In June 2026, ZIP 77057's Zillow ZORI is $1,463, a typical observed asking-rent index blended across rental types, while Redfin's direct rolling-three-month ZIP resale observation records a $313,829 median sold price, up 8.97% year over year. The rent index has slipped from its prior-year reading, so sale-price appreciation and rent cooling point in different directions. This is a cross-universe tension, not evidence that a sale produced a lease or that either measure determines the other. ZORI describes asking rents; the Redfin figure describes completed for-sale transactions. Read together, they frame whether the current rent snapshot is stable enough to compare with a firmer resale price signal.
History places the current softness in a longer sequence. Over exact same-month intervals ending in June, ZORI fell 1.55% over one year and 0.19% annualized across three years, after a 1.81% annualized gain across five years. Recent direction therefore confirms the cooling path relative to the three-year result, yet breaks from the positive five-year path. Monthly returns annualize to 3.08% variability, meaning a single current ZORI reading deserves moderate rather than absolute confidence. Separately, the maximum drawdown reached 4.82%, showing that observed rent levels have retreated before. Coverage is 99.26%, supporting a nearly complete history. National discovery ranks are 2,666 for momentum, 1,757 for stability, and 2,665 for the balanced measure, where lower ranks are higher. These are backward-looking measurements, not forecasts.
In that same direct resale observation, 120 homes sold and median marketing time was 36 days. Inventory was 252 homes. At the reported sales pace, 6.3 months of supply means the listed resale stock represented roughly that many months of sales, a sale-market availability measure rather than rental vacancy. The average sale-to-list result was 96.5%, only 12.83% of sales closed above list, and 35.15% went off market within Redfin's two-week window. Those metrics make the resale price increase more nuanced: recorded transactions occurred, but their timing, supply, and pricing signals do not describe apartment leases or establish property-level rental economics.
Geography and source design matter before comparing rent measures. The five-digit label 77057 is both a Zillow ZIP market identifier and a Census ZCTA match; a ZCTA is a statistical area and is not identical to a USPS delivery ZIP. In the ACS 2024 five-year survey of occupied renter homes, median gross rent was $1,374; it includes selected utilities and carries survey uncertainty. That is 6.48% below ZORI, a difference consistent with comparing a multitype asking-rent index with occupied-home gross rent rather than two contemporaneous asking-rent series. The ZCTA median household income was $66,971. Dividing annualized ZORI by that value yields a 26.21% asking-rent-to-income screen, while $58,520 is the income arithmetic implied by putting the monthly index at 30% of income. This screen is arithmetic, not advice or an applicant qualification rule. ACS estimates 7,299 of 15,302 renter households, or 47.7%, had a rent burden at or above that threshold; that aggregate burden does not identify a particular household or unit.
The stock table adds a structural lens without turning vacancy into proof of an available home. ACS ZCTA stock totals 25,682 housing units, with a 12.6% vacancy rate. It records 13,076 units in large multifamily structures and 5,752 single-family units, indicating that both structure groups matter to the aggregate rental setting. The renter-household count used for the burden measure is an occupied-unit measure, whereas vacancy is a stock-status measure; neither is a current advertisement count. Survey geography and category definitions therefore limit what can be inferred from the aggregate. In particular, the vacancy statistic cannot prove availability, pricing, condition, or lease terms for any specific home.
Bedroom figures should not be mistaken for observed lease rents. The FY2026 HUD FMR/SAFMR ladder used here gives a $1,810 two-bedroom administrative standard; HUD standards are bedroom-specific program benchmarks, not asking rent. Scaling ZIP ZORI by the local HUD ladder produces modelled monthly estimates of $1,188 for a studio, $1,229 for one bedroom, $1,463 for two, $1,964 for three, and $2,457 for four. These are modelled estimates, never measured bedroom rents. The two-bedroom estimate matches the ZIP index by construction, so it does not validate an offered two-bedroom lease or establish an actual bedroom premium. The method supplies an internally consistent sizing tool while retaining the ZIP index as its only observed rent input.
As wider rental context only, the City of Houston scope reports $1,567, the Harris County scope reports $1,600, and the Houston-The Woodlands-Sugar Land, TX metro scope reports $1,648. Each is above the ZIP ZORI, but city, county, and metro values are context rather than substitutes for the ZIP index or local lease evidence. Their shared direction makes the ZIP's lower current asking-rent level visible across wider areas, while the five-year ACS design, index construction, and geographic boundaries still prevent a like-for-like rent comparison. None of these broader figures changes the direct ZIP resale result.
