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Harmen C. Koops

California/Holland · 1898–1957

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2auction results2025–2026years recorded100%sold (2)$601Sign up free to seemedian price

Record prices

  1. Harmen C. Koops, Untitled, oil on three panelsUntitledAbell Auction Company · $640≈ £474≈ €545Sign up to see
  2. Harmen C. Koops, Floral Still Life, oil on canvas laid to boardFloral Still LifeAbell Auction Company · $563≈ £421≈ €482Sign up to see

Harmen C. Koops’s highest prices recorded at auction, ranked in US dollars at each sale-date exchange rate and shown in the currency of the sale (with the buyer’s premium where the house publishes it).

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Average price
$601Sign up free to see
median $601free account
High
$640Sign up free to see
auction record in database
Lots sold
2
of 2 offered · 2025–2026
Sell-through
100%
sold ÷ offered

Price trend

$100$316$1k$3k20262025-09-27 · $5632026-04-22 · $640
Each dot is a sold lot (price realized incl. premium where published, converted to USD at the sale-date rate; log scale). Dashed line: yearly median.

By medium

MediumOfferedSoldSell-throughAverageMedianHigh
Paintings22100%$601Sign up$601Sign up$640Sign up
Oil22100%$601Sign up$601Sign up$640Sign up

Medium classes are derived from the medium text as published by each house; “Other” includes lots whose medium wasn’t stated.

By year

YearOfferedSoldMedian
202611$640Sign up
202511$563Sign up