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ZIP Code 99603 Housing Market

ZIP code 99603 is located in Kenai Peninsula Borough, Alaska. Based on the FHFA House Price Index, the most recent annual HPI value is 300.9 (2000 = 100) , with a year-over-year change of -2.06% as of 2025.

About This ZIP Code

ZIP code 99603 is one of the most active real estate sub-markets in Kenai Peninsula Borough, Alaska. The FHFA House Price Index tracks cumulative price appreciation since 2000, providing a consistent measure of long-term value change in this specific ZIP area.

For full county-level context, see the Kenai Peninsula Borough Housing Market page, which includes ACS median home values, rent, owner-occupancy, employment, migration, and other economic indicators.

Other Active ZIPs in Kenai Peninsula Borough

Data Source: FHFA House Price Index for Five-Digit ZIP Codes (All-Transactions Index, 2000 = 100). Data as of 2025. This product uses FHFA Data but is neither endorsed nor certified by FHFA.