How this unit prices vs. the model and the surrounding 00900 market.
Asking is 2.8% below predicted
Asking price
€116,000
€3,742/m²
Predicted price
€119,353
€3,850/m²
Implied savings
−€3,353
vs. model estimate
Where this listing sits in the market
00900 · asking vs. predicted €/m²
Asking €3,742/m²
Predicted €3,850/m²
€1,518/m²€2,336/m² (postcode median)€3,387/m²
Recent quarterly €/m² trend · 00900
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Postcode median €/m²This listing's asking €/m²
Market context
How this listing compares to recent activity in 00900 Puotinharju — actual sold prices, typical seller flexibility, and how long listings sit before they close.
Days on market
116 days
Counted from when we first observed the listing, capped at our tracking window.
Median for 00900: 117 days (n=57).
Typical negotiation in this postcode
-11.9%
Average sold-vs-asking gap across 12 matched sales in 00900.
Implied close on this listing: €102,230.
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
€119,353
€3,850/m²
Postcode reference
Median in 00900 Puotinharju: €2,336/m²
· this unit asks €3,742/m²
Postcode median is one of 24 inputs (~12% of model importance).
Floor area
31.0 m²
Very high
Room count
1 room
Very high
Postcode
00900 · Puotinharju (median €2,336/m²)
High
Condition
Good
High
Year built
1963
High
Pipe renovation
Completed 2016
High
Monthly fee
€202/mo
High
Floor in building
4 / 4
High
Land ownership
Leased plot
Moderate
Elevator
Yes
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 2016
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
4 / 4
Condition
Good
Energy class
—
Balcony
No
Sauna
No
Building
Year built
1963
Total floors
4
Elevator
Yes
Title
Land
Leased 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
€116,000
Transfer tax (1.5%)
€1,740
Admin / drafting fee (est.)
€380
Cash needed
€118,120
Monthly running costs
€/mo
Total housing-company fee
€202
Implied annual
€2,418
Realistic close estimate.
Sales in 00900 settle
11.9% off ask
on average (12 matched sales).
At that rate, this listing closes near
€102,230
(cash incl. tax + admin: €104,144).