Organization and Business

12 Months Ended

Dec. 31, 2011

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]

ORGANIZATION AND BUSINESS

Wells Real Estate Fund IX, L.P. (the "Partnership") is a Georgia public limited partnership with Leo F. Wells, III and Wells Partners, L.P. ("Wells Partners"), a Georgia nonpublic limited partnership, serving as its general partners (collectively, the "General Partners"). Wells Capital, Inc. ("Wells Capital") serves as the corporate general partner of Wells Partners. Wells Capital is a wholly owned subsidiary of Wells Real Estate Funds, Inc ("WREF"). Leo F. Wells, III is the president and sole director of Wells Capital and the sole director and sole owner of WREF. The Partnership was formed on August 15, 1994, for the purpose of acquiring, developing, constructing, owning, operating, improving, leasing, and managing income-producing commercial properties for investment purposes. Upon subscription, limited partners elected to have their units treated as Class A Units or Class B Units. Limited partners have the right to change their prior elections to have some or all of their units treated as Class A or Class B Units one time during each quarterly accounting period. Limited partners may vote to, among other things: (a) amend the partnership agreement, subject to certain limitations; (b) change the business purpose or investment objectives of the Partnership; (c) add or remove a general partner; (d) elect a new general partner; (e) dissolve the Partnership; (f) authorize a merger or a consolidation of the Partnership; and (g) approve a sale involving all or substantially all of the Partnership's assets, subject to certain limitations. A majority vote on any of the above-described matters will bind the Partnership without the concurrence of the General Partners. Each limited partnership unit has equal voting rights regardless of class.

On January 5, 1996, the Partnership commenced a public offering of up to $35,000,000 of Class A or Class B limited partnership units ($10.00 per unit) pursuant to a Registration Statement filed on Form S-11 under the Securities Act. The offering was terminated on December 30, 1996, at which time the Partnership had sold approximately 2,935,931 Class A Units and 564,069 Class B Units, representing total limited partner capital contributions of $35,000,000.

The Partnership owns interests in all of its real estate assets through joint ventures with other entities affiliated with the General Partners and Piedmont Operating Partnership, LP ("Piedmont OP"), formerly known as Wells Operating Partnership, L.P. Piedmont OP is a Delaware limited partnership with Piedmont Office Realty Trust, Inc. ("Piedmont REIT"), formerly known as Wells Real Estate Investment Trust, Inc., serving as its general partner. Piedmont REIT is a Maryland corporation that qualifies as a real estate investment trust. During the periods presented, the Partnership owned interests in the following joint ventures (the "Joint Ventures") and properties:

Joint Venture	Joint Venture Partners	Ownership %	Properties
Fund VIII and Fund IX    Associates ("Fund VIII-IX   Associates")	• Wells Real Estate Fund VIII, L.P. • Wells Real Estate Fund IX, L.P.	54.8% 45.2%	1. US Cellular Building     A four-story office building located in Madison, Wisconsin 2. 305 Interlocken Parkway     A two-story office building located in Broomfield, Colorado
The Fund IX, Fund X,    Fund XI and REIT    Joint Venture ("Fund IX-X-XI-REIT    Associates")(1)	• Wells Real Estate Fund IX, L.P. • Wells Real Estate Fund X, L.P. • Wells Real Estate Fund XI, L.P. • Piedmont Operating Partnership, LP	39.0% 48.5% 8.8% 3.7%	3. 360 Interlocken Building(2) A three-story office building located in Broomfield, Colorado 4. Avaya Building(3) A one-story office building located in Oklahoma City, Oklahoma

⁽¹⁾  This joint venture wound up its affairs in 2011 and will be terminated in the second quarter of 2012.

⁽²⁾  This property was sold in June 2011.

⁽³⁾  This property was sold in October 2010.

Wells Real Estate Fund VIII, L.P. and Wells Real Estate Fund XI, L.P. are affiliated with the Partnership through common general partners. Wells Real Estate Fund X, L.P. was affiliated with the Partnership through one or more common general partners prior to its dissolution. Each of the properties described above was acquired on an all-cash basis.