> Source: https://www.openingbid.art/artist/william-louis-sonntag-jr · updated 2026-11-01

# William Louis Sonntag Jr. (1869–1898)

William Louis Sonntag Jr. is an American artist with 7 auction lots recorded since 2004, median price $1,039.

A work by William Louis Sonntag Jr. sold in 2010 for a hammer price of $2,300 (buyer's premium not included), according to OpeningBid's index of auction results.

## What is a William Louis Sonntag Jr. work worth?

Across 4 sold lots tracked by OpeningBid, the median price of a William Louis Sonntag Jr. work is $1,039.

The median William Louis Sonntag Jr. work on paper sells for $288 across 2 lots.

The median William Louis Sonntag Jr. painting sells for $2,300 across 3 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 | 3 | $2,300† | $6,756 | — | 2010-09-11 |
| Works on Paper | 3 | $288 | $300 | 66.7% | 2025-03-21 |

† hammer price — buyer's premium not included.

## Notable results

| Medium | Year | Price |
|---|---|---|
| Paintings | 2004 | $6,756 |
| Paintings | 2010 | $2,300† |
| Works on Paper | 2008 | $300 |
| Works on Paper | 2025 | $275 |

† 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 William Louis Sonntag Jr. worth?

Across 4 sold lots tracked by OpeningBid, the median price of a William Louis Sonntag Jr. work is $1,039. The median William Louis Sonntag Jr. work on paper sells for $288 across 2 lots. The median William Louis Sonntag Jr. painting sells for $2,300 across 3 lots. Some prices are hammer-only and exclude the buyer's premium.

### What is William Louis Sonntag Jr.'s auction record?

William Louis Sonntag Jr.'s auction record is $6,756, set in 2004.

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Data last updated 2026-11-01. OpeningBid tracks 15,222,099 auction lots from 571 auction houses, refreshed nightly.

Cite this page as: OpeningBid, “William Louis Sonntag Jr. auction prices”, https://www.openingbid.art/artist/william-louis-sonntag-jr (updated 2026-11-01).

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.