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Appraisal and Valuation Services Office
  • AVSO
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    • AVSO Leadership Team
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Photo credit:  J. Amill Santiago

Appraisal and Valuation Services Office

Black, bold letters A-V-S-O

Independence, Integrity, and Upholding the Public Trust

The Appraisal and Valuation Services Office (AVSO) has the most diverse project portfolio of any appraisal organization in the Federal Government. We provide independent real property valuation and mineral evaluation services for the Department of the Interior in accordance with the highest professional and ethical standards. 

Learn more about AVSO >>

Yosemite Park, USA
Yosemite Park, USA

About Us

At AVSO, we don't have one label that defines what we do. We're not commercial appraisers; we’re not residential appraisers. We do a unique kind of work.
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red foliage
red foliage

Our Services

With a highly skilled and experienced staff, AVSO provides professional appraisal and valuation services to Department clients on both Federal and Indian trust lands.
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Valley of Fire, Nevada,USA
Valley of Fire, Nevada,USA

Opportunities

Explore opportunities to work with AVSO.
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White Sands National Park
White Sands National Park

What's New?

Check here for any announcements.
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Rocky Monument
Rocky Monument

AVIS (for AVSO Clients)

The Appraisal and Valuation Information System (AVIS) is AVSO’s single case management system that incorporates the functionality of two legacy appraisal and valuation systems—OASIS and IVIS—to meet the needs of all users of DOI appraisal and valuation services.
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Buffalo in front of stream on the plains
Buffalo in front of stream on the plains

Contact Us

We welcome your questions and feedback.
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Blue Sky, Pine Trees, and Snow-capped mountains
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U.S. Department of the Interior, 1849 C Street NW, Washington, DC 20240.

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