Exhibit 3.85

Form 205 (revised 6/01)	[SEAL] Articles of Organization For A Texas Limited Liability Company Act
Return in Duplicate to: Secretary of State P.O. Box 13697 Austin, TX 78711-3697 FAX: 512/463-5709 Filing Fee: $200		FILED In the Office of the Secretary of State of Texas SEP 15 2004 Corporations Section

Article 1 – Name

The name of the limited liability company is as set forth below:

Kimball Hill TX Properties, LLC

The name of the entity must contain the words “Limited Liability Company” or “Limited Company,” or an accepted abbreviation of such terms. The name must not be the same as, deceptively similar to or similar to that of an existing corporate, limited liability company, or limited partnership name on file with the secretary of state. A preliminary check for “name availability” is recommended.

Article 2 – Registered Agent and Registered Office (Select and complete either A or B, and complete C.)

ý

A. The initial registered agent is an organization (cannot be company named above) by the name of:

OR

CT Corporation System

o

B. The initial registered agent is an individual resident of the state whose is set forth below.

First Name

M.I.

Last Name

Suffix

C. The business address of the registered agent and the registered office address is:

Street Address 1021 Main Street, Suite 1150

City Houston

TX

Zip Code 77002

Article 3 – Management

A. ý The limited liability company is to be managed by managers. The names and addresses of the initial managers are set forth below:

OR (Select either option A or option  B; do not select both.)

B. o The limited liability company will not have managers. Management of the company is reserved to the members. The names and addresses of the initial members are set forth below:

Manager/Member Name and Address Information

MANAGER/MEMBER 1

LEGAL ENTITY: The manager/member is a legal entity named: Kimball Hill Homes Houston, L.P.

INDIVIDUAL: The manager/member is an individual whose name is set forth below:

First Name

M.I.

Last Name

Suffix

ADDRESS OF MANAGER/MEMBER 1:

Street Address 8584 Katy Freeway, Suite 200

City Houston

State Texas

Zip Code 77024

MANAGER/MEMBER 2

LEGAL ENTITY: The manager/member is a legal entity named:

INDIVIDUAL: The manager/member is an individual whose name is set forth below.

First Name		M.I.	Last Name							Suffix
ADDRESS OF MANAGER/MEMBER 2:
Street Address	City					State		Zip Code
MANAGER/MEMBER 3:
LEGAL ENTITY: The manager/member is a legal entity named:
INDIVIDUAL: The manager/member is an individual whose name is set forth below.
First Name		M.I.	Last Name							Suffix
ADDRESS OF MANAGER/MEMBER 3:
Street Address	City				State				Zip Code
Article 4 – Duration
The Period of duration is perpetual.
Article 5 – Purpose
The purpose for which the company is organized is for the transaction of any and all lawful business for which limited liability companies may be organized.
Supplemental Provisions/Information
Text Area [The attached addendum are incorporated herein by reference.]
Organizer
The name and address of the organizer is set forth below.
Name Deborah Byerly
Street Address 5999 New Wilke, Suite 504		City Rolling Meadows		State Illinois			Zip Code 60008
Effective Date of Filing
A. ý This document will become effective when the document is filed by the secretary of state.
OR
B. o This document will become effective at a later date, which is not more than ninety (90) days from the date of its filing by the secretary of state. The delayed effective date is           .
Execution
The undersigned signs this document subject to the penalties imposed by law for the submission of a false or fraudulent document.
/s/ Deborah Byerly
Signature of organizer