Elegant. Spacious. Exceptionally Well Maintained Welcome to 10998 Sinclair St, a beautifully upgraded 4-bedroom, 3-bathroom, 2-storied home ideally positioned on a desirable corner lot in Rancho Cucamonga. With its stately presence, peaceful setting, and mountain views, this home offers an exceptional blend of comfort, privacy, and Southern California living. Step in and immediately recognize this is your home! Inside, discover spacious living areas, custom shutters throughout, and a beautifully appointed kitchen with upgraded amenities and a charming breakfast nook. A first-floor bedroom and bathroom provide flexibility and easy accessibility. The meticulously maintained grounds create a private outdoor retreat, complete with a beautifully manicured lawn, inviting gazebo, relaxing spa, and RV parking. Leased solar and a whole-house water heater add modern convenience. Furnishings included in sales price. Enjoy the lifestyle of a quiet neighborhood near a dog park, Central Park, and its wonderful senior center, while benefiting from the highly rated Los Osos High School.

Based on information submitted to CRMLS as of July 28, 2026 12:21 PM UTC . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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