Changelog: data updates and corrections
Every data update, correction and change to how a figure is calculated, newest first. Routine monthly CPI refreshes that do not change a published cap are not listed.
- – Added worked examples (highest legal rent after one increase) to the California, Oregon and Washington calculators, a data-status line on every data page and this changelog.
- – County pages: new section comparing each county with the rest of its state (two-bedroom FMR rank, change vs. the state median, FMR vs. Census median rent, rent burden vs. state). New free CSV download of all county figures.
- – New: rent increase laws by state (cap, notice, frequency, local rent control, retaliation) for Colorado, the District of Columbia, Florida, Georgia, Illinois, New Jersey, New York and Texas, each checked against the statute text and official sources.
- – Site launched.
- – Loaded HUD FY2027 Fair Market Rents (effective October 1, 2026), FY2027 Small Area FMRs, FY2026 income limits and the FY2026/FY2025 comparison files. Spot check: 5 counties and 8 ZIP codes match huduser.gov (270 + 40 values).
- – Added Census ACS 5-Year 2020–2024 rent, renter income and rent burden by county, with 2015–2019 comparison and 'most affordable counties to rent' rankings. Spot check: 3 counties match data.census.gov.
- – Rent increase caps: California AB 1482 regional figures for August 1, 2026 – July 31, 2027, Oregon 2026 (9.5%) and 2027 (10%), Washington 2026 (9.683%) and 2027 (10%), each matched against the official state figure.
Spotted a figure that differs from the official source? See corrections.