Willem Janszoon Blaeu Auction Prices and Value Guide

Willem Janszoon Blaeu auction prices are tracked in Appraisily's artist market index, with source-directory coverage of 632 records. Use this page to review sold-lot activity, market context, and valuation factors before requesting a formal appraisal.

Willem Janszoon Blaeu auction prices: quick answer

Willem Janszoon Blaeu auction prices depend on medium, size, date, condition, provenance, edition details, attribution confidence, and recent comparable auction sales.

Artist
Willem Janszoon Blaeu
Source records
632
Market update
2026-02-06

Willem Janszoon Blaeu market snapshot

Willem Janszoon Blaeu shows deep auction liquidity with 160 tracked lots. Median realized sale is around $210. Category concentration is still broad or sparse. Last 12 months recorded 11 sales. Latest recorded sale: 2025-12-15.

Realized price distribution

  • Under $1,000 (89.5% · 94 sales)
  • $1,000 to $10,000 (10.5% · 11 sales)
  • $10,000+ (0.0% · 0 sales)
Median sale (last 12 months)
$170
Sales recorded (last 12 months)
11
Median shift vs prior year
+13.3%
Latest recorded sale
2025-12-15

Artist context

About Willem Janszoon Blaeu

Willem Janszoon Blaeu (1571–1638) was a Dutch cartographer, globe maker, and publisher who founded one of the most prominent map-publishing houses of the seventeenth century. Active in Amsterdam during the Dutch Golden Age, Blaeu trained in astronomy under Tycho Brahe before establishing his own printing and instrument-making workshop. He produced terrestrial and celestial globes, wall maps, and nautical charts that set new standards of accuracy and artistry. His firm grew into a major atlas publisher, and after his death in 1638 his son Joan continued and expanded the enterprise. Blaeu's output—spanning maps, globes, scientific instruments, and books—remains central to the study of early modern cartography and regularly appears at auction and in institutional collections worldwide.

Dutch school of cartography, 17th centuryengraved and printed mapsterrestrial and celestial globesbound atlasesprinted books and scientific instrumentsworld and regional mapscelestial cartography and astronomynautical charts

Common works and media

Blaeu's output includes copperplate-engraved regional and world maps, wall maps of the four continents, terrestrial and celestial globes in multiple sizes, sea charts, and the multi-volume atlases that would become the Atlas Maior under his son. Individual maps typically feature elaborate cartouches, hand-coloring, and decorative borders. Collectors may also encounter Blaeu-printed books on astronomy and navigation, as well as scientific instruments from his workshop.

Market and appraisal context

Willem Janszoon Blaeu has a well-established and liquid auction market spanning over two decades, with 178 catalogued lots and 116 priced results recorded from 2002 to April 2026. The market is dominated by individual engraved maps from his atlases, with occasional globe pairs, bound atlas volumes, and printed books appearing at auction. Prices cluster in an accessible range: the median realized price is $210, with an interquartile spread of $100–$475 and a maximum of $7,000. Recent activity has increased notably, with 26 lots in the trailing 12 months versus 11 in the prior period, suggesting growing collector interest. Liquidity is distributed across more than ten auction houses in Europe and North America, including Veilinghuis Onder de Boompjes (Netherlands), Colasanti Casa d'Aste (Italy), Bertolami Fine Art, Bonhams, and smaller regional houses. Continental maps—particularly Africa, China, and the Americas—command the strongest prices among individual sheets, while common Dutch and French regional maps typically realize between €80 and €220.

Auction categories and appraisal factors

Common auction categories

  • engraved and printed maps
  • terrestrial and celestial globes
  • bound atlases
  • printed books and scientific instruments

Value drivers

  1. Map subject and region: world maps, Americas, and Asia-related maps tend to attract stronger demand than familiar European regions
  2. Edition and date: earlier Blaeu imprints (pre-1638, published during Willem's lifetime) are generally more sought after than those issued by his son Joan
  3. Condition: centerfold splits, margins, hand-coloring quality (original vs. modern), and staining significantly affect value
  4. Format: complete atlases or bound collections command premiums over individual loose maps; globe pairs (terrestrial and celestial) are especially prized
  5. Region and subject: continental and world maps (Africa, China, Americas) realize significantly more than familiar European regional maps; the Africae nova descriptio achieved €1,400 in March 2026, while French regional maps sold for as little as $35
  6. Edition and imprint: maps published during Willem's lifetime (pre-1638) with his imprint are generally more desirable than later Joan Blaeu reissues; verify imprint lines and publication dates

Appraisal caveats

  • Attribution between Willem Janszoon Blaeu and his son Joan Blaeu can be difficult on individual map plates; collectors should verify imprint lines and publication dates.
  • Many Blaeu maps were reissued decades after Willem's death; condition of plates and presence of later address imprints affect both attribution and value.
  • Original hand-coloring versus modern color is a key distinction that requires specialist examination.
  • Attribution between Willem Janszoon Blaeu and his son Joan Blaeu can be difficult on individual map plates; collectors should verify imprint lines and publication dates rather than relying solely on catalog attribution.

Evidence

Sources for artist context

This source-grounded artist context passed Appraisily's promotion threshold: high confidence, strong sources.

Source-grounded artist Markdown

Data basis

This page is built from Appraisily's public auction market index. Private transactions, incomplete sale feeds, and attribution changes may not be fully represented.

LLM-readable Markdown summary for Willem Janszoon Blaeu

LLM summary index · LLM full index

Artist value FAQ

How much is Willem Janszoon Blaeu worth?

Comparable public auction sales are the best starting point, but final value depends on the specific artwork, condition, size, medium, provenance, and attribution confidence.

Can Appraisily value my Willem Janszoon Blaeu artwork?

Yes. Appraisily can review photos, dimensions, signatures, condition, provenance, and comparable market data to prepare a current valuation.