> Source: https://www.openingbid.art/artist/maria-kostrzewska-baron · updated 2026-11-03

# Maria Kostrzewska-Baron

Maria Kostrzewska-Baron is an artist with 12 auction lots recorded since 2022, median price $345. Some sold prices are hammer-only and exclude the buyer's premium; they are marked on this page.

A work by Maria Kostrzewska-Baron sold in 2025 for a hammer price of $748 (buyer's premium not included), according to OpeningBid's index of auction results.

**1 Maria Kostrzewska-Baron work is coming to auction** (as of 2026-11-03).

- [Maria Kostrzewska-Baron on OpeningBid](https://www.openingbid.art/artist/maria-kostrzewska-baron?ref=kg:maria-kostrzewska-baron) — follow free in the OpeningBid app for sale alerts.

## What is a Maria Kostrzewska-Baron work worth?

Across 9 sold lots tracked by OpeningBid, the median price of a Maria Kostrzewska-Baron work is $345.

The median Maria Kostrzewska-Baron painting sells for $248 across 1 lots.

Some prices are hammer-only and exclude the buyer's premium.

## Price breakdown by category

| Category | Lots tracked | Median price | Record price | Sell-through | Last sale |
|---|---|---|---|---|---|
| Paintings | 1 | $248† | $248† | — | 2024-04-19 |

† hammer price — buyer's premium not included.

## Notable results

| Medium | Year | Price |
|---|---|---|
| Paintings | 2024 | $248† |

† 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 Maria Kostrzewska-Baron worth?

Across 9 sold lots tracked by OpeningBid, the median price of a Maria Kostrzewska-Baron work is $345. The median Maria Kostrzewska-Baron painting sells for $248 across 1 lots. Some prices are hammer-only and exclude the buyer's premium.

### What is Maria Kostrzewska-Baron's auction record?

Maria Kostrzewska-Baron's auction record is $748, set in 2025. That record lot sold for a hammer price of $748 (buyer's premium not included).

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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, “Maria Kostrzewska-Baron auction prices”, https://www.openingbid.art/artist/maria-kostrzewska-baron (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.