> Source: https://www.openingbid.art/artist/thornton-robert-john-2 · updated 2026-11-01

# Robert John Thornton (1768–1837)

Robert John Thornton is an English artist with 31 auction lots recorded since 1997, median price $1,725. Some sold prices are not yet verified as premium-inclusive or hammer, and are marked on this page.

A work by Robert John Thornton sold in 2018 for $7,930, according to OpeningBid's index of auction results.

## What is a Robert John Thornton work worth?

Across 29 sold lots tracked by OpeningBid, the median price of a Robert John Thornton work is $1,725.

The median Robert John Thornton print sells for $2,601 across 24 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 |
|---|---|---|---|---|---|
| Prints & Editions | 25 | $2,601†‡ | $25,902 | 96% | 2023-11-28 |

† hammer price — buyer's premium not included.

‡ reported price — whether it includes the buyer's premium is not yet verified.

## Price by size

### Prints & Editions

| Size | Sold lots | Typical range (p25–p75) | Median | Record |
|---|---|---|---|---|
| medium (50–120 cm) | 12 | $1,708–$3,958 | $3,883 | $25,902 |

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

## Notable results

| Medium | Year | Price |
|---|---|---|
| Prints & Editions | 2011 | $25,902 |
| Prints & Editions | 2008 | $12,306 |

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 Robert John Thornton worth?

Across 29 sold lots tracked by OpeningBid, the median price of a Robert John Thornton work is $1,725. The median Robert John Thornton print sells for $2,601 across 24 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 Robert John Thornton print?

Based on 24 sold lots tracked by OpeningBid, the median auction price of a Robert John Thornton print is $2,601. 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 Robert John Thornton's most expensive print?

The highest price recorded at auction for a Robert John Thornton print is $25,902.

### What is the average price of a medium Robert John Thornton print?

Based on 12 sold lots, the median auction price of a medium Robert John Thornton print (medium (50–120 cm)) is $3,883, according to OpeningBid's index of auction results.

### What is Robert John Thornton's auction record?

Robert John Thornton's auction record is $25,902, set in 2011.

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Data last updated 2026-11-01. OpeningBid tracks 15,222,099 auction lots from 571 auction houses, refreshed nightly.

Cite this page as: OpeningBid, “Robert John Thornton auction prices”, https://www.openingbid.art/artist/thornton-robert-john-2 (updated 2026-11-01).

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.