Rostrenen vs Oeiras

Oeiras is a solid pick for expats who want Lisbon's airport 6 km away without Lisbon's crowds, and an overall expat score of 86/100 backs that up. The catch is the money: city centre one-bedroom rent runs $1,458/mo against an average monthly net salary of $1,477/mo, so you need remote income or savings, not a local job. English proficiency is limited and the expat community size is none, which means learning Portuguese is not optional here. Come for the Mediterranean climate and the D7 Passive Income Visa at $1,031/mo minimum, not for a ready-made social scene.

A one-bedroom in central Lisbon runs about $1,040/month, roughly a third of comparable Boston or DC rents. Combined with $776 in monthly living costs, a couple can live well under $2,500/month total, and the D7 visa only requires $1,031 income to qualify. The catch: Portuguese progressive tax hits 48% (top bracket), so this works best for retirees on fixed foreign income, not high earners staying tax resident.