EXHIBIT 5.1

                         [Letterhead of Hunton & Williams LLP]

                                  July 22, 2004

Origen Residential Securities, Inc.
27777 South Franklin Road
Suite 1700
Southfield, Michigan  48034

Dear Sirs:

      We have acted as counsel to Origen Residential Securities, Inc., a
Delaware corporation (the "Company"), in connection with the Company's
Registration Statement on Form S-3 (the "Registration Statement") filed on the
date hereof with the Securities and Exchange Commission under the Securities Act
of 1933, as amended, with respect to the proposed sale by the Company of either
collateralized notes ("Notes") or pass-through certificates ("Certificates"),
issuable in one or more series by separate trusts (each, a "Trust") established
by the Company.

      We have examined the originals or copies of (i) the Registration
Statement, (ii) the Company's Certificate of Incorporation and Bylaws, (iii) the
form of pooling and servicing agreement, among the Company, Origen Financial
L.L.C., as loan originator ("OFLLC"), the trustee to be named therein, Origen
Servicing, Inc., as servicer (the "Servicer") and seller (the "Seller") and, if
required, a back-up servicer to be named therein (the "Pooling and Servicing
Agreement"), (iv) the form of sale and servicing agreement, among a Trust to be
named therein, as issuer, an owner trustee to be named therein, the Servicer, an
indenture trustee to be named therein and a back-up servicer also to be named
therein (the "Sale and Servicing Agreement"), (v) the form of trust agreement,
between the Company and an owner trustee to be named therein (the "Trust
Agreement"), (vi) the form of indenture, between the Trust to be named therein
and the trustee to be named therein (the "Indenture"), (vii) the form of asset
purchase agreement, among the Company as purchaser, the seller to be named
therein, and OFLLC as loan originator, and (viii) such other materials as we
have deemed necessary to the issuance of this opinion.

      On the basis of the foregoing, we are of the opinion that:

      1. The Company is a corporation validly formed and existing under the laws
of Delaware.



Origen Residential Securities, Inc.
July 22, 2004
Page 2

      2. When each Pooling and Servicing Agreement has been has been duly
executed and delivered by the parties thereto, it will constitute a valid, legal
and binding agreement of the Company, enforceable against the Company in
accordance with its terms, subject to bankruptcy, insolvency, reorganization,
moratorium or other similar laws affecting the enforcement of creditors' rights
generally and to general principles of equity, regardless whether enforcement is
sought in a proceeding in equity or at law.

      3. When each Sale and Servicing Agreement has been has been duly executed
and delivered by the parties thereto, it will constitute a valid, legal and
binding agreement of the Company, enforceable against the Company in accordance
with its terms, subject to bankruptcy, insolvency, reorganization, moratorium or
other similar laws affecting the enforcement of creditors' rights generally and
to general principles of equity, regardless whether enforcement is sought in a
proceeding in equity or at law.

      4. When the Certificates have been duly issued, executed and authenticated
in accordance with the provisions of the related Pooling and Servicing Agreement
and delivered to and paid for by the purchasers thereof, the Certificates will
be legally and validly issued for adequate consideration and (a) the holders of
the Certificates will be entitled to the benefits provided by the Pooling and
Servicing Agreement pursuant to which such Certificates were issued and (b) no
holder of Certificates will be subject to any further assessment in respect of
the purchase price of the Certificates.

      5. When each Trust Agreement has been has been duly executed and delivered
by the parties thereto, it will constitute a valid, legal and binding agreement
of the Company, enforceable against the Company in accordance with its terms,
subject to bankruptcy, insolvency, reorganization, moratorium or other similar
laws affecting the enforcement of creditors' rights generally and to general
principles of equity, regardless whether enforcement is sought in a proceeding
in equity or at law.

      6. When the Notes have been duly issued, executed and authenticated in
accordance with the provisions of the related Indenture and delivered to and
paid for by the purchasers thereof, and upon the due execution and delivery of
the related Indenture by the parties thereto, the Notes will be legally and
validly issued for adequate consideration and (a) the holders of the Notes will
be entitled to the benefits provided by the Indenture pursuant to which such
Notes were issued and (b) no holder of Notes will be subject to any further
assessment in respect of the purchase price of the Notes.

                     [H&W Corporate/Enforceability Opinion]



Origen Residential Securities, Inc.
July 22, 2004
Page 3

      The foregoing opinions are limited to matters of the laws of the United
States of America and Delaware. We hereby consent to the filing of this opinion
as an exhibit to the Registration Statement. In giving this consent, we do not
admit that we are within the category of persons whose consent is required by
Section 7 of the Securities Act of 1933, as amended, or the rules and
regulations promulgated thereunder by the Securities and Exchange Commission.

                                                Very truly yours,

                                                /s/ Hunton & Williams LLP

                     [H&W Corporate/Enforceability Opinion]