Top 30 Largest Social Bookmarking Sites | August 2007

Here are the 30 Largest Social Bookmarking Sites ranked by a combination of Inbound Links, Google Page Rank, Alexa Rank, and U.S. traffic data from Compete and Quantcast. Although no traffic metrics are completely accurate we do believe the data below to be useful for gauging relative audience size.
1 | digg.com
117,796,083 – Inbound Links | 16,964,445 – Compete Monthly Visitors | 8,700,000 – Quantcast Monthly Visitors | 98 – Alexa Ranking. | Page Rank: 8
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

2 | Netscape.com
21,581,600 – Inbound Links | 4,855,232 – Compete Monthly Visitors | 8,180,176 – Quantcast Monthly Visitors | 555 – Alexa Ranking. | Page Rank: 9
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

3 | Technorati.com
75,306,437 – Inbound Links | 3,231,709 – Compete Monthly Visitors | 1,400,000 – Quantcast Monthly Visitors | 216 – Alexa Ranking. | Page Rank: 8
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

4 | del.icio.us
171,593,051 – Inbound Links | 1,699,128 – Compete Monthly Visitors | 1,300,000 – Quantcast Monthly Visitors | 248 – Alexa Ranking. | Page Rank: 8
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

5 | StumbleUpon.com
19,050,177 – Inbound Links | 1,313,586 – Compete Monthly Visitors | 695,239 – Quantcast Monthly Visitors | 300 – Alexa Ranking. | Page Rank: 8
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

6 | reddit.com
45,307,577 – Inbound Links | 1,226,467 – Compete Monthly Visitors | 344,383 – Quantcast Monthly Visitors | 852 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

7 | Fark.com
11,438,723 – Inbound Links | 306,597 – Compete Monthly Visitors | 1,767,165 – Quantcast Monthly Visitors | 1,958 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

8 | MyBlogLog.com
1,742,265 – Inbound Links | 1,972,847 – Compete Monthly Visitors | 84,922 – Quantcast Monthly Visitors | 432 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

9 | Slashdot.org
13,555,035 – Inbound Links | 724,424 – Compete Monthly Visitors | 269,884 – Quantcast Monthly Visitors | 579 – Alexa Ranking. | Page Rank: 9
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

10 | kaboodle.com
100,266 – Inbound Links | 1,751,763 – Compete Monthly Visitors | 851,858 – Quantcast Monthly Visitors | 9,125 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

11 | Bloglines.com
50,717,948 – Inbound Links | 382,663 – Compete Monthly Visitors | 103,711 – Quantcast Monthly Visitors | 853 – Alexa Ranking. | Page Rank: 9
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

12 | newsvine.com
24,200,775 – Inbound Links | 315,857 – Compete Monthly Visitors | 203,761 – Quantcast Monthly Visitors | 3,977 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

13 | blinklist.com
23,770,576 – Inbound Links | 243,277 – Compete Monthly Visitors | 165,306 – Quantcast Monthly Visitors | 4,647 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

14 | netvouz.com
8,112,272 – Inbound Links | 75,507 – Compete Monthly Visitors | 54,325 – Quantcast Monthly Visitors | 15,048 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

15 | clipmarks.com
164,419 – Inbound Links | 196,107 – Compete Monthly Visitors | 147,131 – Quantcast Monthly Visitors | 6,740 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

16 | Furl.net
49,595,144 – Inbound Links | 148,975 – Compete Monthly Visitors | 57,547 – Quantcast Monthly Visitors | 4,112 – Alexa Ranking. | Page Rank: 8
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

17 | Mister-Wong
13,214,146 – Inbound Links | 25,416 – Compete Monthly Visitors | 3,432 – Quantcast Monthly Visitors | 1,889 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

18 | dzone.com
1,065,009 – Inbound Links | 100,784 – Compete Monthly Visitors | 117,897 – Quantcast Monthly Visitors | 5,187 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

19 | ma.gnolia.com
13,701,444 – Inbound Links | 110,662 – Compete Monthly Visitors | 32,363 – Quantcast Monthly Visitors | 7,454 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

20 | Tailrank.com
5,320,211 – Inbound Links | 71,563 – Compete Monthly Visitors | 35,783 – Quantcast Monthly Visitors | 28,920 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

21 | ShoutWire.com
168,480 – Inbound Links | 101,738 – Compete Monthly Visitors | 55,337 – Quantcast Monthly Visitors | 10,552 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

22 | simpy.com
13,107,730 – Inbound Links | 62,645 – Compete Monthly Visitors | 49,205 – Quantcast Monthly Visitors | 10,948 – Alexa Ranking. | Page Rank: 7
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

23 | BlogMarks.net
9,748,453 – Inbound Links | 61,740 – Compete Monthly Visitors | 28,075 – Quantcast Monthly Visitors | 11,880 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

24 | BlueDot.us
1,159,780 – Inbound Links | 107,717 – Compete Monthly Visitors | 60,045 – Quantcast Monthly Visitors | 12,072 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

25 | Spurl.net
18,628,253 – Inbound Links | 42,300 – Compete Monthly Visitors | 3,483 – Quantcast Monthly Visitors | 14,300 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

26 | Spotplex.com
541,599 – Inbound Links | 52,176 – Compete Monthly Visitors | 15,106 – Quantcast Monthly Visitors | 42,809 – Alexa Ranking. | Page Rank: 6
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

27 | linkswarm.com
150,842 – Inbound Links | 14,504 – Compete Monthly Visitors | 10,476 – Quantcast Monthly Visitors | 47,267 – Alexa Ranking. | Page Rank: 5
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

28 | Spotback.com
97,564 – Inbound Links | 42,838 – Compete Monthly Visitors | 5,037 – Quantcast Monthly Visitors | 42,015 – Alexa Ranking. | Page Rank: 5
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

29 | PlugIm.com
161,039 – Inbound Links | 48,078 – Compete Monthly Visitors | 2,000 – Quantcast Monthly Visitors | 13,133 – Alexa Ranking. | Page Rank: 5
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA

30 | MyBookmarks.com
25,191 – Inbound Links | 10,934 – Compete Monthly Visitors | 7,727 – Quantcast Monthly Visitors | 108,226 – Alexa Ranking. | Page Rank: 5
30 Largest Social Bookmarking Sites | Updated 8/14/2007 | eBizMBA