No pipe renovation reported
The listing doesn't mention a recent or planned renovation. Check the housing-company report (isännöitsijäntodistus) for confirmation.
Building & title
Quick reference for things that move the price beyond size and location.
Apartment
Floor
1 / 2
Condition
Good
Energy class
—
Balcony
No
Sauna
No
Building
Year built
2017
Total floors
2
Elevator
No
Title
Land
Leased plot
Pre-emption
No clause
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
€123,000
Transfer tax (1.5%)
€1,845
Admin / drafting fee (est.)
€380
Cash needed
€125,225
Monthly running costs
€/mo
Total housing-company fee
€266
Implied annual
€3,192
Realistic close estimate.
Sales in 00770 settle
4.5% off ask
on average (6 matched sales).
At that rate, this listing closes near
€117,424
(cash incl. tax + admin: €119,566).