UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM N-Q

QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

MANAGEMENT INVESTMENT COMPANIES

Investment Company Act file number: 811-00204

ALLIANCEBERNSTEIN MID-CAP GROWTH FUND, INC.

(Exact name of registrant as specified in charter)

1345 Avenue of the Americas, New York, New York 10105

(Address of principal executive offices) (Zip code)

Joseph J. Mantineo

AllianceBernstein L.P.

1345 Avenue of the Americas

New York, New York 10105

(Name and address of agent for service)

Registrant’s telephone number, including area code: (800) 221-5672

Date of fiscal year end: July 31, 2008

Date of reporting period: October 31, 2007

ITEM 1. SCHEDULE OF INVESTMENTS.

AllianceBernstein Mid-Cap Growth Fund

Portfolio of Investments

October 31, 2007 (unaudited)

Company	Shares	U.S. $ Value
COMMON STOCKS - 99.5%
Technology - 37.7%
Communications Technology - 9.1%
Ciena Corp. (a)(b)	199,000	$	9,524,140
Infinera Corp. (a)(b)	453,900		10,017,573
JDS Uniphase Corp. (a)(b)	2,148,739		32,789,757
Juniper Networks, Inc. (a)(b)	528,781		19,036,116
McAfee, Inc. (b)	149,700		6,190,095
			77,557,681
Computer Services Software & Systems - 9.9%
Audible, Inc. (a)(b)	989,713		13,054,314
Citrix Systems, Inc. (b)	240,600		10,343,394
Nuance Communications, Inc. (b)	611,800		13,526,898
Red Hat, Inc. (a)(b)	1,190,340		25,699,441
Salesforce.com, Inc. (a)(b)	398,800		22,480,356
			85,104,403
Computer Technology - 5.0%
Network Appliance, Inc. (b)	803,725		25,309,300
SanDisk Corp. (b)	383,500		17,027,400
			42,336,700
Electronics: Semi-Conductors/Components - 12.9%
Advanced Micro Devices, Inc. (b)	2,727,477		35,675,399
First Solar, Inc. (b)	55,100		8,750,431
International Rectifier Corp. (b)	373,300		12,460,754
MEMC Electronic Materials, Inc. (b)	233,100		17,067,582
Netlogic Microsystems, Inc. (a)(b)	670,440		22,258,608
Silicon Laboratories, Inc. (b)	327,702		14,320,578
			110,533,352
Electronics: Technology - 0.8%
Trimble Navigation Ltd. (b)	171,000		7,130,700
			322,662,836
Health Care - 16.8%
Biotechnology Research & Production - 4.2%
Alnylam Pharmaceuticals, Inc. (a)(b)	120,800		3,814,864
Applera Corp. - Celera Group (a)(b)	949,391		15,484,567
Celgene Corp. (b)	145,800		9,622,800
Myriad Genetics, Inc. (b)	124,010		6,865,194
			35,787,425
Drugs & Pharmaceuticals - 1.8%
Compugen Ltd. (b)	1,614,810		3,875,544
Qiagen NV (a)(b)	490,615		11,549,077
			15,424,621
Electronics: Medical Systems - 3.5%
Affymetrix, Inc. (a)(b)	397,679		10,124,907
Hologic, Inc. (b)	195,900		13,307,487
Illumina, Inc. (a)(b)	125,300		7,035,595
			30,467,989
Medical & Dental Instruments & Supplies - 7.3%
Cepheid, Inc. (a)(b)	1,069,387		27,675,735

Cerus Corp. (a)(b)	1,845,266	16,607,394
Given Imaging Ltd. (a)(b)	630,573	17,990,248
		62,273,377
		143,953,412
Consumer Discretionary - 15.2%
Communication & Media - 2.1%
Shanda Interactive Entertainment Ltd. (Sponsored) (ADR) (b)	446,612	17,583,114
Consumer Electronics - 2.6%
Activision, Inc. (a)(b)	509,600	12,052,040
THQ, Inc. (b)	379,000	10,267,110
		22,319,150
Education Services - 2.1%
Apollo Group, Inc.-Class A (a)(b)	223,378	17,704,940
Entertainment - 0.9%
Gaylord Entertainment Co. (a)(b)	148,360	8,082,653
Hotel/Motel - 4.0%
Wyndham Worldwide Corp.	271,200	8,903,496
Wynn Resorts Ltd. (a)	157,550	25,433,297
		34,336,793
Leisure Time - 1.1%
Ctrip.com International Ltd. (ADR)	166,580	9,388,449
Printing and Copying Services - 1.5%
VistaPrint Ltd. (a)(b)	263,890	12,553,247
Retail - 0.2%
Saks, Inc.	75,500	1,597,580
Textiles Apparel Mfrs - 0.7%
Under Armour, Inc.-Class A (a)(b)	102,160	6,359,460
		129,925,386
Producer Durables - 10.1%
Diversified Production - 1.1%
Thomas & Betts Corp. (b)	160,800	9,006,408
Electrical Equipment & Components - 1.7%
Baldor Electric Co.	366,950	14,795,424
Electronics: Instruments Gauges & Meters - 1.6%
Itron, Inc. (a)(b)	121,890	13,101,956
Identification Control & Filter Devices - 1.0%
Flowserve Corp.	110,600	8,732,976
Production Technology Equipment - 4.7%
KLA-Tencor Corp.	320,094	16,852,949
Lam Research Corp. (a)(b)	467,473	23,467,145
		40,320,094
		85,956,858
Financial Services - 8.8%
Diversified Financial Services - 5.9%
CME Group, Inc.-Class A	24,966	16,633,597
Interactive Brokers Group, Inc.-Class A (b)	357,500	10,321,025
Nasdaq Stock Market, Inc. (b)	510,408	23,836,054
		50,790,676

