Research libraryMacro & markets
Alt30 Housing Market Monitor · 2026-09-24
The U.S. housing market, with our read on it.
Financing costs, prices, construction and sales, refreshed from FRED, with Alt30's take on each number.
Alt30 Housing Market MonitorSep 24, 2026United StatesPilot edition · unsponsored
Financing costs
What it costs to borrow for a home.
30-year fixed mortgage is 7.03%, up 0.08 pp over the past wk. 15-year fixed mortgage is 6.42%, up 0.16 pp over the past wk. 10-year Treasury is 5.11%, up 0.10 pp over the past wk.
7.03%
30-year fixed mortgage · +0.08 pp/wk · as of 2026-09-24
6.42%
15-year fixed mortgage · +0.16 pp/wk · as of 2026-09-24
5.11%
10-year Treasury · +0.10 pp/wk · as of 2026-09-23
Home prices
What homes are selling for, and how fast that is changing.
Case-Shiller US home price index (YoY) is +1.5%, up 0.3 pp over the past mo. FHFA house price index (YoY) is +3.0%, down 0.4 pp over the past qtr.
+1.5%
Case-Shiller US home price index (YoY) · +0.3 pp/mo · as of 2026-06-01
+3.0%
FHFA house price index (YoY) · -0.4 pp/qtr · as of 2026-04-01
Construction
How much new housing is being started and permitted.
Housing starts (000s, SAAR) is 1,275K, down 34K over the past mo. Building permits (000s, SAAR) is 1,403K, down 30K over the past mo.
1,275K
Housing starts (000s, SAAR) · -34K/mo · as of 2026-08-01
1,403K
Building permits (000s, SAAR) · -30K/mo · as of 2026-08-01
Sales & supply
How many homes are selling, and how much is on the market.
New single-family home sales (000s, SAAR) is 684K, up 41K over the past mo. Months' supply of new homes is 8.5, down 0.5 over the past mo. Housing affordability index is 104.7, up 1.9 over the past mo.
684K
New single-family home sales (000s, SAAR) · +41K/mo · as of 2026-08-01
8.5
Months' supply of new homes · -0.5/mo · as of 2026-08-01
104.7
Housing affordability index · +1.9/mo · as of 2026-08-01
Data in this edition
- Federal Reserve Economic Data (FRED), St. Louis Fed; each series stamped with its own release date
- Rates: Freddie Mac & Federal Reserve Board; prices: Case-Shiller (S&P/CoreLogic) & FHFA; construction and sales: U.S. Census Bureau & HUD; affordability: composite
Sources carry different vintages and lags by design and are never combined inside one figure. The write-up's caveats section says what the index does and does not claim.
Cite as
Alt30 (2026). Alt30 Housing Market Monitor, Weekly (v0.1.0). Alt30. https://portal.alt-30.com/reports/housing-monitor
This edition is unsponsored. Sponsorship and white-label distribution are available for future editions; the analysis layer is never touched by sponsor branding.
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