Exhibit 3.1

CERTIFICATE OF INCORPORATION

OF

LGI HOMES, INC.

(a Delaware corporation)

ARTICLE I

NAME

The name of the corporation is LGI Homes, Inc. (hereinafter called the “Corporation”).

ARTICLE II

REGISTERED OFFICE

The address of the Corporation’s registered office in the State of Delaware is 1675 S. State Street, Suite B, Dover, Delaware 19901, Kent County, and the name of the registered agent at that address is Capitol Services, Inc.

ARTICLE III

PURPOSE

The purpose for which the Corporation is formed is to engage in any lawful act or activity for which corporations may be organized under the Delaware General Corporation Law (the “DGCL”).

ARTICLE IV

STOCK

Section 4.01 Authorized Stock. The aggregate number of shares which the Corporation shall have authority to issue is Two Hundred Fifty Five Million (255,000,000), of which Two Hundred Fifty Million (250,000,000) shall be designated as Common Stock, par value $0.01 per share (“Common Stock”), and Five Million (5,000,000) shall be designated as Preferred Stock, par value $0.01 per share (“Preferred Stock”).

Section 4.02 Common Stock.

(a) Voting. Except as otherwise provided by the DGCL or this Certificate of Incorporation, the entire voting power of the shares of the Corporation for the election of directors and for all other purposes shall be vested exclusively in the Common Stock. Each share of Common Stock shall have one vote upon all matters to be voted on by the holders of the Common Stock.

(b) Dividends. Subject to the rights, if any, of the holders of any outstanding series of Preferred Stock, each share of Common Stock shall be entitled to receive and share equally in all dividends paid out of any funds of the Corporation legally available therefor when, as and if declared by the Board of Directors of the Corporation (the “Board of Directors”).

(c) Liquidation. Upon the dissolution, liquidation or winding up of the Corporation, subject to the rights, if any, of the holders of any outstanding series of Preferred Stock, the holders of shares of Common Stock shall be entitled to receive the assets of the Corporation available for distribution to its stockholders ratably in proportion to the number of shares held by them.

Section 4.03 Preferred Stock. The Preferred Stock may be issued at any time and from time to time in one or more series. Subject to the provisions of this Certificate of Incorporation, the Board of Directors is authorized to fix from time to time by resolution or resolutions the number of shares of any class or series of Preferred Stock, and to determine the voting powers, designations, preferences and relative, participating, optional or other special rights, and the qualifications, limitations and restrictions thereof, of any such class or series. Further, within the limits and restrictions stated in any resolution or resolutions of the Board of Directors originally fixing the number of shares constituting any such class or series, the Board of Directors is authorized to increase or decrease (but not below the number of shares of such class or series then outstanding) the number of shares of any such class or series subsequent to the issuance of shares of that class or series.

ARTICLE V

BOARD OF DIRECTORS

Section 5.01 Number. The Board of Directors shall consist of not less than three (3) members, with the exact number to be determined from time to time by resolution of the Board of Directors.

Section 5.02 Vacancies. Newly created directorships resulting from any increase in the authorized number of directors or any vacancies in the Board of Directors resulting from death, resignation, retirement, disqualification, removal from office or other cause shall, unless otherwise provided by law, be filled solely by the affirmative vote of a majority of the remaining directors then in office, even if such a majority is less than a quorum of the Board of Directors, or by a sole remaining director, and shall not be filled by any other person or persons, including stockholders. Any director so chosen shall hold office for the remainder of the full term of the class for which such director shall have been chosen or in which such vacancy occurred and until his successor shall be elected and qualified. No decrease in the authorized number of directors shall shorten the term of any incumbent director.

Section 5.03 Powers. Except as otherwise expressly provided by the DGCL or this Certificate of Incorporation, the management of the business and the conduct of the affairs of the Corporation shall be vested in its Board of Directors.

Section 5.04 Election.

(a) Ballot Not Required. The directors of the Corporation need not be elected by written ballot, unless the Bylaws of the Corporation so provide.

(b) Notice. Advance notice of stockholder nominations for the election of directors shall be given in the manner and to the extent provided in the Bylaws of the Corporation.