Financial Information Services - 1.3%
Move, Inc. (b)	4,302,008		10,927,100
Securities Brokerage & Services - 1.6%
TD Ameritrade Holding Corp. (b)	703,946		13,473,527
			75,191,303
Materials & Processing - 3.0%
Engineering & Contracting Services - 1.7%
Quanta Services, Inc. (b)	453,400		14,962,200
Miscellaneous Materials & Processing - 1.3%
USEC, Inc. (a)(b)	1,229,600		10,820,480
			25,782,680
Utilities - 2.9%
Utilities: Electrical - 2.9%
The AES Corp. (b)	622,065		13,318,412
ITC Holdings Corp.	197,550		11,307,762
			24,626,174
Autos and Transportation - 2.6%
Air Transport - 2.6%
Continental Airlines, Inc.-Class B (a)(b)	654,790		22,492,036
Other Energy - 2.4%
Machinery: Oil Well Equip & Services - 0.3%
FMC Technologies, Inc. (b)	39,400		2,388,822
Oil: Crude Producers - 1.1%
Denbury Resources, Inc. (b)	171,300		9,695,580
Utilities: Gas Pipelines - 1.0%
El Paso Corp.	493,400		8,713,444
			20,797,846
Total Common Stocks (cost $696,453,532)			851,388,531
SHORT-TERM INVESTMENTS - 0.1%
Investment Companies - 0.1%
AllianceBernstein Fixed-Income Shares, Inc. - Government STIF Portfolio (c) (cost $1,172,548)	1,172,548		1,172,548
Total Investments Before Security Lending Collateral - 99.6%
(cost $697,626,080)			852,561,079
INVESTMENT OF CASH COLLATERAL FOR SECURITIES LOANED - 25.1%
Short-Terms - 25.1%
UBS Private Money Market Fund, LLC (cost $214,271,069)	214,271,069		214,271,069
Total Investments - 124.7%
(cost $911,897,149)			1,066,832,148
Other assets less liabilities - (24.7)%			(211,180,998	)
Net Assets - 100.0%		$	855,651,150

(a) Represents entire or partial securities out on loan.

(b) Non-income producing security.

(c) Investment in affiliated money market mutual fund.

Please note: The sector classifications presented herein are based on the sector categorization methodology of the Adviser.

Glossary:

ADR - American Depositary Receipt

ITEM 2. CONTROLS AND PROCEDURES.

(a) The registrant’s principal executive officer and principal financial officer have concluded that the registrant’s disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of 1940, as amended) are effective at the reasonable assurance level based on their evaluation of these controls and procedures as of a date within 90 days of the filing date of this document.

(b) There were no significant changes in the registrant’s internal control over financial reporting that could significantly affect these controls subsequent to the date of their evaluation, including any corrective actions with regard to significant deficiencies and material weaknesses.

ITEM 3. EXHIBITS.

The following exhibits are attached to this Form N-Q:

EXHIBIT NO.	DESCRIPTION OF EXHIBIT
11 (a) (1)	Certification of Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
11 (a) (2)	Certification of Principal Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

(Registrant): AllianceBernstein Mid-Cap Growth Fund, Inc.
By:	/s/ Marc O. Mayer
	Marc O. Mayer
	President
Date:	December 24, 2007

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the dates indicated.

By:	/s/ Marc O. Mayer
	Marc O. Mayer
	President
Date:	December 24, 2007
By:	/s/ Joseph J. Mantineo
	Joseph J. Mantineo
	Treasurer and Chief Financial Officer
Date:	December 24, 2007