Housal tracks 429 BIR zonal value entries in Isabela. Zonal values range from ₱100/sqm to ₱10,000/sqm (average ₱692/sqm). Top classifications: RR (283), A1 (105), CR (100). Source: Bureau of Internal Revenue (BIR). Last checked June 3, 2026.
Cagayan Valley
BIR Zonal Values in Isabela
Browse official property valuations across 0 cities and municipalities
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Cities & Municipalities in Isabela