What are the best macro data for real estate investors?

Redfin Data Center, Zillow Research are among the most-upvoted macro data for real estate investors in the TerminalValue index.

Is there a free macro data option?

Yes — Redfin Data Center (FREE).

01.0
Redfin Data Center (redfin.com ↗)FREE· free
Provides downloadable CSV datasets covering US housing market metrics including prices, inventory, buyer/seller balance, luxury market activity, and financing trends
[key] weekly & monthly updated CSV exports of granular US housing market metrics[asset] Real Estate·[function] Macro·added 2mo ago
02.0
Zillow Research (zillow.com ↗)FREE· free
Provides downloadable CSV datasets and interactive dashboards covering US home values, rental prices, inventory, sales, affordability, and market forecasts at national, metro, and county granularity.
[key] monthly-updated ZHVI (Zillow Home Value Index) and ZORI (Zillow Observed Rent Index) time series[asset] Real Estate·[function] Macro·added 2mo ago