ZIP 89121 enters June 2026 with a Zillow Observed Rent Index (ZORI) of $1,389. This is Zillow’s ZIP-level typical observed asking-rent index, blended across rental types, rather than a quote for a specific unit. The local level sits below the $1,721.812777 asking-rent context for Las Vegas city and the shared $1,748 asking-rent contexts for Clark County and the Las Vegas-Henderson-Paradise, NV metro; each is wider-area context, not a ZIP substitute. The immediate tension is a lower ZIP index within higher city, county, and metro asking-rent contexts, while the index remains a blended market measure. Neither the gap nor the wider benchmarks establishes a cause, a unit type, or the rent that an individual listing will accept.
That current reading follows a direction change rather than an uninterrupted climb. Exact same-month Zillow history through the stated endpoint shows a 1.29% decline over one year, against annualized gains of 0.34% across three years and 2.28% across five years. The latest retreat breaks from, rather than confirms, the positive longer path. Coverage is 99.28%, while annualized monthly-return variability is 3.79% and maximum drawdown is -5.69%; this high-variability record gives less confidence to one current rent snapshot than a steadier path would. Transparent national discovery ranks among history-eligible ZIPs are 2,586 for momentum, 2,485 for stability, and 2,796 for the balanced measure, where lower ranks place higher. These are backward-looking measurements, not forecasts or investment recommendations.
Source boundaries matter because a near match is not equivalence. ACS 2024 five-year data for the matched Census ZCTA put median gross rent at $1,383, with a $38 90% margin of error, close to ZORI. This ACS measure surveys occupied renter homes and includes selected utilities; it is neither current asking rent nor a ZIP listing feed. The 89121 label is both Zillow’s ZIP market identifier and the Census ZCTA match, but a ZCTA is a statistical area and is not identical to a USPS delivery ZIP. HUD’s FY2026 two-bedroom $1,735 FMR/SAFMR is instead an administrative bedroom-specific standard, not asking rent.
Bedrooms show why a single blended index needs interpretation. The local HUD ladder scales the ZIP ZORI to modelled monthly ZIP estimates—not measured bedroom rents—of $1,067 for a studio, $1,183 for one bedroom, $1,389 for two bedrooms, $1,932 for three bedrooms, and $2,213 for four bedrooms. The HUD standard is an administrative anchor for this relative pattern, rather than a rent observation. The ladder can organize size comparisons, but it does not measure any listing’s rent, included utilities, condition, availability, or concessions.
Affordability looks tight on an arithmetic screen even though the index is below broader asking-rent contexts. At 30%, the required-income screen converts the monthly asking-rent index into $55,560 of annual income. That screen is arithmetic, not advice or an applicant qualification rule. ACS ZCTA median household income is $55,758, but the broad alignment does not identify any household’s income, utilities, fees, or eligibility. ACS reports 57.71% of renter households with gross-rent burdens of 30% or more. This is a survey-based household measure, not proof of payment stress, rent burden, or affordability for any particular tenant or unit.
On the housing-stock side, the ACS ZCTA estimates 29,616 units and a 16.90% overall vacancy rate. Of vacancies, 2,928 are classified for rent; other classifications include for-sale and seasonal homes, so these tabulations do not establish that a particular unit is currently obtainable. Renters occupy 48.75% of occupied homes. The aggregate vacancy rate is a count-based ZCTA indicator, while the Zillow index is an asking-rent measure; neither says how many suitable listings are available at a given time. Vacancy categories are not a contemporaneous inventory count, and they do not distinguish size, lease terms, asking price, physical condition, or fit with a renter's budget.
Important limits remain. ZORI is a blended ZIP asking-rent index, ACS is a five-year survey of occupied homes, and HUD is an administrative standard; none identifies the rent or terms of a specific listing. Geographic matching does not turn the ZCTA into a USPS delivery ZIP, and aggregate vacancy does not prove availability. Property-level checks should verify the listed asking rent, bedroom count, exact address, included utilities, recurring fees, lease terms, concessions, availability date, and whether the unit’s type is comparable with the blended ZORI. They should also confirm which charges are mandatory and whether the observed listing is actually offered on the check date. Does the listing’s own documentation support comparison with this index rather than substitution of an area average for a unit?
