Mass Appraisal

How Appraisers Value Land

An interview with Thomas Holding, a veteran assessor who has worked on all sides of the industry

Apr 28 • Lars Doucet

How to Value Land: Korean style!

Wales asked the question, Korea answered it.

Apr 9 • Lars Doucet

Valuing Land: The Simplest Viable Method

The least we can do to improve land valuation methodology right away

Sep 18, 2025 • Lars Doucet

OpenAVMKit: a Free and Open Source mass appraisal library

Today we are launching OpenAVMKit, a new free and open source library for real estate mass appraisal.

Aug 13, 2025 • Lars Doucet

Amateurs talk Algorithms, Professionals talk Data Cleaning

The #1 thing every assessor can do to get better results right away

Jun 30, 2025 • Lars Doucet

How Georgists Valued land in the 1900's

The lost art of the "Somers System" of land valuation

May 19, 2025 • Lars Doucet

Mass Appraisal For The Masses: The Basics

How are property tax assessments calculated, and how can we know if they're fair? Let's find out!

Mar 10, 2025 • Lars Doucet

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