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ARTICLE VI

STOCKHOLDER ACTION

The authority contemplated by Section 228 of the DGCL which permits stockholders to act by written consent is expressly denied to the stockholders of the Corporation. Accordingly, the stockholders have no ability to take any action unless such action is taken at an annual or special meeting of the stockholders.

ARTICLE VII

SPECIAL MEETINGS OF STOCKHOLDERS

A special meeting of the stockholders of the Corporation may be called at any time only by the Chairman of the Board, the Chief Executive Officer (or if there is no Chief Executive Officer, the President) or the Board of Directors of the Corporation, pursuant to a resolution adopted by a majority of the total number of directors then in office. Only such business shall be conducted at a special meeting of stockholders as shall have been brought before the meeting pursuant to the Corporation’s notice of meeting.

ARTICLE VIII

EXISTENCE

The Corporation shall have perpetual existence.

ARTICLE IX

AMENDMENT

Section 9.01 Amendment of Certificate of Incorporation. The Corporation reserves the right to amend, alter, change or repeal any provision contained in this Certificate of Incorporation, in the manner now or hereafter prescribed by the laws of the State of Delaware, and all rights conferred herein are granted subject to this reservation.

Section 9.02 Amendment of Bylaws. The Bylaws of the Corporation may be altered, changed or repealed, and new Bylaws made, by the majority vote of the Board of Directors.

ARTICLE X

LIABILITY OF DIRECTORS

Section 10.01 Personal Liability. To the fullest extent elimination or limitation of personal liability of directors is permitted by the DGCL, no director of the Corporation shall be liable to the Corporation or its stockholders for monetary damages for breach of fiduciary duty as a director. No amendment to or repeal of this provision shall apply to or have any effect on the liability or alleged liability of any director of the Corporation for or with respect to any acts or omissions of such director occurring prior to such amendment or repeal.

Section 10.02 Indemnification. Each person (and the heirs, executors or administrators of such person) who was or is a party or is threatened to be made a party to, or is involved in any threatened, pending or completed action, suit or proceeding, whether civil, criminal, administrative or investigative, by reason of the fact that such person is or was a director or officer of the Corporation shall be indemnified and held harmless by the Corporation to the

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fullest extent permitted by the DGCL. The right to indemnification conferred in this Article X shall also include the right to be paid by the Corporation the expenses incurred in connection with any such proceeding in advance of its final disposition to the fullest extent authorized by the DGCL. The rights to indemnification and advancement conferred in this Article X shall be contract rights and shall become vested by virtue of the director’s or officer’s service at the time when the state of facts giving rise to the claim occurred. The Corporation may, by action of its Board of Directors, provide indemnification to such of the employees and agents of the Corporation to such extent and to such effect as the Board of Directors shall determine to be appropriate and authorized by the DGCL.

Section 10.03 Insurance. The Corporation shall have power to purchase and maintain insurance on behalf of any person who is or was a director, officer, employee or agent of the Corporation, or is or was serving at the request of the Corporation as a director, officer, employee or agent of another corporation, partnership, joint venture, trust or other enterprise against any expense, liability or loss incurred by such person in any such capacity or arising out of such person’s status as such, whether or not the Corporation would have the power to indemnify such person against such liability under the DGCL.

Section 10.04 Non-Exclusivity. The rights and authority conferred in this Article X shall not be exclusive of any other right which any person may otherwise have or hereafter acquire.

Section 10.05 Applicability. Neither the amendment nor repeal of this Article X, nor the adoption of any provision of this Certificate of Incorporation or the Bylaws of the Corporation, nor, to the fullest extent permitted by the DGCL, any modification of law, shall eliminate or reduce the effect of this Article X in respect of any acts or omissions occurring prior to such amendment, repeal, adoption or modification. Any vested rights to indemnification or advancement hereunder may not be amended or otherwise modified or limited without the express written consent of the affected director.

IN WITNESS WHEREOF, the Certificate of Incorporation is executed by the undersigned Incorporator, as of the date set forth below.

Dated: June 26, 2013

Warren A. Hoffman

Incorporator

600 Travis, Suite 1100

Houston, TX 77002

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