(Click on the column title to sort by that column)
| # | Catholics | Population | Percent Catholic | Diocese | Year | Source |
|---|---|---|---|---|---|---|
| 1 | 353,362 | 6,787,000 | 5.21% | Hong Kong [Xianggang] | 2004 | ap2005 |
| 2 | 215,915 | Peking [Beijing] (Archdiocese) | 1949 | ap2002 | ||
| 3 | 93,500 | 4,500,000 | 2.08% | Süchow [Xuzhou] | 1950 | ap2002 |
| 4 | 78,601 | 2,000,000 | 3.93% | Paoting [Baoding] | 1950 | ap2002 |
| 5 | 74,013 | 4,000,000 | 1.85% | Tsaochow [Caozhou, Heze] | 1950 | ap2002 |
| 6 | 64,334 | 9,000,000 | .71% | Pengpu [Bengbu] | 1950 | ap2002 |
| 7 | 62,000 | 2,200,000 | 2.82% | Sienhsien [Xianxian] | 1950 | ap2002 |
| 8 | 60,000 | 4,000,000 | 1.50% | Yenchow [Yanzhou] | 1950 | ap1951 |
| 9 | 55,000 | 4,000,000 | 1.38% | Hanyang [Hanyang] | 1949 | ap2002 |
| 10 | 52,000 | 4,000,000 | 1.30% | Chengting [Zhengding] | 1948 | ap2002 |
| 11 | 50,000 | 3,600,000 | 1.39% | Tientsin [Tianjin] | 1950 | ap2002 |
| 12 | 46,000 | 2,500,000 | 1.84% | Weihwei [Jixian] | 1950 | ap1951 |
| 13 | 45,000 | 900,000 | 5.00% | Chaohsien [Zhaoxian] | 1947 | ap2002 |
| 14 | 44,016 | 5,000,000 | .88% | Tsinan [Jinan] (Archdiocese) | 1950 | ap2002 |
| 15 | 41,932 | 1,065,775 | 3.93% | Suiyüan [Hohot] (Archdiocese) | 1950 | ap2002 |
| 16 | 41,135 | 5,000,000 | .82% | Wuhu [Wuhu] | 1950 | ap1951 |
| 17 | 40,749 | 1,500,000 | 2.72% | Taiyüan [Taiyuan] (Archdiocese) | 1950 | ap2002 |
| 18 | 40,725 | 700,000 | 5.82% | Siwantze [Chongli-Xiwanzi] | 1950 | ap1951 |
| 19 | 40,525 | 2,975,730 | 1.36% | Foochow [Fuzhou] (Archdiocese) | 1950 | ap2002 |
| 20 | 40,240 | 20,000,000 | .20% | Chengtu [Chengdu] | 1950 | ap2002 |
| 21 | 40,149 | 5,200,000 | .77% | Haimen [Haimen] | 1950 | ap2002 |
| 22 | 37,608 | 11,500,000 | .33% | Chungking [Chongqing] (Archdiocese) | 1950 | ap2002 |
| 23 | 36,240 | 800,000 | 4.53% | Tsining [Jining] | 1950 | ap2002 |
| 24 | 35,313 | 1,000,000 | 3.53% | Ningsia [Yinchuan] | 1950 | ap2002 |
| 25 | 35,239 | 2,200,000 | 1.60% | Hankow [Hankou] (Archdiocese) | 1950 | ap2002 |
| 26 | 35,000 | 9,000,000 | .39% | Kirin [Jilin] | 1949 | ap2002 |
| 27 | 33,200 | 1,200,000 | 2.77% | Ankwo [Anguo] | 1949 | ap2002 |
| 28 | 32,645 | 2,500,000 | 1.31% | Kinghsien [Jingxian] | 1950 | ap2002 |
| 29 | 32,536 | 6,000,000 | .54% | Nanking [Nanjing] (Archdiocese) | 1950 | ap1951 |
| 30 | 31,845 | 5,235,341 | .61% | Jehol [Jinzhou] | 1950 | ap1951 |
| 31 | 30,000 | 3,000,000 | 1.00% | Lu An [Changzhi] | 1949 | ap2002 |
| 32 | 30,000 | 5,000,000 | .60% | Swatow [Shantou] | 1950 | ap2002 |
