What is a Thomas Koether painting worth?
b. 1940 · Price guide from past auction results
Half of the 67 works by Thomas Koether with a published auction price sold between $221Sign up free to see and $504Sign up free to see, and the median is $378Sign up free to see. For paintings alone, the median is $504Sign up free to see across 39 sales. In the last five years the median was $378Sign up free to see across 30 sales. These are past auction results, not a valuation: medium, size, condition and provenance all change what a particular work brings.
Thinking of selling? How to sell a Thomas Koether painting: process, costs and recent prices →
Thomas Koether prices by medium
- Auction results
- 164
- Sold rate
- 41%
- Active at auction
- 2018–2026
- Median price
- $378Sign up free to see
- Record price
- $2kSign up free to see Olifactus, Helmuth Stone Gallery, Nov 2020
| Medium | Priced sales | Typical range | Median |
|---|---|---|---|
| Paintings | 39 | $347–$945Sign up free to see | $504Sign up free to see |
| Works on Paper | 26 | $158–$307Sign up free to see | $205Sign up free to see |
Top auction houses: Helmuth Stone Gallery (164)
Need an appraisal for insurance? Request a written Thomas Koether appraisal →
Typical range is the middle half of priced sales (USD at the sale-date rate). Past auction results, not a valuation.
Prices by size
| Size (longest side) | Priced sales | Typical range | Median |
|---|---|---|---|
| Small (under 30 cm) | 4 | $205–$284Sign up free to see | $252Sign up free to see |
| Mid-size (30–75 cm) | 37 | $189–$378Sign up free to see | $221Sign up free to see |
| Large (75–150 cm) | 22 | $504–$945Sign up free to see | $630Sign up free to see |
| Very large (over 150 cm) | 4 | $378–$1.4kSign up free to see | $819Sign up free to see |
Recent Thomas Koether sales
- Cave Painting, Oil on Paper — $189Sign up free to see, Helmuth Stone Gallery, Apr 26, 2026
- Study Blue Progression, Oil on Paper — $378Sign up free to see, Helmuth Stone Gallery, Apr 26, 2026
- Yanky Creek - Hole in the Rock, Oil on Paper — $158Sign up free to see, Helmuth Stone Gallery, Apr 26, 2026
- Fire Opal 3, Oil on Canvas — $1,260Sign up free to see, Helmuth Stone Gallery, Apr 26, 2026
- The Red Rock, Oil on Paper — $126Sign up free to see, Helmuth Stone Gallery, Jan 11, 2026
- Wind in the Essence, Oil on Canvas — $252Sign up free to see, Helmuth Stone Gallery, Jan 11, 2026
- Gone Shopping, Oil on Canvas — $189Sign up free to see, Helmuth Stone Gallery, Sep 28, 2025
- Red Progression 3, Oil on Paper — $284Sign up free to see, Helmuth Stone Gallery, Aug 17, 2025
Questions about Thomas Koether prices
What is a Thomas Koether painting worth?
Based on 67 priced auction sales recorded by ArtSell, works by Thomas Koether have sold for a median of $378, and half of them sold between $221 and $504. For paintings alone the median is $504 (39 sales). Medium, size, condition, subject and provenance all affect the price of a particular work; these are past auction results, not a valuation.
What is the most expensive work by Thomas Koether sold at auction?
The highest price in ArtSell’s records is $2,016 for “Olifactus” at Helmuth Stone Gallery in November 2020.
Which Thomas Koether medium sells for the most?
By median price, paintings lead with $504 (39 sales).
How often do Thomas Koether works sell at auction?
41% of the 164 lots recorded between 2018 and 2026 sold.
How can I sell a Thomas Koether painting?
Request a free auction estimate on ArtSell: send photos and details, and our specialists will reply with an estimate. There is no obligation.
ArtSell has recorded 164 auction results for Thomas Koether between 2018 and 2026, and 67 of them sold (41%).
Sell a Thomas Koether paintingAll Thomas Koether auction resultsPrice chartThomas Koether paintingsThomas Koether works on paperFree auction estimate