FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * OBERNDORF WILLIAM E   2. Issuer Name and Ticker or Trading Symbol APPFOLIO INC [APPF] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 615 FRONT STREET 3. Date of Earliest Transaction (Month/Day/Year) 03/22/2017 (Street) SAN FRANCISCO, CA 94111 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class A common stock 03/22/2017   S   35,200 D $ 24.07 10,700 I See Footnote (1) Class A common stock 03/22/2017   S   300 D $ 24.07 30 I See Footnote (2) Class A common stock 03/22/2017   S   4,500 D $ 24.07 8,612 I See Footnote (3) Class A common stock               506,171 D (4)   Class A common stock               185,269 I See Footnote (5) Class A common stock               631,086 I See Footnote (6) Class A common stock               4,100 I See Footnote (7)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
OBERNDORF WILLIAM E 615 FRONT STREET SAN FRANCISCO, CA 94111		X
PETER C OBERNDORF TRUST 615 FRONT STREET SAN FRANCISCO, CA 94111		X
Oberndorf Caroline G 615 FRONT STREET SAN FRANCISCO, CA 94111		X
WILLIAM ERNST OBERNDORF TRUST 615 FRONT STREET SAN FRANCISCO, CA 94111		X

Signatures

/s/ Gary Scheier, Gary Scheier as Attorney-in-Fact for William E. Oberndorf		03/24/2017
**Signature of Reporting Person		Date
/s/ Gary Scheier, Gary Scheier as Attorney-in-Fact for Peter Oberndorf Irrevocable Trust, dated 6/30/89		03/24/2017
**Signature of Reporting Person		Date
/s/ Gary Scheier, Gary Scheier as Attorney-in-Fact for Caroline G. Oberndorf		03/24/2017
**Signature of Reporting Person		Date
/s/ Gary Scheier, Gary Scheier as Attorney-in-Fact for William E. Oberndorf Irrevocable Trust, dated 6/30/89		03/24/2017
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	These shares are owned directly by the Peter Oberndorf Irrevocable Trust, dated 6/30/89 ("PCO Trust"), and may be deemed to be indirectly beneficially owned by William E. Oberndorf ("WEO") in his capacity as trustee for the PCO Trust. WEO disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
(2)	These shares are directly owned by WEO's aunt, Caroline G. Oberndorf, and may be deemed to be indirectly beneficially owned by WEO in his capacity as an authorized signatory for the account of Caroline G. Oberndorf. WEO disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
(3)	These shares are owned directly by the William E. Oberndorf Irrevocable Trust, dated 6/30/89 ("Oberndorf Irrevocable Trust"), and may be deemed to be indirectly beneficially owned by WEO in his capacity as trustee for the Oberndorf Irrevocable Trust. WEO disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
(4)	These shares are held in the self-directed Individual Retirement Account of WEO.
(5)	These shares are owned directly by the Bill & Susan Oberndorf Foundation, a California corporation ("Oberndorf Foundation"), and may be deemed to be indirectly beneficially owned by WEO as a controlling person of Oberndorf Foundation. WEO disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
(6)	These shares are owned directly by Oberndorf Investments LLC, a Delaware limited liability company ("OBI"), and may be deemed to be indirectly beneficially owned by WEO as the sole controlling person of OBI. WEO disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
(7)	These shares are directly owned by WEO's child, Peter C. Oberndorf, and may be deemed to be indirectly beneficially owned by WEO. WEO disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

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