Timber Lake-Harstine Island, WA - homes with upcoming open houses

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All information provided is deemed reliable but is not guaranteed and should be independently verified. The content relating to real estate for sale on this web site comes in part from the IDX program of the RMLS of Portland Oregon. Real estate listings held by brokerage firms other than Columbia River Realty ERA Powered are marked with the RMLS logo and detailed information about these properties includes the names of the listing brokers. Copyright 2025 RMLS, Portland, Oregon. Last updated: November 15, 2025