ZIP market identifier 85234 is both Zillow’s market label and a match to a Census ZCTA; a ZCTA is a statistical area and is not identical to a USPS delivery ZIP. At June 2026, Zillow ZORI was $1,823 per month, down 1.68% from the same month a year earlier. ZORI is a typical observed asking-rent index blended across rental types, not a quote for a specific house or apartment. The leading tension is that asking rents are cooling while Redfin’s direct ZIP resale observation reports a $557,874 median sold price, also down 3.4% year over year. Annualized ZIP ZORI divided by that sale price produces a 3.92% cross-source screening ratio only; it is not a measure of operating income, expenses, or return.
Viewed backward rather than forward, the one-year decline cited above fits a three-year exact same-month annualized change of -0.94%, while the five-year change remains positive at 2.21%. Thus, recent direction confirms the medium-term cooling path but breaks from the longer positive path. The history has full 100% coverage, supporting continuity in the record. Annualized monthly-return variability measured 2.73%, so one current ZORI reading should be treated as a moving index rather than a fixed market clearing price. Separately, the largest peak-to-trough decline was 3.98%, documenting that the series has experienced measurable retreat. Among national history-eligible ZIPs, momentum ranked 2,741, stability ranked 1,117, and balanced rank was 2,456, where lower ranks place higher. These are transparent backward-looking discovery measures, not forecasts or investment recommendations.
Rent figures diverge because they describe different universes. The matched ACS five-year ZCTA survey places median gross rent at $1,964, with a $103 margin of error; it covers occupied renter homes and includes selected utilities, so ZORI equals 92.8% of that survey measure. HUD’s bedroom-specific two-bedroom FMR/SAFMR standard is $2,270, making ZORI 80.3% of that administrative standard; HUD is not an asking-rent source. For wider context only, the City of Gilbert rent context is $2,019, Maricopa County rent context is $1,729, and the Phoenix-Mesa-Chandler, AZ metro rent context is $1,733; none is a substitute for ZIP-level rental evidence. The comparison indicates a ZIP asking-rent index below the city context but above the county and metro contexts.
The bedroom ladder should be read as a model, not as measured bedroom rents. Scaling ZIP ZORI with the local HUD bedroom ladder produces modelled monthly estimates of $1,446 for a studio, $1,566 for a one-bedroom, the ZIP index level for a two-bedroom, $2,433 for a three-bedroom, and $2,698 for a four-bedroom. The larger estimated steps for bigger homes reflect the local HUD ladder used in the calculation, not a count of signed leases or advertised units in each bedroom category. A specific property can differ because ZORI blends rental types and the model does not control for condition, utility treatment, lease terms, or availability.
The 30% required-income screen is arithmetic, not advice and not an applicant qualification rule. Applying it to the current ZORI produces required annual household income of $72,920. That is below the ACS ZCTA median household income of $121,102, and annualized asking rent is 18.1% of that median-income figure. Yet the household-level survey burden measure is less uniform: 1,583 renter households, or 36.8%, reported spending at least 30% of income on gross rent. This difference matters because a median-income comparison is broad, while ACS burden reflects occupied renter households with varying incomes and gross-rent obligations. Neither the burden share nor the screen proves affordability for a particular household or unit.
The matched ACS ZCTA contains 18,347 housing units, of which 17,626 are occupied, with a 3.9% vacancy rate. Renters account for 24.4% of occupied homes, so the survey describes a housing base in which owner occupancy is more prevalent than renter occupancy. The physical stock is also concentrated in single-family units: 15,850 units are single-family, compared with 674 larger multifamily units. These figures provide composition and occupancy context rather than direct rental availability. In particular, ZIP-level vacancy does not establish that a specific rental is vacant, rentable, competitively priced, or suitable for a given household.
Redfin’s direct rolling-three-month ZIP resale observation is a for-sale market record, not rental transaction evidence. It logged 161 homes sold with a median marketing time of 41 days. Inventory stood at 145 homes, down 15.6% from a year earlier, alongside 2.7 months of supply. Sale-to-list averaged 97.84%, while 17.85% of sales closed above list price. The resale price decline and the ZORI decline point in the same cooling direction, which confirms the recent rent-history signal rather than contradicting it. At the same time, the resale price benchmark remains far removed from the monthly rent index, and the sale-to-list discount signal cautions against treating the rent-to-price screen as property economics or an expected outcome.
