William Sommer Auction Prices and Value Guide
William Sommer auction prices are tracked in Appraisily's artist market index, with source-directory coverage of 569 records. Use this page to review sold-lot activity, market context, and valuation factors before requesting a formal appraisal.
William Sommer auction prices: quick answer
William Sommer auction prices depend on medium, size, date, condition, provenance, edition details, attribution confidence, and recent comparable auction sales.
- Artist
- William Sommer
- Source records
- 569
- Market update
- 2026-02-16
William Sommer market snapshot
William Sommer shows deep auction liquidity with 461 tracked lots. Median realized sale is around $450. Category concentration is still broad or sparse. Last 12 months recorded 14 sales. Latest recorded sale: 2025-12-09.
Realized price distribution
- Under $1,000 (70.4% · 247 sales)
- $1,000 to $10,000 (25.1% · 88 sales)
- $10,000+ (4.6% · 16 sales)
- Median sale (last 12 months)
- $400
- Sales recorded (last 12 months)
- 14
- Median shift vs prior year
- +23.1%
- Latest recorded sale
- 2025-12-09
Artist context
About William Sommer
Born
1867
Died
1949
Nationality
American
William Sommer (1867–1949) was an American painter, lithographer, and muralist. A general reference describes him as an American Modernist painter, while the authority records collected for this profile provide stronger support for his identity, nationality, life years, and professional roles. Because the present source set contains no museum biography or scholarly catalogue, this page avoids assigning Sommer to narrower schools, subjects, or named series. Collectors may encounter his name in connection with paintings and lithographic works, as well as his broader mural practice. Getty ULAN, VIAF, Wikidata, and Library of Congress identifiers help distinguish this William Sommer from people with similar names. Evaluation of any attributed object should pair that identity research with evidence specific to the work rather than relying on the artist name alone.
PaintingLithographyMural painting
Common works and media
Authority records identify Sommer with painting, lithography, and mural work. Paintings and lithographs are therefore the clearest work types to consider when matching an object to this artist. The collected sources do not establish recurring subjects, named periods, print editions, or a definitive catalogue of works, so those details should be verified from object-specific documentation and stronger institutional research.
Market and appraisal context
The available sources establish Sommer's practice as a painter, lithographer, and muralist, but they do not supply usable lot-level descriptions or realized-price evidence. An appraisal should begin by identifying the object's medium and work type and confirming that the attribution corresponds to the authority-record identity for the American artist who lived from 1867 to 1949. Further market conclusions require evidence from the individual object and relevant, verified auction records. Because the collected Appraisily market page was rate-limited and no major auction-house source was available, this profile does not make price forecasts, describe market trends, or claim that one category of Sommer's work performs differently from another.
Auction categories and appraisal factors
Common auction categories
- Paintings
- Lithographs
Value drivers
- Accurate classification of the object as a painting, lithographic work, or mural-related work
- Confirmation that the attributed artist matches William Sommer's authority-record identity and life years
Appraisal caveats
- The collected source pack contains no usable lot-level descriptions, realized prices, or comparable-sale details.
- The public Appraisily auction-record page could not be evaluated from its collected excerpt because the request was rate-limited.
- The listed auction categories are inferred cautiously from authority-record occupations rather than verified from individual sale records.
- No artist-specific price trend, market direction, or value range can be supported from this source pack.
Evidence
Sources for artist context
This source-grounded artist context is based on collected public records: medium confidence, adequate source quality.
- Wikidata library authority
- VIAF library authority
- Getty Vocabulary Program library authority
- Library of Congress library authority
- Wikipedia wikipedia
- Appraisily appraisily artist page
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.
Artist value FAQ
How much is William Sommer 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 William Sommer artwork?
Yes. Appraisily can review photos, dimensions, signatures, condition, provenance, and comparable market data to prepare a current valuation.