BiggerPockets Calculators
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Free tools for rental property valuation, BRRRR analysis, and deal analyzer; top rec in r/realestateinvesting
More resources on Property Valuation
BiggerPockets
Real estate investing education site and community with articles, podcasts, forums and calculators covering deal analysis, financing, rental properties, house flipping and landlording. Users learn to evaluate property cash flow and returns and to compare investment strategies using practitioner case studies.
zillow.com/research
Zillow Research is Zillow’s data-driven hub for housing-market analysis, providing market trends, home-value indices (ZHVI), rent data, and downloadable datasets. It features research reports, methodological notes, charts, and other resources to study property valuations across markets.
Property Valuation
Peter Wyatt's postgraduate textbook (1st edition, 2007) sets valuation in an economic context: how occupier, investment and development markets form prices, then the comparison, investment, residual and cost methods applied to business property. Readers learn to interpret valuations as market analysis.
The Appraisal of Real Estate
The Appraisal Institute's standard reference for US appraisers (12th edition, 2001): appraisal theory, market analysis, highest and best use, land valuation, the sales comparison, cost and income capitalization approaches, and report writing. Readers learn to build a defensible market value opinion.