ZIP 85203 presents a split screen between a nearly flat asking-rent reading and a rising resale-price reading. Current Zillow ZORI, a typical observed asking-rent index blended across rental types, is $1,353 per month, up 0.65% from the same month a year earlier. Meanwhile, the direct ZIP resale median sold price was $489,889, 6.72% higher year over year. Annualized ZIP ZORI divided by that sold-price figure produces a 3.31% cross-source screening ratio only; it does not measure expenses, financing, lease-level revenue, or operating performance.
The rent history is positive over longer intervals but has materially slowed. Exact same-month changes were 0.65% over one year, 0.22% annualized over three years, and 2.74% annualized over five years. Its month-to-month changes annualize to 3.76% variability, so one current rent snapshot deserves less confidence than a smoother series would warrant. Separately, the largest historical decline from a prior peak was 4.70%. The record has 100% coverage, with 67 monthly observations and 66 consecutive monthly returns. Transparent national discovery ranks among history-eligible ZIPs were 2,246 for momentum, 2,460 for stability, and 2,670 for the balanced measure, where a lower rank is higher. Recent direction therefore confirms the longer positive path, but breaks from its faster five-year pace. These are backward-looking measurements, not forecasts or investment recommendations.
The current asking index should not be treated as interchangeable with survey rent or an administrative standard. The matched Census ZCTA ACS five-year survey reports median gross rent of $1,534 for occupied renter homes; gross rent includes selected utilities, and the current asking index equals 88.2% of that survey median. A ZCTA is a statistical area and is not identical to a USPS delivery ZIP. HUD's local two-bedroom FMR/SAFMR standard is $1,670, making ZIP ZORI 81.0% of that standard. HUD FMR/SAFMR is a bedroom-specific administrative standard, not an asking-rent observation, so these gaps do not establish a discount for any particular available home.
Bedroom detail is best read as a scaling model rather than a set of observed ZIP rents. Using the local HUD bedroom ladder to scale ZIP ZORI produces modelled monthly estimates of $1,069 for a studio, $1,167 for one bedroom, $1,353 for two bedrooms, $1,807 for three bedrooms, and $2,001 for four bedrooms. The pattern reflects the relative local HUD standards applied to the ZIP-wide Zillow index. These are modelled estimates, never measured bedroom rents: the source does not identify an individual property's layout, condition, utility treatment, concessions, or lease terms.
The arithmetic affordability screen is less strained than the observed burden result, which is the central household-level tension. At a 30% rent-to-income screen, $1,353 monthly rent corresponds to required annual income of $54,120, versus matched-ZCTA median household income of $73,578; annual asking rent is 22.1% of that income figure. This is arithmetic, not advice or an applicant qualification rule. Yet 58.4% of surveyed renter households reported spending at least 30% of income on rent, a survey result that cannot prove the burden of a particular unit. The ZCTA contains 14,112 housing units, including 8,772 single-family units, with a 5.5% vacancy rate and 380 units vacant for rent. Housing composition and vacancy describe the area-level stock, not the availability or pricing of any one property.
Broader benchmarks place the ZIP below its surrounding rent contexts. The Mesa city-context rent is $1,549, the Maricopa County context rent is $1,729, and the Phoenix-Mesa-Chandler metro-context rent is $1,733, compared with ZIP ZORI of $1,353. Each comparison is wider-area context rather than a replacement for the ZIP observation. The lower ZIP asking index is consistent with its below-context position, but it does not resolve why the ACS renter-burden share remains elevated or whether the current mix of listings matches the mix represented in the index.
Direct rolling-three-month Redfin ZIP resale evidence gives the other side of the tension. The $489,889 median sold price rose 6.72% year over year, while 98 homes sold and median marketing time was 49 days. Inventory stood at 99 homes, up 12.4%, with 3.1 months of supply. Average sale-to-list was 97.62%, and 11.59% of sales closed above list. Rising sold prices confirm that resale values moved upward even as asking-rent growth slowed, but the below-list average and increased inventory challenge any simple reading of uniformly tight market conditions. These are for-sale market observations, not rental transactions or rental comparables.
The evidence has important boundaries. Zillow ZORI blends rental types and does not substitute for a current comparable listing; ACS is a survey of occupied renter homes within a statistical ZCTA; HUD standards serve an administrative purpose; and Redfin describes ZIP resale activity rather than property economics. A property-level review should match bedroom count and property type, inspect the actual advertised rent and included utilities, identify concessions and lease duration, and compare sale records with the subject property's condition and listing history. The practical unresolved question is whether the specific unit under review resembles the blended asking-rent index, the modelled bedroom ladder, or neither.
