When Home Becomes a Health Hazard: The Urgent Case for Holding Landlords Accountable

For many Americans, the word "home" conjures safety, stability, and warmth. But for millions of low-income renters across the United States, home is something else entirely: a source of chronic illness, developmental harm, and compounding despair. Substandard rental conditions—mold-blackened walls, crumbling lead paint, cockroach infestations, and air thick with moisture—are not isolated misfortunes. They are the predictable outcomes of a housing system that too often prioritizes landlord profit over tenant welfare.

At Healthy Homes Collaborative, we have spent years documenting how environmental hazards in rental housing disproportionately burden the most vulnerable members of our communities. What we have found is both alarming and, frankly, preventable.

A Crisis Hidden in Plain Sight

According to the U.S. Department of Housing and Urban Development, nearly 6 million rental units in America contain significant physical problems—ranging from severe heating deficiencies to structural deterioration. These are not abstract statistics. They represent families like that of Marisol T., a mother of three in Cleveland, Ohio, who spent two years reporting black mold in her apartment bathroom before her youngest daughter was diagnosed with chronic asthma at age four.

"I sent letters, I called the city, I begged," Marisol recounted in a conversation with our community health outreach team. "My landlord would send someone to paint over it. Two weeks later, it was back."

Her experience is tragically common. A 2021 report from the National Center for Healthy Housing found that low-income renters are significantly more likely than homeowners or higher-income tenants to live in homes with persistent moisture problems, deteriorating paint, and inadequate ventilation—conditions that serve as direct vectors for respiratory illness, neurological damage, and infectious disease.

The Health Toll on Children Is Irreversible

Children bear the heaviest burden of substandard housing, and the consequences extend far beyond a runny nose or a skin rash. Lead paint, still present in an estimated 24 million U.S. homes built before 1978, is perhaps the most well-documented threat. Even low-level lead exposure in children under six can cause irreversible cognitive impairment, reduced IQ, behavioral disorders, and lifelong learning disabilities.

Dr. Angela Reyes, a pediatric environmental health specialist affiliated with the Children's Environmental Health Network, describes the situation with urgency: "We are not talking about a risk that can be reversed with treatment. Lead poisoning is permanent. When a child is exposed in a deteriorating rental unit, the damage is done—and it follows them into adulthood."

Beyond lead, mold exposure has been definitively linked to asthma onset and exacerbation, allergic rhinitis, and immune system disruption. Cockroach allergens—a byproduct of infestations that flourish in poorly maintained buildings—are among the leading environmental triggers for pediatric asthma in urban areas. The American Lung Association estimates that asthma costs the U.S. economy over $80 billion annually, a figure that reflects not just medical expenses but lost school days, missed workdays for caregivers, and diminished quality of life.

Why Accountability Remains Elusive

If the health consequences are so well established, why does the problem persist? The answer lies at the intersection of economic power, regulatory under-enforcement, and the precarious position of low-income renters.

In many jurisdictions, housing code enforcement is complaint-driven rather than proactive—meaning inspectors act only when a tenant files a formal complaint. This structure places an enormous burden on the very people least equipped to navigate bureaucratic systems. Renters who depend on their landlord for housing stability are understandably reluctant to file complaints that could invite retaliation, including eviction.

Retaliatory eviction, while illegal in most states, is notoriously difficult to prove. Tenants without legal representation—which describes the vast majority of low-income renters—are frequently outmatched in housing court by landlords with attorneys and institutional resources. The result is a system in which accountability is theoretically available but practically inaccessible.

Furthermore, in cities experiencing severe housing shortages, renters often feel they have no choice but to accept dangerous conditions. When the alternative to a mold-infested apartment is homelessness, the calculus becomes devastatingly simple.

What Renters Can Do Right Now

While systemic change is urgently needed, there are meaningful steps tenants can take today to protect their families and build a case for accountability.

Document Everything Thoroughly Photograph and date every visible hazard—mold growth, peeling paint, pest evidence, water damage, broken heating units. Store these images in a cloud-based folder that cannot be deleted if your phone is lost or damaged. Written records of every communication with your landlord, including texts and emails, are equally critical.

Submit All Repair Requests in Writing Verbal complaints are difficult to prove. Send repair requests via certified mail or email so you have a timestamped record of notice. This documentation becomes essential if you pursue legal remedies later.

Contact Your Local Housing Authority File a formal complaint with your city or county housing code enforcement office. Many municipalities also have tenant hotlines that can expedite inspections. In some states, a documented code violation can legally justify rent withholding or repair-and-deduct remedies.

Reach Out to a Tenant Rights Organization Organizations such as the National Housing Law Project, local legal aid societies, and community-based tenant unions can provide free legal guidance, accompany tenants to inspections, and even represent renters in housing court. You do not have to navigate this alone.

Request a Lead Inspection If your home was built before 1978 and you have young children, you have the right under federal law to request disclosure of known lead-based paint hazards before signing a lease. You may also contact your local health department to request a free or low-cost lead inspection.

The Systemic Change We Need

Individual action matters, but it is not sufficient. Protecting the health of renters—particularly low-income families, communities of color, and children—requires structural reforms. These include proactive rental inspection programs that do not depend on tenants bearing the risk of complaint; stronger anti-retaliation protections with meaningful enforcement; increased funding for lead abatement and mold remediation in affordable housing; and expanded legal aid resources for housing court.

At Healthy Homes Collaborative, we advocate for policies that treat housing quality as a public health imperative. We partner with tenant organizations, public health departments, and community advocates to push for the enforcement mechanisms and legislative frameworks that will make safe housing a reality for every family—regardless of income or zip code.

Marisol's daughter is now seven. She carries an inhaler to school every day. The mold in that apartment was eventually remediated—after Marisol connected with a local tenant rights group and threatened legal action. Her daughter's asthma, however, remains. The window for prevention had already closed.

That is the cost of inaction. And it is a cost that falls, with devastating consistency, on the families who can least afford it.

If you or someone you know is living in unsafe rental housing, visit healthyhomescollaborative.org for a directory of tenant resources, free inspection guides, and community advocacy tools available in your state.