flatin.pt Find an apartment

New developments in Seixal

Our catalogue lists 2 new developments in Seixal. 2 of them have units for sale: 18 in total, 305 000 €–895 000 €, median 4 900 €/m². Median price of home sales in the municipality: 2 800 €/m² (INE, 2026-Q1; all sales, not only new builds).

Developments in Seixal

Map of the developments

By typology

Developers in Seixal

What buying in Seixal costs

At the median price of units for sale (675 500 €): IMT 40 530 € + IS 5 404 € + Property registration (Casa Pronta) 375 € = Total on top of the price 46 309 €

Computed for a permanent own home, buyer aged 35 or over, mainland. 2026 IMT tables.

Municipal IMI rate: 0,325 % (2025, checked on 2026-09-12). IMI applies to the taxable value (VPT), not to the price.

Calculate IMT for another price · IMI rate in Seixal