> Source: https://www.openingbid.art/artist/jean-de-courtney-isherwood · updated 2026-11-03

# Jean de Courtney Isherwood (1911–2006)

Jean de Courtney Isherwood is an artist with 19 auction lots recorded since 2014, median price $350. Some sold prices are hammer-only and exclude the buyer's premium; they are marked on this page. Some sold prices are not yet verified as premium-inclusive or hammer, and are marked on this page.

A work by Jean de Courtney Isherwood sold in 2022 for $895, according to OpeningBid's index of auction results.

## What is a Jean de Courtney Isherwood work worth?

Across 13 sold lots tracked by OpeningBid, the median price of a Jean de Courtney Isherwood work is $350.

The median Jean de Courtney Isherwood painting sells for $386 across 7 lots.

The median Jean de Courtney Isherwood work on paper sells for $198 across 6 lots.

Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.

## Price breakdown by category

| Category | Lots tracked | Median price | Record price | Sell-through | Last sale |
|---|---|---|---|---|---|
| Paintings | 13 | $386† | $4,258† | 53.8% | 2022-02-24 |
| Works on Paper | 8 | $198† | $409† | 75% | 2026-09-23 |

† hammer price — buyer's premium not included.

## Price by size

### Paintings

| Size | Sold lots | Typical range (p25–p75) | Median | Record |
|---|---|---|---|---|
| medium (50–120 cm) | 5 | $369–$895† | $386† | $1,537 |

† hammer price — buyer's premium not included.

Size is the work's longest edge. Cells appear only with at least 5 sold lots.

## Notable results

| Medium | Year | Price |
|---|---|---|
| Paintings | 2014 | $4,258† |
| Paintings | 2014 | $1,537 |
| Works on Paper | 2017 | $409† |
| Works on Paper | 2015 | $304† |

† hammer price — buyer's premium not included.

The highest recorded result in each medium. The full sale history is in the OpeningBid app (free sign-up).

## Frequently asked questions

### What is a Jean de Courtney Isherwood worth?

Across 13 sold lots tracked by OpeningBid, the median price of a Jean de Courtney Isherwood work is $350. The median Jean de Courtney Isherwood painting sells for $386 across 7 lots. The median Jean de Courtney Isherwood work on paper sells for $198 across 6 lots. Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.

### What is the average price of a Jean de Courtney Isherwood painting?

Based on 7 sold lots tracked by OpeningBid, the median auction price of a Jean de Courtney Isherwood painting is $386. Some prices are hammer-only and exclude the buyer's premium.

### What is Jean de Courtney Isherwood's most expensive painting?

The highest price recorded at auction for a Jean de Courtney Isherwood painting is $4,258. That record lot sold for a hammer price of $4,258 (buyer's premium not included).

### What is Jean de Courtney Isherwood's auction record?

Jean de Courtney Isherwood's auction record is $4,258, set in 2014. That record lot sold for a hammer price of $4,258 (buyer's premium not included).

---

Data last updated 2026-11-03. OpeningBid tracks 15,596,131 auction lots from 579 auction houses, refreshed nightly.

Cite this page as: OpeningBid, “Jean de Courtney Isherwood auction prices”, https://www.openingbid.art/artist/jean-de-courtney-isherwood (updated 2026-11-03).

Historical auction data, not investment advice. Prices are premium-inclusive USD where the buyer's premium is recorded. Figures marked † are hammer prices (buyer's premium not included); ‡ marks a price whose basis is not yet verified. Non-USD results are converted at the sale month's rate.