| 33 | 29,582 | 798,000 | 3.71% | Chihfeng [Chifeng] | 1950 | ap2002 |
| 34 | 29,411 | 3,000,000 | .98% | Chowtsun [Zhoucun] | 1950 | ap2002 |
| 35 | 28,268 | 7,000,000 | .40% | Anking [Anqing] (Archdiocese) | 1950 | ap2002 |
| 36 | 27,003 | 6,467,246 | .42% | Hangchow [Hangzhou] (Archdiocese) | 1950 | ap2002 |
| 37 | 26,783 | 1,000,000 | 2.68% | Funing [Xiapu] | 1948 | ap2002 |
| 38 | 25,996 | 4,872,691 | .53% | Nanchang [Nanchang] (Archdiocese) | 1950 | ap1951 |
| 39 | 25,000 | 1,000,000 | 2.50% | Chowchich [Zhouzhi] | 1948 | ap2002 |
| 40 | 24,713 | 7,000,000 | .35% | Kweyang [Guiyang] (Archdiocese) | 1950 | ap2002 |
| 41 | 24,232 | 3,000,000 | .81% | Kian [Ji'an] | 1950 | ap2002 |
| 42 | 23,588 | 3,500,000 | .67% | Tsingtao [Qingdao] | 1950 | ap2002 |
| 43 | 22,819 | 2,625,000 | .87% | Kaying [Meixian] | 1950 | ap2002 |
| 44 | 22,807 | 4,025,000 | .57% | Nanyang [Nanyang] | 1950 | ap2002 |
| 45 | 22,649 | 5,000,000 | .45% | Wanhsien [Wanxian] | 1950 | ap1951 |
| 46 | 21,000 | 1,150,000 | 1.83% | Shunteh [Xingtai] | 1950 | ap1951 |
| 47 | 20,545 | 3,600,000 | .57% | Ichow [Linyi] | 1950 | ap2002 |
| 48 | 20,514 | 4,000,000 | .51% | Chengchow [Zhengzhou] | 1950 | ap2002 |
| 49 | 20,445 | 2,500,000 | .82% | Laohokow [Laohekou] | 1950 | ap2002 |
| 50 | 20,346 | 4,800,000 | .42% | Canton [Guangzhou] (Archdiocese) | 1949 | ap2002 |
| 51 | 19,871 | 3,549,098 | .56% | Wuchow [Wuzhou] | 1950 | ap1951 |
| 52 | 19,442 | 8,000,000 | .24% | Shunking [Nanchong] | 1950 | ap1951 |
| 53 | 19,060 | 1,500,000 | 1.27% | Hanchung [Hanzhong] | 1950 | ap2002 |
| 54 | 18,487 | 4,500,000 | .41% | Kaifeng [Kaifeng] (Archdiocese) | 1950 | ap1951 |
| 55 | 18,122 | 446,000 | 4.06% | Macau | 2004 | ap2005 |
| 56 | 17,497 | 6,055,267 | .29% | Ningpo [Ningbo] | 1950 | ap2002 |
| 57 | 17,465 | 4,000,000 | .44% | Lanchow [Lanzhou] (Archdiocese) | 1950 | ap2002 |
| 58 | 16,588 | 7,500,000 | .22% | Hsiamen-Amoy [Xiamen] | 1950 | ap2002 |
| 59 | 16,040 | 1,200,000 | 1.34% | Sinsiang [Xinxiang] (Prefecture Apostolic) | 1950 | ap2002 |
| 60 | 15,946 | 3,747,308 | .43% | Kichow [Qichun] | 1950 | ap2002 |
| 61 | 15,618 | 2,085,000 | .75% | Fenyang [Fenyang] | 1950 | ap2002 |
| 62 | 15,410 | 1,500,000 | 1.03% | Yütze [Yuci] | 1950 | ap1951 |
| 63 | 15,145 | 3,000,000 | .50% | Kanchow [Ganzhou] | 1950 | ap2002 |
| 64 | 15,105 | 3,200,000 | .47% | Pakhoi [Beihai] | 1950 | ap2002 |
| 65 | 15,078 | 5,000,000 | .30% | Ichang [Yichang] | 1950 | ap2002 |
| 66 | 14,100 | 1,300,000 | 1.08% | Chumatien [Zhumadian] | 1950 | ap2002 |
