Natural daylight, fresh air, and clean water dominate consumerwellness preferences in daily life — but Gen Z is reshaping therankings with a strong pull toward active, measurable healthsystems.
Ask a homeowner what makes their home feel healthy, and they will likely point to something they experience every day—not a rating, a certification, or a specification sheet. COGNITION Smart Data confirms this: The wellness features consumers appreciate most are the ones woven into the fabric of daily life.
When asked to select the three features they most appreciate, respondents cited natural daylight as the top choice overall, selected by 51.2% of all respondents. Operable windows for fresh air ranked second at 37.7%, followed closely by water filtration systems at 36.6%.
Views of nature (28.9%) and biophilic design elements (28.1%) rounded out the top five, reinforcing the strong consumer pull toward nature-integrated home environments.
These rankings are consistent with the broader health and wellness literature: access to natural light has measurable impacts on sleep quality, circadian rhythm regulation, and mood. Fresh air ventilation reduces indoor pollutant concentrations. Clean water access directly affects physical health outcomes. The data show that consumers are intuitively selecting the features science supports most strongly.
Generation Z Is Reordering the Hierarchy
While natural daylight dominates across all generations, Gen Z shows a strikingly different preference profile. For Gen Z, water filtration systems ranked as the single most appreciated feature at 58.7%—nearly 25 percentage points higher than the overall average and well above any other generation's response rate for that feature.
Gen Z also showed elevated interest in IAQ monitoring (14.3%), low/non-toxic materials (27.0%), and air filtration (31.8%). This cohort appears to be the most health-vigilant of any generation surveyed—not merely seeking comfort, but actively demanding verified, measurable wellness performance.
Baby Boomers, by contrast, showed the highest appreciation for natural daylight (67.6%) and views of nature (44.2%) — sensory, passive features that require no technology or ongoing monitoring. This generational divergence suggests a dual-track design strategy: passive biophilic features for older buyers; active, sensor-driven health systems for younger ones.
Closing the Gap Between What People Have and What They Want
The features respondents most appreciate are largely passive and architectural, such as daylight, vent able windows, and views of nature. Yet the features consumers most wish their homes had center on more advanced systems: proactive IAQ monitoring, better wildfire-event filtration, and cleaner building materials.
This gap between appreciation and unmet need is a direct opportunity for builders and renovators. High-appreciation features like daylighting and operable windows are already accessible through good architectural design and product selection. Advanced features like ERV/HRV ventilation and IAQ monitoring are increasingly cost-competitive and can be positioned as the "next level" of the wellness features buyers already value.
Builders who can clearly articulate how these systems deliver on the daily wellness benefits consumers already understand—cleaner air, better sleep, reduced stress—are well positioned to capture a market that is asking not just for comfort, but for health as a standard.
Jennifer Castenson currently serves as the vice president of COGNITION Smart Data and market analytics at Green Builder Media. She also serves as contributing writer to Forbes, reporting on innovation in the built environment.
The Daily Features That Define a Healthy Home
Natural daylight, fresh air, and clean water dominate consumer wellness preferences in daily life — but Gen Z is reshaping the rankings with a strong pull toward active, measurable health systems.
Ask a homeowner what makes their home feel healthy, and they will likely point to something they experience every day—not a rating, a certification, or a specification sheet. COGNITION Smart Data confirms this: The wellness features consumers appreciate most are the ones woven into the fabric of daily life.
When asked to select the three features they most appreciate, respondents cited natural daylight as the top choice overall, selected by 51.2% of all respondents. Operable windows for fresh air ranked second at 37.7%, followed closely by water filtration systems at 36.6%.
Views of nature (28.9%) and biophilic design elements (28.1%) rounded out the top five, reinforcing the strong consumer pull toward nature-integrated home environments.
These rankings are consistent with the broader health and wellness literature: access to natural light has measurable impacts on sleep quality, circadian rhythm regulation, and mood. Fresh air ventilation reduces indoor pollutant concentrations. Clean water access directly affects physical health outcomes. The data show that consumers are intuitively selecting the features science supports most strongly.
While natural daylight dominates across all generations, Gen Z shows a strikingly different preference profile. For Gen Z, water filtration systems ranked as the single most appreciated feature at 58.7%—nearly 25 percentage points higher than the overall average and well above any other generation's response rate for that feature.
Gen Z also showed elevated interest in IAQ monitoring (14.3%), low/non-toxic materials (27.0%), and air filtration (31.8%). This cohort appears to be the most health-vigilant of any generation surveyed—not merely seeking comfort, but actively demanding verified, measurable wellness performance.
Baby Boomers, by contrast, showed the highest appreciation for natural daylight (67.6%) and views of nature (44.2%) — sensory, passive features that require no technology or ongoing monitoring. This generational divergence suggests a dual-track design strategy: passive biophilic features for older buyers; active, sensor-driven health systems for younger ones.
Closing the Gap Between What People Have and What They Want
The features respondents most appreciate are largely passive and architectural, such as daylight, vent able windows, and views of nature. Yet the features consumers most wish their homes had center on more advanced systems: proactive IAQ monitoring, better wildfire-event filtration, and cleaner building materials.
This gap between appreciation and unmet need is a direct opportunity for builders and renovators. High-appreciation features like daylighting and operable windows are already accessible through good architectural design and product selection. Advanced features like ERV/HRV ventilation and IAQ monitoring are increasingly cost-competitive and can be positioned as the "next level" of the wellness features buyers already value.
Builders who can clearly articulate how these systems deliver on the daily wellness benefits consumers already understand—cleaner air, better sleep, reduced stress—are well positioned to capture a market that is asking not just for comfort, but for health as a standard.
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By Jennifer Castenson
Jennifer Castenson currently serves as the vice president of COGNITION Smart Data and market analytics at Green Builder Media. She also serves as contributing writer to Forbes, reporting on innovation in the built environment.