","findings":[{"body":"ZIP asking rent was only 0.65% higher than a year earlier, while the three-year annualized change was 0.22% and the five-year annualized change was 2.74%. The history remains positive over longer windows, but the latest direction is considerably slower than the five-year path. Historical volatility and drawdown show that the current reading should be treated as a snapshot rather than a stable trend line.","title":"Rent growth has slowed despite a positive longer history"},{"body":"The 30% arithmetic screen converts current ZIP asking rent into a required annual income below matched-ZCTA median household income. However, 58.4% of surveyed renter households were rent burdened at 30% or more. That difference means area-level median income and a current asking index do not fully describe the income distribution, lease terms, utilities, or unit mix facing surveyed renter households.","title":"Survey burden is high relative to the simple income screen"},{"body":"Zillow ZORI is a blended asking-rent index, ACS median gross rent is a five-year survey measure for occupied renter homes that includes selected utilities, and HUD FMR/SAFMR is an administrative bedroom-specific standard. The ZIP asking index sits below both the ACS median gross-rent figure and the HUD two-bedroom standard, but those differences are source-scope differences rather than proof of a market discount.","title":"Asking rent, ACS rent, and HUD standards answer different questions"},{"body":"Redfin's direct ZIP resale data showed year-over-year median sold-price growth while Zillow asking-rent growth was nearly flat. At the same time, inventory increased, average sale-to-list was below list, and only a minority of sales closed above list. This combination supports a resale-price increase but complicates any claim that either the rental or for-sale side is uniformly strong.","title":"Resale price appreciation conflicts with subdued rent momentum"}],"risks":["The current Zillow figure is a blended ZIP asking-rent index, so it may not match the bedroom count, property type, utility package, condition, concessions, or lease term of a specific available home.","ACS burden and gross-rent measures are matched-ZCTA five-year survey estimates for occupied renter households, not current lease quotes, and a ZCTA boundary is not identical to a USPS delivery ZIP.","The resale figures describe direct rolling-three-month ZIP for-sale transactions and listings, not rental transactions. Sold-price movement and sale-to-list behavior should not be converted into property-level rental economics.","High historical rent variability and a meaningful maximum drawdown reduce confidence in extrapolating from a single current asking-rent observation, especially when recent growth is slower than the longer-period history."],"qa":[{"a":"It divides annualized current ZIP asking rent by 30% to show the income level associated with that arithmetic threshold. It is not advice, a tenant-screening standard, an applicant qualification rule, or evidence that a household with a different income, subsidy, utility bill, or lease term can or cannot afford a unit.","q":"What does the 30% required-income screen mean?"},{"a":"No. The studio through four-bedroom figures are modelled estimates created by scaling ZIP ZORI with the local HUD bedroom ladder. Zillow ZORI itself is blended across rental types, while HUD FMR/SAFMR is an administrative bedroom-specific standard. Neither source establishes a measured asking rent for a particular property or floor plan.","q":"Are the bedroom rent figures observed rents for available units?"},{"a":"The rental market identifier is Zillow's ZIP-level market label, while ACS geography is a matched Census ZCTA. A ZCTA is a statistical area created for Census tabulation and is not identical to a USPS delivery ZIP. Therefore, ACS household income, burden, tenure, and vacancy figures provide closely matched context rather than exact delivery-ZIP counts.","q":"Why does the report distinguish the ZCTA from the ZIP code?"},{"a":"The resale data show higher median sold prices over the direct rolling-three-month observation, while asking-rent growth was only modest over the same-month annual comparison. Rising inventory and below-list average sale pricing add countervailing resale signals. Together, these sources show a tension between price appreciation and subdued rent momentum, not a forecast or a property-level conclusion.","q":"How should the resale and rent evidence be read together?"