> Source: https://www.openingbid.art/artist/frans-mortelmans · updated 2026-11-03

# Frans Mortelmans (1865–1936)

Frans Mortelmans is a Belgian artist with 35 auction lots recorded since 1990, median price $3,403. 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 Frans Mortelmans sold in 2025 for $5,202, according to OpeningBid's index of auction results.

## What is a Frans Mortelmans work worth?

Across 25 sold lots tracked by OpeningBid, the median price of a Frans Mortelmans work is $3,403.

The median Frans Mortelmans painting sells for $1,738 across 21 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 | 27 | $1,738†‡ | $26,554 | 77.8% | 2026-06-18 |
| Works on Paper | 1 | — | — | 0% | — |

† hammer price — buyer's premium not included.

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

## Price by size

### Paintings

| Size | Sold lots | Typical range (p25–p75) | Median | Record |
|---|---|---|---|---|
| small (under 50 cm) | 6 | $569–$1,488‡ | $738‡ | $9,400 |
| medium (50–120 cm) | 15 | $1,098–$5,726†‡ | $1,878†‡ | $26,554 |

† hammer price — buyer's premium not included.

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

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

## Notable results

| Medium | Year | Price |
|---|---|---|
| Paintings | 2017 | $26,554 |
| Paintings | 2005 | $24,778 |

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 Frans Mortelmans worth?

Across 25 sold lots tracked by OpeningBid, the median price of a Frans Mortelmans work is $3,403. The median Frans Mortelmans painting sells for $1,738 across 21 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 Frans Mortelmans painting?

Based on 21 sold lots tracked by OpeningBid, the median auction price of a Frans Mortelmans painting is $1,738. 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 Frans Mortelmans's most expensive painting?

The highest price recorded at auction for a Frans Mortelmans painting is $26,554.

### What is the average price of a medium Frans Mortelmans painting?

Based on 15 sold lots, the median auction price of a medium Frans Mortelmans painting (medium (50–120 cm)) is $1,878, according to OpeningBid's index of auction results. 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 Frans Mortelmans's auction record?

Frans Mortelmans's auction record is $26,554, set in 2017.

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

Cite this page as: OpeningBid, “Frans Mortelmans auction prices”, https://www.openingbid.art/artist/frans-mortelmans (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.