The Society of American Foresters runs the Certified Forester (CF) exam. It is for forestry professionals with 5 or more years of qualifying experience plus education. This page has free practice sets by topic and worked explanations of sample questions. It also lists the main exam facts, each taken from SAF's own pages: fees, the passing scaled score, retakes and renewal.
Numbers in brackets link to the official sources listed under Sources & last verified. Dates that have passed are removed automatically.
| Item | Detail | Source · Verified |
|---|---|---|
| Passing score | Scaled score of 75 (scale 0–100)[1] | Society of American Foresters · Oct 25, 2026 |
| Exam fee (Certified Forester / Candidate application) | $280 members / $400 non-members[2] | Society of American Foresters · Oct 24, 2026 |
| Retake policy | No limit on attempts; one year to pass once approved[1] | Society of American Foresters · Oct 25, 2026 |
| Validity (Certified Forester) | 3 years[1] | Society of American Foresters · Oct 25, 2026 |
| Renewal (Certified Forester) | Every 3 years; 45 CFE hours[2] | Society of American Foresters · Oct 24, 2026 |
| Delivery | Test site or remote proctored, via SMT[1] | Society of American Foresters · Oct 25, 2026 |
| Eligibility | 5+ years qualifying experience plus education[1] | Society of American Foresters · Oct 25, 2026 |
| Testing window | Applications accepted any time; no fixed window[1] | Society of American Foresters · Oct 25, 2026 |
According to Society of American Foresters, “For the CF credential, each applicant must have five-years or more of qualifying professional experience”[1]
The Society of American Foresters (SAF) gives the Certified Forester credential to forestry professionals who meet its standards for education, experience and knowledge. To apply, you need 5 or more years of qualifying professional experience plus qualifying education. SAF reviews each application, so read the exact rules on the SAF Certification Requirements page before you apply.
You can apply at any time. There is no fixed testing window. The application fee is $280 for SAF members and $400 for non-members. Once you are approved, you book the exam through SMT. You can take it at a test site, or take it remote proctored from your home or office.
Results are given as a scaled score from 0 to 100, and a passing scaled score is 75. A scaled score may not match the percentage of questions you got right, so in practice aim well above the line rather than for exactly 75 percent. There is currently no limit on how many times you can take the exam. However, you have one year to pass after your application is approved.
The credential lasts 3 years. To renew it, each Certified Forester must complete 45 CFE credit hours within that three-year period. SAF can change any of these rules, so the official Certification FAQ and Requirements pages have the final word.
Prepare for the SAF - Society of American Foresters Certification exam with our free practice test modules. Each quiz covers key topics to help you pass on your first try.
These are practice questions written for this site, not questions from the real exam. Each explanation shows why the right answer is right and why the others are wrong.
Question: What is the importance of continuing education for SAF professionals in Soil Science & Analysis?
Answer: A. Maintaining current knowledge and adapting to industry changes
Explanation:
A is correct. Certification is not something you finish once and forget. Soil science, like the rest of forestry, changes as research, tools and regulations change. Continuing education is how a certified professional keeps up, and it also counts toward the credential's renewal requirements.
Rule to remember: if a question asks why continuing education matters, choose the answer about staying current and meeting certification requirements. Reject answers about money, convenience or career stage.
Question: What is the main focus of forest ecology?
Answer: B. Interactions within forest ecosystems
Explanation:
B is correct. Forest ecology studies the interactions inside forest ecosystems. It looks at how trees, other plants, animals, fungi and microbes affect each other, and how they respond to soil, climate, water and light. This explains how forests are built, how they work and how they change over time.
Rule to remember: ecology answers are about how living things relate to each other and their environment. Answers about prices, markets or construction belong to other fields.
Question: What is the role of biodiversity in forest ecosystems?
Answer: B. It contributes to ecosystem resilience and productivity
Explanation:
B is correct. Biodiversity is the variety of species, genes and habitats in a forest, and it makes the ecosystem more resilient. When a pest, disease, fire or drought hits some species, others keep key processes going, such as nutrient cycling, pollination and regrowth. A varied community also uses resources more fully, which supports productivity.
Rule to remember: on biodiversity questions, the right answer links variety to stability, resilience and productivity. Options that call diversity harmful usually get the science backwards.
Start with the official material. Read the SAF Certification Requirements page and FAQ, confirm you are eligible, and look for the current content outline SAF publishes for the exam. Our practice sets are grouped by topic and are not a copy of the official exam outline.
Do a first pass without notes. Work through the core sets, such as Forest Ecology & Silviculture, Forest Resource Management & Planning, Measurement, Analysis & Decision Support Systems and Policy, Economics & Administration. Note which topics you miss most. Read the explanation for every wrong answer and write down the rule behind it, not just the letter.
Put most of your time into weak areas. Use textbooks, field manuals and your own work experience to fill the gaps. Sets such as Regulatory Framework & Compliance, Water Quality & Management and Soil Science & Analysis reward understanding the reasoning, not just knowing the terms.
Before test day, retake your lowest-scoring sets until your results are steadily well above the passing scaled score of 75. If you plan to test remote proctored, check SMT's equipment and room rules early. You have one year from approval to pass, so leave time for a retake if you need one.
The fee is $280 if you are an SAF member and $400 if you are not, according to the SAF Certification Requirements page. Because members pay less, compare the saving with the cost of SAF membership before you apply. Check the official page for the current fee before you pay, since SAF can change it.
You need a scaled score of 75, on a scale from 0 to 100. Because the score is scaled, it may not equal the percentage of questions you got right. When you practise, aim comfortably above that line. SAF's Certification FAQ explains how results are reported.
Yes. SAF offers a remote proctored option through SMT, so you can test from home or an office. You can also take the exam at a test site. If you choose remote proctoring, read SMT's equipment and room rules ahead of time so a technical problem does not cost you your appointment.
You can take it again. SAF currently has no limit on the number of times you can take the exam. You do have one year to pass once your application is approved, so plan any retake within that time. Use topic-by-topic practice to work on the areas where you struggled.
You need 5 or more years of qualifying professional experience plus qualifying education. SAF decides what counts as qualifying, so read the Certification Requirements page and check that your background fits before you pay the fee. You can apply at any time. There is no fixed window.
The credential lasts 3 years. To renew it, you must complete 45 CFE credit hours within each three-year period. Log your hours as you earn them rather than all at the end. SAF's Requirements page lists which activities count.
How we verify: editorial & fact-checking policy. Report an error: contact us.