Housal tracks 7 BIR zonal value entries in Ilocos Sur. Zonal values range from ₱115/sqm to ₱500/sqm (average ₱281/sqm). Top classifications: RR (3), CR (3), A50 (3). Source: Bureau of Internal Revenue (BIR). Last checked June 19, 2026.
Ilocos Region
BIR Zonal Values in Ilocos Sur
Browse official property valuations across 0 cities and municipalities
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Cities & Municipalities in Ilocos Sur