Gallatin’s June 2026 reading begins with a cross-market tension. In ZIP 37066, Zillow ZORI is $1,636, while Redfin’s direct rolling-three-month ZIP median sold price is $472,758, 10.49% higher than a year earlier. Annualized ZIP ZORI divided by that sold-price median is 4.15%. This is a cross-source screening ratio only: it combines an area asking-rent index with an area resale median and does not estimate property-level economics. The contrast is useful for screening but not for equating renter activity with buyer activity; the Redfin figure belongs to for-sale transactions and the Zillow figure to asking rents.
Classification matters before comparing the rent figures. The five-digit label is both a Zillow ZIP market identifier and a Census ZCTA match; a ZCTA is a statistical area, not identical to a USPS delivery ZIP. Zillow ZORI is a typical observed asking-rent index blended across rental types. In contrast, the $1,391 ACS median gross rent comes from the matched ZCTA’s ACS 2024 five-year survey of occupied renter homes and includes selected utilities. The asking index is 17.6% above that survey median, a difference that should not be read as an error or a rent change: timing, population, utility treatment and measure construction differ.
Rent history makes the current softness relative rather than directionless. Exact same-month ZORI changes were 1.50% over one year, 0.45% over three years, and 4.05% over five years. The recent positive move thus confirms the longer positive direction, but its pace breaks from the faster five-year path and is above the three-year pace. Annualized variability in monthly returns was 2.60%, so the recorded sequence has shown limited, not zero, month-to-month movement. Its maximum drawdown was -2.86% from a prior high, a separate indication that the history did experience declines. Coverage was 100%. Transparent national discovery ranks among history-eligible ZIPs were 1,966 for momentum, 894 for stability and 1,615 for the balanced measure; lower ranks are higher. These are backward-looking measurements, not forecasts or investment recommendations, and the modest variability supports more confidence in one current rent snapshot than a highly erratic series would, without making it a guarantee.
Bedroom figures should not be treated as a second set of observed rents. The supplied local HUD FY2026 FMR/SAFMR ladder has a two-bedroom standard of $1,550; HUD FMR/SAFMR is an administrative, bedroom-specific standard, not asking rent. Scaling ZIP ZORI by this local ladder gives modelled monthly estimates, never measured bedroom rents: $1,425 for a studio, $1,636 for two bedrooms and $2,554 for four bedrooms. The one- and three-bedroom rungs are generated by the same scaling rather than sampled from leases. This approach preserves the ZIP’s blended ZORI level while borrowing HUD bedroom spacing, so a particular unit may depart from these estimates because the model does not observe its terms or attributes.
Income and burden produce a second, different tension. Applying the 30% screen mechanically to the ZIP asking index produces required annual household income of $65,440. The matched ZCTA’s median household income is $81,614, so those two aggregates produce a 24.1% asking-rent-to-income screen. This 30% required-income calculation is arithmetic, not advice and not an applicant qualification rule. The ACS burden tabulation, meanwhile, counts 4,675 of 9,265 renter households, or 50.5%, as spending at least 30% of income on rent. That survey burden share neither identifies the rent on a current listing nor proves that any particular household or unit is burdened; its occupied-home survey universe is different from current asking rent.
Housing stock provides a scale check but not a live availability count. The matched ACS ZCTA reports 27,144 housing units, including 1,520 vacant units, for a 5.6% overall vacancy rate; 19,155 units are single-family. Those counts include vacancy categories rather than an inventory of immediately rentable homes, so they cannot demonstrate availability at a particular address. For wider context only, Gallatin city rent context is $1,633, Sumner County rent context is $1,669, and Nashville-Davidson--Murfreesboro--Franklin, TN metro rent context is $1,810. The city, county and metro values are each wider-scope context, not substitutes for ZIP evidence, and their small-to-larger rent gradient should be kept distinct from the direct ZIP measures.
Redfin’s direct rolling-three-month ZIP resale observation supplies liquidity signals within the for-sale universe only. It recorded 389 homes sold, with median marketing time of 75 days. The observation lists 1,062 active listings, 641 inventory homes and 5 months of supply; active listings and inventory are reported fields, not rental availability. Average sale-to-list was 98.83%, 16.15% of homes sold above list, and 26.22% went off market within two weeks. The median sold price and annual price change introduced above come from this same resale observation, not rental transactions. Faster resale price change than the rent history challenges any one-variable reading of the rental or income screens, while the supply and sale-to-list signals do not resolve that cross-source tension or establish conditions for an individual property.
