July 22, 2026
By Brian Grospe

If you're a plumber or HVAC company owner, you've likely felt the sting of Google's updates. One day your site is on top, and the next it's lost in the depths. The frequency and impact of these changes can be frustrating, especially when they seem to occur at random.
But here's the thing: Google doesn't actually change its algorithm randomly. Behind the scenes, teams of engineers and developers work tirelessly to refine their search engine's ability to provide relevant results. Their goal is straightforward: show users the most accurate and useful information for a given query.
So how often does this happen? It depends on who you ask. Google itself claims to make 'minor' updates several times per day, while more significant changes come about every 4-6 weeks. Others estimate that core updates – those that affect local rankings significantly – occur quarterly or even less frequently.
The takeaway is not to obsess over the exact frequency of these updates. Instead, focus on creating content and experiences that genuinely help your customers. This could mean publishing comprehensive guides on common plumbing issues or providing detailed HVAC maintenance advice.
By focusing on quality over quantity, you'll build trust with users and – when Google's algorithm does change – your site will be more resilient to the effects. Remember, a successful home service business website is one that not only adapts to changes in search engine rankings but also provides value to its audience every day.
To prepare for the inevitable updates, keep an eye on industry trends and adjust your content strategy accordingly. This might involve A/B testing different formats or topics to see what resonates with users. By being proactive and data-driven, you'll stay ahead of the curve – even when Google's algorithm takes a ride on its rollercoaster.