Only one person in the house has to be 55. That is essentially the whole federal rule, and nearly every other belief buyers carry into a Las Vegas 55+ community is set by a local document, not by Congress. The Housing for Older Persons Act requires that at least 80 percent of occupied homes have at least one resident 55 or older (Source: 24 CFR §100.305) — it says nothing about your spouse's age, your adult son, or the grandchildren coming for the summer. Those answers live in the community's CC&Rs, and they vary from Sun City Summerlin to Solera at Anthem to Ardiente in North Las Vegas. Here is what federal law actually fixes, what your association is free to make stricter, and the two documents that settle your household's eligibility before your contingencies expire.
The 80/20 rule is the community's ceiling, not your entitlement
The most expensive misreading of the 80/20 rule is treating that 20 percent as a slot you can claim. It is not one. HUD's rule sets a floor the community must hold — at least 80 percent of occupied units with a qualifying resident — and imposes no requirement that the remaining fifth be occupied by anyone under 55 (Source: 24 CFR §100.305). An association may run at 100 percent age-qualified if it chooses to.
In Nevada that choice is real. Covenants here can require that the purchaser be 55 or older, and neither federal nor state law prevents an association from requiring that every home have a resident over 55 (Source: Las Vegas Review-Journal, Barbara Holland · April 15, 2018). One structural detail matters more than it sounds: the age restriction has to live in the recorded covenants. A board cannot create it by passing a rule.
The 80 percent is also measured against occupied homes only. Vacant inventory does not count against a community, and newly constructed housing has no obligation to meet the threshold until at least 25 percent of its units are occupied (Source: 24 CFR §100.305). That is worth knowing in the newer active-adult product around Lake Las Vegas and North Las Vegas, where a neighborhood can still be filling in.
Who can actually live in the house with you
A younger spouse or partner. Normally fine. Only one occupant has to clear 55, so a 58-and-52 couple does not touch the community's 80 percent at all. What varies is the floor the CC&Rs set for that second adult — Las Vegas declarations commonly land somewhere in the 40s or low 50s. Read the number rather than assuming it.
Adult children. Federal law is silent here, so the covenants govern completely. Most valley declarations set a minimum age for any permanent occupant that is separate from and lower than 55, and a 34-year-old son moving in generally clears it while a 16-year-old grandchild does not. "Generally" is doing real work in that sentence, because some associations permit no permanent occupant under the qualifying age at all.
Grandchildren and guests. Visiting is nearly always allowed; residing is the restricted act. Declarations cap how long a non-qualifying person may stay, usually counted in days per calendar year, and the language often distinguishes consecutive stays from cumulative ones.
Caregivers and staff. HUD's rule explicitly contemplates units occupied by people providing a reasonable accommodation to a resident with a disability, and by employees under 55 performing substantial duties related to management or maintenance (Source: 24 CFR §100.305).
A surviving younger spouse or an under-55 heir. Federal law offers the least comfort here, because HOPA protects the community's exemption rather than an individual's tenure. Owning the home and being permitted to occupy it are two different questions, and the declaration answers the second one.
The tell that a community's age rules are shaky
A 55+ exemption is not self-executing. Beyond the 80 percent, a community must publish and adhere to policies demonstrating its intent to operate as housing for persons 55 and older. HUD weighs how the community is described to prospective residents, its advertising, its lease provisions, its written rules and covenants, the consistent application of its procedures, its actual practices, and public posting in common areas (Source: 24 CFR §100.306).
That hands buyers a fast, free diagnostic. The same rule states that phrases like "adult living" and "adult community" are not consistent with the intent to operate as 55+ housing. If the marketing leans on "adult community" and nobody on site can produce a written age policy, you may be looking at a community enforcing a restriction it cannot defend. That cuts both ways — the exemption covers familial status only, and every other fair housing protection applies in full regardless.
Two documents that settle it before your contingencies expire
Sales offices summarize. Declarations govern. In Nevada you get a statutory window to read the governing one.
The resale package required by NRS 116.4109 delivers the declaration, bylaws and association rules to you as the buyer, and you have five days from receiving it to cancel the purchase agreement — no cause required. Let the window close and the package is deemed approved (Source: Las Vegas Review-Journal · March 13, 2016). For a mixed-age household those are the most important five days of the transaction. Read the occupancy and age provisions first, ahead of the paint-color rules.
The second document is one almost no buyer requests. Federal rule requires a community to verify occupancy at least once every two years, and a summary of those occupancy surveys must be available for inspection upon reasonable notice and request by any person (Source: 24 CFR §100.307). Ask for it. A community sitting comfortably above the threshold has room to approve an exception; one hovering near 81 percent does not, and that gap is the difference between a board that can say yes to your household and one that cannot afford to. When the community asks you to document age, acceptable proof is broad: a driver's license, birth certificate, passport, immigration card, military identification, another official document of comparable reliability, or a signed certification from a household member 18 or older (Source: 24 CFR §100.307).