Several limits remain material. ZORI is an index rather than a unit-level rent roll; ACS is a survey with sampling uncertainty; HUD is an administrative bedroom standard; and Redfin describes resale activity within its stated rolling window. Property-level review should therefore confirm the exact bedroom count, condition, furnishing, utility inclusion, advertised concessions, lease duration, and current availability before comparing an offering with the modelled ladder. For a resale-linked decision, the direct records to inspect are the property’s sale date, listing-history changes, transaction condition, and any recorded concessions. The unresolved question is whether the specific unit’s terms resemble the blended asking-rent index, the survey’s utility-inclusive gross-rent universe, or neither.
","findings":[{"body":"The current ZIP asking-rent index declined from the same month a year earlier, and the direct ZIP resale median price also declined. The rent series shows a longer positive five-year change despite recent cooling, so the evidence supports a shift in recent direction rather than a simple statement that rents have always fallen. Neither measure forecasts the next period.","title":"Cooling is visible in both rent history and resale pricing"},{"body":"Bedroom estimates begin with ZIP ZORI and scale it using the local HUD bedroom ladder. They provide a consistent sizing framework across studio through four-bedroom homes, but they are not measured listings, signed leases, or rent-roll observations. Property condition, utility treatment, concessions, availability, and lease structure can create meaningful variation from the modelled figures.","title":"The bedroom figures are modelled, not observed rent quotes"},{"body":"The required-income calculation applies a fixed share to the current asking-rent index, while the ACS burden statistic summarizes occupied renter households with varied incomes and utility-inclusive gross rents. A ZIP median household income comparison can look less strained than the renter burden share without creating a contradiction. Neither result identifies the affordability of a specific household or property.","title":"Broad income arithmetic and renter burden describe different populations"},{"body":"Redfin’s sales, marketing-time, inventory, supply, and sale-to-list measures are direct ZIP for-sale observations. They help describe resale liquidity and pricing signals during the rolling observation period. The annualized rent-to-price figure is only a cross-source screen because it excludes property-specific operating costs, financing, taxes, insurance, maintenance, and actual lease revenue.","title":"Resale liquidity adds context but does not create rental economics"}],"risks":["Zillow ZORI blends rental types into a typical observed asking-rent index. It may not match a particular home’s condition, location within the ZIP, utility terms, concessions, furnishing, or lease duration.","The ACS ZCTA is a statistical approximation rather than a USPS delivery ZIP and is based on a five-year survey of occupied homes. Its gross-rent and burden measures should not be treated as current listing evidence.","HUD FMR/SAFMR is an administrative, bedroom-specific standard rather than an asking-rent observation. The resulting bedroom ladder is modelled from ZORI and can diverge from actual advertised or contracted rents.","Redfin resale figures describe sales activity, not rental transactions. A sale-price comparison can confirm or challenge a broad screen, but cannot establish property-level costs, tenant demand, net income, or a future outcome."],"qa":[{"a":"Each figure comes from a different evidence universe. Zillow ZORI is a blended ZIP asking-rent index, ACS median gross rent is a five-year survey of occupied renter homes that includes selected utilities, and HUD is an administrative bedroom standard. City, county, and metro values are wider geographic context only, rather than replacements for direct ZIP evidence.","q":"Why does the report show different rent figures for the same ZIP?"},{"a":"No. They are modelled monthly estimates created by scaling the ZIP ZORI level with the local HUD bedroom ladder. The method preserves local bedroom spacing but does not observe individual listings, leases, concessions, utilities, furnishing, condition, or availability. The estimates are useful for structured comparison, not as direct bedroom-specific market measurements.","q":"Are the bedroom estimates actual measured rents for each bedroom count?"},{"a":"No. The screen simply divides annualized current ZORI by the structural income share used in the calculation. It is arithmetic rather than advice, underwriting, or a qualification rule. Actual household affordability depends on the household’s income, obligations, utility responsibility, lease terms, and the specific unit’s rent, none of which are established by ZIP-level figures.","q":"Does the required-income screen mean a renter will qualify for a unit?"},{"a":"It supplies a separate direct ZIP view of the for-sale market: sale pricing, transaction count, marketing time, inventory, supply, and sale-to-list behavior. The recent resale price decline aligns with the recent rent cooling direction, while the rent-to-price calculation remains only a cross-source screen. Resale evidence cannot be used as rental comparables or as proof of property-level economics.","q":"What does the resale evidence add to the rent analysis?"}],"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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rents","release":"Metro_zori_uc_sfrcondomfr_sm_sa_month.csv","pulledAt":"2026-07-26","url":"https://www.zillow.com/research/data/"},{"key":"zillow_zori_city","name":"Zillow ZORI — city market rents","release":"zillow_zori_city.csv","pulledAt":"2026-07-29","url":"https://www.zillow.com/research/data/"},{"key":"zillow_zori_zip","name":"Zillow ZORI — ZIP market rents","release":"ZORI ZIP 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