}],"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 FY2026","pulledAt":"2026-07-26","url":"https://www.huduser.gov/portal/datasets/usps_crosswalk.html"},{"key":"realtor_county","name":"Realtor.com Economic Research — county listing inventory","release":"county inventory 2026-06","pulledAt":"2026-07-28","url":"https://www.realtor.com/research/data/"},{"key":"redfin","name":"Redfin Data Center — inventory, days on market, and price cuts","release":"metro tracker through 2026-05-01","pulledAt":"2026-07-26","url":"https://www.redfin.com/news/data-center/"},{"key":"redfin_zip","name":"Redfin Data Center — ZIP resale activity and supply","release":"ZIP rolling 3 months through 2026-06-30; updated 2026-07-03","pulledAt":"2026-08-12","url":"https://www.redfin.com/news/data-center/"},{"key":"zillow_county","name":"Zillow ZHVI and ZORI — county values and rents","release":"county ZHVI/ZORI 2026-06","pulledAt":"2026-07-26","url":"https://www.zillow.com/research/data/"},{"key":"zillow_zori","name":"Zillow ZORI — metro market 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 2026-06","pulledAt":"2026-08-08","url":"https://www.zillow.com/research/data/"}],"history":[{"period":"2020-12-01","rent":1056.998407},{"period":"2021-01-01","rent":1064.554617},{"period":"2021-02-01","rent":1058.128792},{"period":"2021-03-01","rent":1075.686932},{"period":"2021-04-01","rent":1101.394731},{"period":"2021-05-01","rent":1139.830988},{"period":"2021-06-01","rent":1181.732231},{"period":"2021-07-01","rent":1210.401671},{"period":"2021-08-01","rent":1225.486153},{"period":"2021-09-01","rent":1236.314295},{"period":"2021-10-01","rent":1255.544309},{"period":"2021-11-01","rent":1286.3327},{"period":"2021-12-01","rent":1314.096642},{"period":"2022-01-01","rent":1333.754968},{"period":"2022-02-01","rent":1360.387272},{"period":"2022-03-01","rent":1375.250388},{"period":"2022-04-01","rent":1378.298573},{"period":"2022-05-01","rent":1366.452275},{"period":"2022-06-01","rent":1354.799585},{"period":"2022-07-01","rent":1349.278063},{"period":"2022-08-01","rent":1337.331673},{"period":"2022-09-01","rent":1327.135178},{"period":"2022-10-01","rent":1318.682503},{"period":"2022-11-01","rent":1327.467581},{"period":"2022-12-01","rent":1335.749726},{"period":"2023-01-01","rent":1334.66622},{"period":"2023-02-01","rent":1329.607409},{"period":"2023-03-01","rent":1333.213637},{"period":"2023-04-01","rent":1344.44262},{"period":"2023-05-01","rent":1355.509427},{"period":"2023-06-01","rent":1344.096213},{"period":"2023-07-01","rent":1339.088904},{"period":"2023-08-01","rent":1343.01904},{"period":"2023-09-01","rent":1356.742361},{"period":"2023-10-01","rent":1357.543926},{"period":"2023-11-01","rent":1324.743362},{"period":"2023-12-01","rent":1313.545844},{"period":"2024-01-01","rent":1315.737433},{"period":"2024-02-01","rent":1337.59171},{"period":"2024-03-01","rent":1341.242713},{"period":"2024-04-01","rent":1337.106795},{"period":"2024-05-01","rent":1337.878907},{"period":"2024-06-01","rent":1345.17993},{"period":"2024-07-01","rent":1355.126934},{"period":"2024-08-01","rent":1358.721443},{"period":"2024-09-01","rent":1350.363434},{"period":"2024-10-01","rent":1343.212886},{"period":"2024-11-01","rent":1348.67854},{"period":"2024-12-01","rent":1345.580968},{"period":"2025-01-01","rent":1343.143923},{"period":"2025-02-01","rent":1331.601216},{"period":"2025-03-01","rent":1341.373362},{"period":"2025-04-01","rent":1345.48178},{"period":"2025-05-01","rent":1347.991784},{"period":"2025-06-01","rent":1344.230199},{"period":"2025-07-01","rent":1342.333863},{"period":"2025-08-01","rent":1342.334183},{"period":"2025-09-01","rent":1345.883238},{"period":"2025-10-01","rent":1353.400417},{"period":"2025-11-01","rent":1362.869016},{"period":"2025-12-01","rent":1368.671837},{"period":"2026-01-01","rent":1369.481102},{"period":"2026-02-01","rent":1368.134495},{"period":"2026-03-01","rent":1357.987091},{"period":"2026-04-01","rent":1354.782908},{"period":"2026-05-01","rent":1350.983153},{"period":"2026-06-01","rent":1352.935559}],"historySummary":{"pointCount":67,"firstPeriod":"2020-12-01","latestPeriod":"2026-06-01","coverageMonths":67,"coverageRatio":1,"changes":{"1":{"years":1,"startPeriod":"2025-06-01","endPeriod":"2026-06-01","startRent":1344.230199,"endRent":1352.935559,"change":0.00647609316207598,"cagr":0.00647609316207598},"3":{"years":3,"startPeriod":"2023-06-01","endPeriod":"2026-06-01","startRent":1344.096213,"endRent":1352.935559,"change":0.006576423558452449,"cagr":0.002187353183726426},"5":{"years":5,"startPeriod":"2021-06-01","endPeriod":"2026-06-01","startRent":1181.732231,"endRent":1352.935559,"change":0.14487489086688043,"cagr":0.027428494340157705}},"maxDrawdown":-0.04698019011879229,"annualizedVolatility":0.037629167741889624,"consecutiveReturnCount":66}}