Finally, annualized ZIP ZORI divided by Redfin's median sold price is 5.59%, a cross-source screening ratio only. It combines a blended asking-rent index with a rolling resale median and does not pair any sale with a particular lease, expense profile, or rent collection record. A property-level review would need to check the actual bedroom count against the modelled ladder; whether advertised rent includes utilities; the lease date, term, and concessions; current unit availability; structure type and condition; and the exact closed-sale or active-listing record. ACS burden and vacancy remain area-level survey measures, while Redfin's sale signals remain resale measures. The unresolved question is whether a specific property's current asking terms and sale evidence resemble these separate ZIP aggregates closely enough for the screen to be useful.
","findings":[{"body":"The ZIP's current Zillow asking-rent index is moving downward on the one-year and three-year history measures, while Redfin's direct resale median sold price increased year over year. This is a meaningful descriptive divergence because the rent history is cooling while recorded sale prices rose. It does not establish a causal relationship, forecast either market, or connect a specific sold property to a particular rental lease.","title":"Rent cooling conflicts with resale appreciation"},{"body":"The annualized ZORI-to-income screen is below the stated 30% threshold when paired with ZCTA median household income, yet ACS reports a substantial share of occupied renter households with burden at or above that threshold. The distinction matters because the first measure is arithmetic using an asking-rent index, while the second is a five-year survey measure of occupied renter homes and does not describe an individual household.","title":"Affordability indicators describe different household measures"},{"body":"Studio through four-bedroom figures are modelled by scaling the ZIP ZORI with the local HUD ladder. HUD FMR/SAFMR values are administrative, bedroom-specific standards rather than asking rents, and the resulting ladder does not observe signed leases or advertised bedroom rents. The two-bedroom modelled estimate matches ZORI by design, so that alignment is not independent confirmation of a two-bedroom market rent.","title":"Bedroom rents are a HUD-scaled model, not lease evidence"},{"body":"Redfin records completed ZIP resale activity, including homes sold, marketing time, inventory, months of supply, sale-to-list results, above-list closings, and short-window off-market activity. The reported months of supply translates inventory into an estimated period of sales at the prevailing pace. These signals qualify the median price increase but remain observations of the for-sale market, not rental demand, lease pricing, vacancy, or unit operating results.","title":"Resale liquidity is measurable but remains sale-side evidence"}],"risks":["ZORI, ACS gross rent, and HUD standards answer different questions: current typical asking rents, surveyed occupied renter costs with selected utilities, and administrative bedroom benchmarks. Treating them as interchangeable can distort the apparent rent gap.","The matched ZCTA is a statistical area rather than a USPS delivery ZIP and ACS is a five-year survey with uncertainty. Aggregate renter burden, income, stock, and vacancy cannot establish the economics or availability of a particular address.","The bedroom ladder mechanically scales one ZIP-level index by HUD relationships. It does not observe leases by bedroom, so differences in unit size, utility treatment, condition, concessions, or lease timing remain unmeasured.","Redfin's rolling resale records show completed for-sale activity, not rental transactions. Rising median sold price alongside easing ZORI may change, and the screening ratio contains no property-level operating, financing, or rent-collection data."],"qa":[{"a":"ZORI is Zillow's ZIP-level typical observed asking-rent index, blended across rental types. It is not a list of signed leases, a utility-inclusive gross-rent median, or an estimate for a specified bedroom count. The current figure describes a ZIP aggregate at its stated date, and a particular listing can differ because the packet does not match individual properties to the index.","q":"What does the current ZORI measure in 77057?"},{"a":"The required-income figure is simple arithmetic: monthly ZORI is annualized and divided by 30%. It does not observe an applicant's actual income, household composition, debts, utility obligations, concessions, or lease terms. Likewise, the ACS burden result is an aggregate survey measure for occupied renter households, not a decision about any one renter's qualification or affordability.","q":"Why does the 30% calculation not establish affordability for an applicant?"},{"a":"No. They are modelled monthly estimates generated by applying the local HUD bedroom ladder to the ZIP ZORI. HUD FMR/SAFMR is an administrative standard rather than an asking-rent series, and the packet supplies no direct measured ZIP bedroom-rent observation. The figures are useful for consistent scale comparison but do not verify a listing's actual rent.","q":"Are the studio through four-bedroom figures measured ZIP rents?"},{"a":"They come from separate observed universes. Redfin's median sale price and associated liquidity measures describe completed for-sale transactions during a rolling ZIP resale period, while ZORI tracks typical asking rents and its history tracks prior index changes. A sale-price increase can coexist with an easing asking-rent index without inconsistency, because neither measure is a transaction record for the other market.","q":"How can the higher Redfin sale price and cooling rent history both be true?"}],"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 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