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Kosowska, Siedlce

Art 19b developer offer prices — mandatory disclosure from data.gov.pl, not NBP transaction averages.

City
Warsaw
Units on 2026-07-22
1
Price range / m²
PLN 9,400 – PLN 9,400

Address Kosowska 4, 08-110, Siedlce Precise address

Register XLSX

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Open information prospectus

View source XLSX on dane.gov.pl

View dataset on dane.gov.pl

Fresh · synced about 19 hours ago

Unit offers

Developer asking prices compared to district and city transaction averages for a similar size band (NBP/GUS).

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Unit Area Offer / m² Status
#25
Show details
Price effective from
2026-10-07

City avg (similar size, 60–80 m²): PLN 14,381/m² · Primary 60–80 m² (2024) −34.6% below

Additional data from this developer's feed

Gmina Adresu Lokalu W Ktorym Prowadzona Jest Sprzedaz
Siedlce
Powiat Adresu Lokalu W Ktorym Prowadzona Jest Sprzedaz
siedlecki
Wojewodztwo Adresu Lokalu W Ktorym Prowadzona Jest Sprzedaz
Mazowieckie
Nr Nieruchomosci Adresu Lokalu W Ktorym Prowadzona Jest Sprzedaz
70
Gmina Adresu Siedziby Glownego Miejsca Wykonywania Dzialalnosci Gospodarczej Dewelopera
Ursynów
Powiat Adresu Siedziby Glownego Miejsca Wykonywania Dzialalnosci Gospodarczej Dewelopera
warszawski
Nr Lokalu Adresu Siedziby Glownego Miejsca Wykonywania Dzialalnosci Gospodarczej Dewelopera
106
Data Od Ktorej Cena Obowiazuje Cena Lokalu Mieszkalnego Lub Domu Jednorodzinnego Bedacych Przedmiotem Umowy Stanowiaca Iloczyn Ceny M2 Oraz Powierzchni
2026-10-07T16:00:00+00:00
 67.93 m² PLN 9,400 −34.6% below Primary 60–80 m² (2024) Available

All disclosed project fields

Every non-empty field from the latest register import for this investment.

Dane dewelopera

Nr NIP
9512517142

Lokalizacja inwestycji

Województwo
Mazowieckie
Gmina
Siedlce

Related investments

Other investments by Strus Development Sp. z o.o.

Frequently asked questions about Kosowska, Siedlce

How much does an apartment at Kosowska, Siedlce cost?
Every unit listed at Kosowska, Siedlce is offered at PLN 9 400/m², as filed in the Art. 19b register on July 22, 2026. This is the developer's asking price, not a transaction price.
Who is the developer of Kosowska, Siedlce?
Kosowska, Siedlce is being built by Strus Development Sp. z o.o. (NIP 9512517142), which publishes its mandatory offer prices under Art. 19b.
How many units are available at Kosowska, Siedlce?
The register lists 1 unit at Kosowska, Siedlce as of July 22, 2026.
Where is Kosowska, Siedlce located?
Kosowska, Siedlce is at Kosowska 4, 08-110, Siedlce, Siedlce.
Where does this price data for Kosowska, Siedlce come from?
Directly from the Art. 19b mandatory price register that Strus Development Sp. z o.o. is legally required to publish on dane.gov.pl. We reproduce the filing unchanged — these are asking prices set by the developer, not NBP transaction averages or listing-portal figures.

Compare with NBP transaction data →