Evidence boundaries are decisive at property scale. ZIP ZORI cannot establish a unit’s signed lease amount, ACS cannot make its ZCTA median or burden share true for a delivery ZIP or household, HUD cannot convert an administrative standard into an asking quote, and Redfin cannot supply rental comparables. A property-level reading would need current asking rent after any concessions, lease length, bedroom and bathroom configuration, utility responsibility, advertised and actual availability, and condition; on the resale side it would need the property’s own closing price, listing status, price history and marketing time. These checks keep aggregate measures from being assigned to a particular unit. Which current property terms, if any, actually align with the ZIP-level screens?
","findings":[{"body":"ZIP asking rent has remained on a positive but slower path. Exact same-month ZORI gains were 1.50% over one year, 0.45% over three years and 4.05% over five years. Full historical coverage and 2.60% annualized monthly-return variability give the current index continuity. The separate -2.86% drawdown confirms that earlier declines occurred. These are historical measurements rather than predictions.","title":"Rent growth remains positive but has slowed"},{"body":"Source universes explain why rent benchmarks do not match. Zillow’s $1,636 ZORI is a blended typical asking-rent index, whereas the ACS ZCTA’s $1,391 median gross rent is a five-year survey estimate for occupied renter homes that includes selected utilities. HUD’s local two-bedroom $1,550 standard is administrative rather than a market quote. The modelled bedroom figures use HUD spacing but are not measured rents.","title":"Rent benchmarks describe different populations"},{"body":"The 30% screen puts annual household income of $65,440 alongside a matched-ZCTA median household income of $81,614, creating a 24.1% aggregate asking-rent-to-income result. Yet ACS reports 50.5% of renter households at or above the burden threshold. That contrast is descriptive: it reflects different definitions and populations and cannot identify the financial position of an applicant, tenant or individual unit.","title":"Aggregate income screen and burden share diverge"},{"body":"Resale evidence is direct but separate from rental evidence. Redfin’s rolling-three-month ZIP observation reports a $472,758 median sold price, 389 homes sold, 5 months of supply and a 98.83% average sale-to-list ratio. Its 10.49% annual price change exceeds recent rent growth, complicating a rent-only screen. Annualized ZORI divided by sold price is a 4.15% cross-source screen, not a property-specific metric.","title":"Resale evidence complicates a rent-only reading"}],"risks":["The $1,636 Zillow measure aggregates asking rents across rental types, so its current value can diverge from a particular lease because of bedroom layout, utilities, lease term, concessions, condition and timing.","The matched ACS ZCTA is a statistical geography rather than a USPS delivery ZIP, and its five-year occupied-renter survey can differ in timing, utility treatment and household composition from the asking-rent index.","The 5.6% overall vacancy rate combines all vacant housing categories. It cannot show whether a particular rental is available, what it asks, how long it will remain available, or whether an applicant is burdened.","Redfin’s resale medians, supply and sale-to-list figures reflect for-sale transactions in a rolling three-month observation. They do not provide rental transactions, property expenses, lease terms or an individual property’s transaction outcome."],"qa":[{"a":"These are different evidence universes. The $1,636 Zillow ZORI is a ZIP-level typical observed asking-rent index blended across rental types. The $1,391 ACS figure is a matched-ZCTA five-year survey median for occupied renter homes and includes selected utilities. Its lower level does not prove an error, because period and construction differ.","q":"Why does the report show both $1,636 and $1,391 for rent?"},{"a":"No. The studio through four-bedroom values are modelled monthly ZIP estimates. They scale the blended ZORI using relative positions in the supplied local HUD bedroom ladder. HUD’s standards are administrative and bedroom specific, not observed asking rents, and the model does not observe leases, utilities or property features.","q":"Are the bedroom estimates observed rental prices?"},{"a":"No. The $65,440 figure is simply the annual income produced when the current ZIP asking index is divided by 30%. It does not establish a household’s income or qualification. ACS’s 50.5% burden share is also an aggregate occupied-renter survey statistic, not evidence that a specific applicant or dwelling crosses the threshold.","q":"Does the 30% income number determine whether someone qualifies?"},{"a":"Redfin records a ZIP rolling-three-month for-sale and resale observation, including sold-price, inventory, marketing-time and sale-to-list information. Dividing annualized ZORI by its median sold price produces the stated 4.15% cross-source screening ratio. Because the numerator is asking rent and the denominator is resale price, it cannot describe the terms or economics of an individual rental property.","q":"How should the Redfin price metric be read with the Zillow rent index?"}],"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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