","findings":[{"body":"At $1,389, 89121’s June 2026 ZORI is below the Las Vegas city ($1,721.812777), Clark County ($1,748), and Las Vegas-Henderson-Paradise metro ($1,748) asking-rent contexts. Because these are wider geographies, the comparison establishes scale, not a substitute ZIP rent. The index is blended across rental types and should not be read as an advertised rent for a particular address.","title":"ZIP asking-rent index trails wider contexts"},{"body":"History is mixed: same-month ZORI declined 1.29% over one year, yet annualized changes remain positive at 0.34% over three years and 2.28% over five. Annualized monthly-return variability of 3.79% and a -5.69% maximum drawdown make a single endpoint less definitive. This is a backward-looking record, not a rent forecast or investment conclusion.","title":"Recent rent direction breaks from the longer path"},{"body":"The $1,067 studio, $1,183 one-bedroom, $1,389 two-bedroom, $1,932 three-bedroom, and $2,213 four-bedroom figures are modelled ZIP estimates created by scaling ZORI with the local HUD ladder. They are not measured bedroom rents. HUD’s $1,735 two-bedroom FMR/SAFMR is an administrative standard, so it should not be treated as a quoted asking rent.","title":"Bedroom figures are modelled, not observed"},{"body":"The 30% screen maps the $1,389 monthly index to $55,560 annual income, close to the $55,758 ACS median household income. ACS also reports 57.71% of renter households with gross-rent burdens of 30% or more. The ZCTA’s 16.90% vacancy rate includes classified vacancies and does not show availability, affordability, or burden for a particular home.","title":"Income screen and household burden remain separate measures"}],"risks":["The ZIP asking-rent index blends rental types and cannot establish a property's actual asking price, included utilities, fees, concession terms, bedroom configuration, condition, or availability.","The Census ZCTA is a statistical geography rather than a USPS delivery ZIP, so address-level conclusions can be misaligned even when the shared label is used.","ACS gross-rent and rent-burden results summarize surveyed occupied renter homes over five years; survey uncertainty and utility treatment limit direct comparison to current available listings and their quoted lease terms.","Classified vacancies and modelled bedroom estimates do not identify an available unit, and the HUD administrative ladder is not evidence of a listing's measured rent for a specific address."],"qa":[{"a":"The $1,389 figure is Zillow’s ZIP-level typical observed asking-rent index, blended across rental types. It is useful as a current market snapshot, but it is not a lease quote, a median of occupied renter homes, a bedroom-specific observation, or evidence that any individual address is available at that price.","q":"What does the June 2026 ZORI represent in 89121?"},{"a":"ACS 2024 five-year median gross rent of $1,383 describes a matched Census ZCTA survey of occupied renter homes and includes selected utilities. ZORI is a ZIP-level asking-rent index. Although the label matches, the ZCTA is a statistical area, not the same thing as a USPS delivery ZIP, and the universes differ.","q":"Why does ACS median gross rent differ in meaning from ZORI?"},{"a":"No. The studio through four-bedroom values are modelled monthly ZIP estimates derived by scaling ZIP ZORI with the local HUD ladder. The HUD FMR/SAFMR ladder is an administrative bedroom-specific standard, not asking rent. Consequently, the figures frame relative size differences but do not measure rent, terms, or features of available listings.","q":"Are the bedroom values observed rents for individual unit sizes?"},{"a":"The vacancy rate summarizes ZCTA housing units classified as vacant, while the burden share summarizes surveyed renter households paying at least 30% of gross rent. Neither statistic proves that a particular home is open, affordable, or burdensome. Check the address, bedroom count, asking rent, utilities, fees, lease terms, concessions, and stated availability.","q":"How should vacancy and burden data be interpreted when reviewing a listing?"}],"sources":[{"key":"apartment_list_time_on_market","name":"Apartment List Time on Market — listing liquidity","release":"Apartment List 2026-07","pulledAt":"2026-08-08","url":"https://www.apartmentlist.com/research/category/data-rent-estimates"},{"key":"apartment_list_vacancy","name":"Apartment List Vacancy Index — rental vacancy","release":"Apartment List 2026-07","pulledAt":"2026-08-08","url":"https://www.apartmentlist.com/research/apartment-list-vacancy-index-methodology"},{"key":"census_zcta_facts","name":"Census ACS five-year — ZCTA housing and income","release":"ACS 2024 5-year ZCTA","pulledAt":"2026-08-08","url":"https://api.census.gov/data/2024/acs/acs5.html"},{"key":"hud_zip","name":"HUD USPS crosswalk and Small Area FMRs — ZIP rent fallback","release":"ZIP-CBSA 2025Q4 + SAFMR 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