How Penny Value estimates a penny's value

3 min read · Updated Oct 4, 2026

In short

Penny Value estimates are our own work. We build them from public sale records, how many coins were made and how many survive.
Each value is a range for each grade, with a date and a confidence word. It isn't a promise or an offer.
When there aren't enough sales to be sure, we tell you.

What goes into an estimate

We start with facts:

Public sale results. The price a specific coin actually sold for at a public auction, with its date and grade.
Mintage. How many coins of that date and mint were made, from US Mint production figures.
Survival. How many seem to survive in each condition, including how many grading services have certified.
Metal content. An estimate of the raw metal content using the monthly metal prices available in our data. This excludes recovery costs and does not guarantee a resale price.

We never copy, average or adjust the numbers in anyone's price guide. Our estimates come from the facts above and our own method.

How a value is shown

A range, not one number. For each grade, from Good to Mint State, we show a low, typical and high value.
An "as of" date. When available, we show the reference period recorded for the estimate or metal prices, such as 2026-Q4. Missing dates are reported as unavailable.
The method and evidence. The info sheet identifies recorded-sales, sparse-evidence, scarcity-model, value-rule or record-sale methods. It shows the recorded sale count when available. A model or rule is not a set of comparable sales.
A confidence word. High, medium or low, as recorded for that catalogue estimate. A rule-based value can have high confidence without sale records.

Check the date shown with the result. A date is the estimate's reference period, not a promise of live pricing or a future update schedule. Different photos, corrections or catalogue updates can change a result.

When there aren't many sales

Few sales: we show a wider range and a "Few recent sales" label. The true value could be well above or below the middle.
Scarcity models: some catalogue entries use a modeled estimate based on scarcity rather than a direct set of comparable sales. Treat it as a model, not an observed selling price.
Record-only or insufficient evidence: a famous sale does not establish the typical price of another coin. Some results remain unpriced; seek an independent assessment and authentication where appropriate.

Simple rules for common pennies

Most pennies don't need auction records. We use plain rules:

Zinc pennies (1982 to today), worn: face value. For example, 1¢.
Copper pennies from 1959 to 1982, worn: the value of their metal, a few cents. For example, 4¢. This is for information only: federal rules ban melting pennies, with only narrow exceptions.
Common Wheat pennies, worn: a small price per coin, because they usually sell in bulk. For example, 6¢.

What an estimate is not

An estimate isn't an offer to buy, an appraisal or a professional grade. What you actually get depends on the buyer, where you sell, how the coin looks and whether it's certified. That's why every value in the app carries this note:

Penny Value estimate for a genuine coin in the grade shown. Actual prices vary.

Penny Value doesn't buy or sell coins, so we have no reason to push a number up or down.

Check yours

Scan a penny, then tap "How we estimate" on any value to see the details behind it.

Check your own penny

Penny Value is an Android app for now, so it isn't on the App Store. The values and checks on this page are free to use.Penny Value is an Android app. Open this page on your Android phone to check your own penny with a photo.

Coins in this guide

1982 Zinc Large Date
Philadelphia · Part of the 10,712,525,000 1982 Philadelphia cents; US Mint figures don't split copper from zinc or Small from Large Date.
1¢worn
1972
Philadelphia · Included in the 2,933,255,000 1972 total; not counted separately.
4¢worn
1944
Philadelphia · 1.4 billion made
7.5¢worn
79¢MS-60
1943 Bronze (error)
Philadelphia · A handful known: about a dozen confirmed, and perhaps about 40 struck by mistake.
ErrorTest first
Rarely sold

Related guides

Sources

Wikipedia, “Lincoln cent mintage figures” (accessed 2026-09-26)
U.S. Mint, “Penny FAQs” (accessed 2026-09-26)
World Bank, “Commodity Markets” (accessed 2026-09-26)
PCGS, “PCGS Grading Standards” (accessed 2026-09-26)