None of this changes what the homes cost. Southern Nevada's median existing single-family price was $480,000 in July 2026, down 1.0 percent year over year and 2.0 percent off the record set in May and June, with 7,442 single-family homes listed without offers and close to four months of supply (Source: Las Vegas REALTORS via Fox5 Vegas · August 6, 2026). That is enough inventory to be selective — which means there is no reason to write an offer on a community whose rules do not fit your household. If you are weighing 55+ communities in Las Vegas, settle the household question first, then the money: we cover what buying into one actually costs and what the monthly HOA number really contains separately.
This is general information about how the rules are structured, not legal advice. For a specific household situation — a surviving spouse, an heir, a guardianship — have a Nevada attorney read the declaration.
Frequently Asked Questions
Does everyone in a Las Vegas 55+ community have to be 55 or older? No. Federal law requires only that at least 80 percent of occupied homes have at least one resident aged 55 or older — not every resident, and not every home. A 58-year-old and a 52-year-old spouse are a normal household in a Las Vegas 55+ community. The catch is that the community may legally be stricter than the federal minimum, so the answer for your specific address is in the recorded covenants, not in the federal rule.
Can my adult child live with me in a 55+ community? Federal law is silent on this, which means the community's CC&Rs govern completely. Most Las Vegas declarations set a minimum age for any permanent occupant that is separate from — and lower than — 55, and an adult child typically clears it. But some associations permit no permanent occupant below the qualifying age at all. Read the declaration's occupancy section before you assume, because this is one of the most variable rules in the valley.
Can my grandchildren stay with me over the summer? Visiting is nearly always allowed; residing is the restricted act. Declarations cap how long a non-qualifying person may stay, usually counted in days per calendar year, and the language often distinguishes consecutive stays from cumulative ones. A summer-long visit is exactly the case that can quietly cross the line from guest into occupant, so check how your community counts the days.
Can a live-in caregiver under 55 move in? Generally yes. HUD's rule explicitly contemplates units occupied by people providing a reasonable accommodation to a resident with a disability, and separately by employees under 55 who perform substantial duties related to the community's management or maintenance. A live-in aide is not the compliance problem buyers often fear it will be.
How do I verify a community's age rules before I buy? Two documents. First, the resale package required by NRS 116.4109 delivers the declaration, bylaws and association rules to you, and you have five days from receiving it to cancel the purchase agreement for any reason. Second, ask for the community's occupancy survey summary — federal rule requires the community to verify occupancy at least once every two years and to make a summary available for inspection on reasonable notice to any person. Almost no buyer requests it.
What happens to a younger spouse if the 55+ owner dies? This is where federal law offers the least comfort. HOPA protects the community's exemption, not any individual's tenure, and owning the home is a separate question from being permitted to live in it. Some Las Vegas declarations address surviving spouses and under-55 heirs directly; others leave it to board discretion within the community's 20 percent cushion. If this scenario matters to your household, have a Nevada attorney read the declaration before you buy.

Frequently Asked Questions
Does everyone in a Las Vegas 55+ community have to be 55 or older?
No. Federal law requires only that at least 80 percent of occupied homes have at least one resident aged 55 or older — not every resident, and not every home. A 58-year-old and a 52-year-old spouse are a normal household in a Las Vegas 55+ community. The catch is that the community may legally be stricter than the federal minimum, so the answer for your specific address is in the recorded covenants, not in the federal rule.
Can my adult child live with me in a 55+ community?
Federal law is silent on this, which means the community's CC&Rs govern completely. Most Las Vegas declarations set a minimum age for any permanent occupant that is separate from — and lower than — 55, and an adult child typically clears it. But some associations permit no permanent occupant below the qualifying age at all. Read the declaration's occupancy section before you assume, because this is one of the most variable rules in the valley.
Can my grandchildren stay with me over the summer?
Visiting is nearly always allowed; residing is the restricted act. Declarations cap how long a non-qualifying person may stay, usually counted in days per calendar year, and the language often distinguishes consecutive stays from cumulative ones. A summer-long visit is exactly the case that can quietly cross the line from guest into occupant, so check how your community counts the days.
Can a live-in caregiver under 55 move in?
Generally yes. HUD's rule explicitly contemplates units occupied by people providing a reasonable accommodation to a resident with a disability, and separately by employees under 55 who perform substantial duties related to the community's management or maintenance. A live-in aide is not the compliance problem buyers often fear it will be.
How do I verify a community's age rules before I buy?
Two documents. First, the resale package required by NRS 116.4109 delivers the declaration, bylaws and association rules to you, and you have five days from receiving it to cancel the purchase agreement for any reason. Second, ask for the community's occupancy survey summary — federal rule requires the community to verify occupancy at least once every two years and to make a summary available for inspection on reasonable notice to any person. Almost no buyer requests it.
What happens to a younger spouse if the 55+ owner dies?
This is where federal law offers the least comfort. HOPA protects the community's exemption, not any individual's tenure, and owning the home is a separate question from being permitted to live in it. Some Las Vegas declarations address surviving spouses and under-55 heirs directly; others leave it to board discretion within the community's 20 percent cushion. If this scenario matters to your household, have a Nevada attorney read the declaration before you buy.
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