At June 2026, Zillow's ZIP-level ZORI puts the typical observed asking-rent index, blended across rental types, at $3,435 in 95123. The exact same-month annualized change was 6.55% over one year, ahead of 3.55% over three years and 4.86% over five years. Recent direction therefore confirms the longer upward path and accelerates it rather than breaking from it. Annualized monthly-return variability was 1.88%, the maximum historical drawdown was 4.69%, and coverage reached 99.2% across 119 monthly observations. Transparent national discovery ranks among history-eligible ZIPs were 409 for momentum, 67 for stability, and 36 for balanced history, where a lower rank is higher. These backward-looking measures provide more confidence in the current rent snapshot as a series reading than an isolated monthly print, but they are neither a forecast nor an investment recommendation.
The 95123 label is both a Zillow ZIP market identifier and a matched Census ZCTA; a ZCTA is a statistical area and is not identical to a USPS delivery ZIP. As wider context only, the San Jose city-context rent is $3,478.67, the Santa Clara County context rent is $3,732, and the San Jose-Sunnyvale-Santa Clara, CA metro-context rent is $3,729. The ZIP index is below all three wider-context figures, but city, county, and metro scopes do not redefine the ZIP result or establish a property-level asking rent. Their useful role is comparison: they frame the current ZIP reading without converting wider-area data into a claim about an individual listing, building, or lease.
A different evidence universe creates an important but non-interchangeable gap. In ACS 2024 five-year data for the matched ZCTA, median gross rent was $2,976 with a reported $87 margin of error. This is a survey of occupied renter homes, and gross rent includes selected utilities; it is not a current asking-rent series. The current ZORI is 15.4% above that ACS figure. Separately, the supplied FY2026 local HUD FMR/SAFMR two-bedroom standard is $3,540, or 3.0% above the ZIP ZORI. HUD FMR/SAFMR is an administrative bedroom-specific standard, not asking rent. Timing, occupancy, utility treatment, and purpose all differ across these three measures.
The bedroom view should not be read as a set of observed unit rents. Modelled monthly ZIP estimates scale the ZIP ZORI using the local HUD ladder: $2,581 for a studio, $2,940 for one bedroom, $3,435 for two bedrooms, $4,541 for three bedrooms, and $4,939 for four bedrooms. These modelled estimates preserve the HUD ladder's relative bedroom steps around an all-type asking-rent index. They are modelled estimates, not measured bedroom rents, and they cannot establish the rent of a particular floor plan, building, condition, lease term, or utility package. The model is most useful for keeping bedroom comparisons internally consistent while retaining those limits.
The income screen and the renter-burden survey point to a meaningful area-level tension. Applying a 30% rent-to-income screen to the current index produces required annual income of $137,400. Against reported median household income of $144,276, the ZIP-level asking-rent-to-income calculation is 28.6%. Yet ACS reports that 5,197 of 9,590 renter households had gross-rent burden at or above 30%, a 54.2% share. The screen is arithmetic, not advice or an applicant qualification rule. Likewise, the survey burden result is not evidence that any particular household can or cannot rent a particular unit; it summarizes a broad renter population under ACS definitions.
Housing stock provides scale but not a live availability count. The matched ZCTA has 25,037 housing units, including 16,183 single-family units and 4,216 large multifamily units. Its vacancy rate is 2.6%, while renters account for 39.3% of occupied housing. The vacancy measure aggregates reported vacant stock across categories such as for-rent, for-sale, and seasonal use; it does not identify current listings, offered terms, or move-in timing. Neither the vacancy rate nor renter share proves availability, negotiating conditions, or affordability for a particular property. They instead describe the broader housing and occupancy composition surrounding the ZIP-level rent index.
Property-level use requires checks that this packet cannot complete. Confirm that the address aligns with the applicable market identifier and delivery ZIP treatment, match the actual bedroom count to the appropriate modelled tier, and separate base asking rent from included utilities and mandatory recurring charges. Also verify the availability date, lease term, and whether a comparison is a current listing ask or a signed lease. ZORI is a ZIP-level blended asking-rent index, ACS is a multi-year occupied-home survey, and HUD is an administrative standard, so none substitutes for those documents. After those checks, which documented unit terms still differ from the area-level signals?
","findings":[{"body":"The June 2026 ZIP ZORI is $3,435, and its 6.55% exact same-month one-year change exceeds the three-year and five-year annualized changes. That confirms an upward historical path while showing acceleration. Annualized monthly-return variability, drawdown, coverage, and the transparent discovery ranks add trend context to the current index. They remain backward-looking measurements, not forecasts or property-level rent evidence.","title":"Acceleration is the principal rent signal"},{"body":"ZORI is a typical observed asking-rent index blended across rental types. ACS median gross rent is a five-year survey measure for occupied renter homes and includes selected utilities. HUD FMR/SAFMR is an administrative, bedroom-specific standard. The ZIP's current ZORI sits above ACS gross rent and below the supplied two-bedroom HUD standard, but neither dollar gap converts one evidence universe into another.","title":"Three rent universes answer different questions"},{"body":"The ladder runs from a $2,581 studio estimate to $4,939 for four bedrooms, with intermediate amounts specified for each bedroom size. It is generated by scaling the all-type ZIP ZORI with the local HUD ladder. These are modelled estimates, never measured bedroom rents, so the actual unit's bedroom count, utilities, recurring charges, and offered terms remain necessary property-level checks.","title":"Bedroom ladder is modelled, not observed"},{"body":"At the index level, the 30% arithmetic screen is slightly below the area's reported median household income. Yet the ACS renter survey reports a majority with gross-rent burden at or above that threshold. This is a meaningful area-level tension, not proof that a given household is able or unable to rent a particular home, and not a qualification test.","title":"Affordability screen and burden diverge"}],"risks":["ZORI, ACS gross rent, and HUD standards describe different populations, timing, and construction. Treating their reported dollar gaps as a unit-level premium or discount can misstate a listing's rent, utilities, or bedroom comparability.","Bedroom amounts are modelled by applying the local HUD ladder to an all-type ZIP index. They cannot establish rent for a particular floor plan, building condition, lease duration, amenity package, or utility arrangement.","The ACS ZCTA is a statistical geography rather than an identical USPS delivery ZIP, and its survey estimates carry reported margins of error. Address-level geography and current property facts require separate confirmation.","The historical series shows past index movements with strong coverage, but it cannot project future rents or investment outcomes. A stable historical series does not validate a current listing's all-in monthly charge."],"qa":[{"a":"ZORI is a ZIP-level typical observed asking-rent index blended across rental types, whereas ACS median gross rent summarizes occupied renter homes in a five-year survey and includes selected utilities. The ACS value can therefore reflect a different set of homes and measurement period. HUD adds a third, administrative bedroom-specific standard rather than resolving that difference.","q":"Why does the Zillow asking-rent index differ from ACS median gross rent?"},{"a":"Each bedroom estimate applies the relative local HUD bedroom standard to the ZIP ZORI. That preserves the ladder's step pattern rather than observing separate listings or leases by bedroom. Consequently, studio through four-bedroom figures are modelled estimates and must be checked against the actual bedroom count, utility treatment, mandatory charges, availability date, and lease terms.","q":"How should the bedroom estimates be used?"},{"a":"The screen annualizes the current ZORI and divides by 30%, producing $137,400. Relative to the reported $144,276 median household income, that arithmetic is 28.6%. It does not test household debts, savings, household size, other income sources, taxes, lease terms, or eligibility, so it is not advice or an applicant qualification rule.","q":"What does the 30% required-income screen mean?"},{"a":"The history measures prior ZORI movements through June 2026 using exact same-month annualized changes, monthly-return variability, drawdown, and coverage. Its faster one-year change confirms and accelerates the longer positive path. The scores and ranks are transparent discovery tools among eligible ZIPs; none projects future rents, property performance, or investment outcomes.","q":"How should the historical rent measurements be interpreted?"}],"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 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