| 67 | 13,654 | 6,000,000 | .23% | Sinyang [Xinyang] | 1950 | ap2002 |
| 68 | 13,394 | 1,500,000 | .89% | Sian [Xi'an] (Archdiocese) | 1950 | ap1951 |
| 69 | 12,620 | 2,500,000 | .50% | Iduhsien [Yiduxian] (Prefecture Apostolic) | 1948 | ap2002 |
| 70 | 12,085 | 3,000,000 | .40% | Hengchow [Hengyang] | 1950 | ap2002 |
| 71 | 12,043 | 1,115,777 | 1.08% | Sanyüan [Sanyuan] | 1950 | ap1951 |
| 72 | 11,767 | 5,040,154 | .23% | Mukden o Fengtien [Shenyang] (Archdiocese) | 1950 | ap1951 |
| 73 | 11,403 | 1,350,000 | .84% | Lanlung [Anlong] | 1950 | ap2002 |
| 74 | 11,274 | 2,500,000 | .45% | Wuchang [Wuchang] | 1950 | ap1951 |
| 75 | 11,143 | 2,000,000 | .56% | Ningyüan [Xichang] | 1950 | ap2002 |
| 76 | 11,000 | 1,300,000 | .85% | Shohchow [Shuoxian] | 1950 | ap1951 |
| 77 | 10,237 | 1,430,000 | .72% | Yangku [Yanggu] | 1960 | ap2002 |
| 78 | 10,122 | 3,000,000 | .34% | Loyang [Luoyang] | 1950 | ap2002 |
| 79 | 10,025 | 8,000,000 | .13% | Kunming o Yünnan [Kunming] (Archdiocese) | 1950 | ap2002 |
| 80 | 10,000 | 6,250,000 | .16% | Fushun [Fushun] | 1949 | ap2002 |
| 81 | 9,973 | 2,000,000 | .50% | Kweiteh [Shangqiu] | 1950 | ap2002 |
| 82 | 9,038 | 5,000,000 | .18% | Changsha [Changsha] (Archdiocese) | 1950 | ap2002 |
| 83 | 8,869 | 2,000,000 | .44% | Shasi [Shashi] (Prefecture Apostolic) | 1950 | ap2002 |
| 84 | 8,548 | 2,500,000 | .34% | Tsinchow [Tianshui] | 1950 | ap2002 |
| 85 | 8,504 | 1,000,000 | .85% | Fengsiang [Fengxiang] | 1950 | ap2002 |
| 86 | 8,292 | 4,000,000 | .21% | Kongmoon [Jiangmen] | 1950 | ap2002 |
| 87 | 7,844 | 2,000,000 | .39% | Shihnan [Enshi] | 1950 | ap1951 |
| 88 | 7,734 | 2,000,000 | .39% | Taichow [Linhai] | 1950 | ap2002 |
| 89 | 7,702 | 1,000,000 | .77% | Tatung [Datong] | 1950 | ap2002 |
| 90 | 7,584 | 6,000,000 | .13% | Nanning [Nanning] (Archdiocese) | 1950 | ap1951 |
| 91 | 7,546 | 2,000,000 | .38% | Kiangchow [Xinjiang] (Prefecture Apostolic) | 1949 | ap2002 |
| 92 | 6,885 | 450,000 | 1.53% | Nancheng [Nancheng] | 1950 | ap1951 |
| 93 | 6,690 | 3,200,000 | .21% | Changteh [Changde] | 1950 | ap2002 |
| 94 | 6,650 | 1,370,000 | .49% | Tungchow [Tongzhou] (Prefecture Apostolic) | 1950 | ap2002 |
| 95 | 6,375 | 800,000 | .80% | Yihsien [Yixian] (Prefecture Apostolic) | 1949 | ap2002 |
| 96 | 6,163 | 2,000,000 | .31% | Lichow [Lixian] (Prefecture Apostolic) | 1950 | ap2002 |
| 97 | 5,870 | 4,000,000 | .15% | Kangting [Kangding] | 1950 | ap2002 |
| 98 | 5,697 | 3,000,000 | .19% | Shihtsien [Shiqian] (Prefecture Apostolic) | 1950 | ap2002 |
| 99 | 5,199 | 2,500,000 | .21% | Shiuchow [Shaoguan] | 1950 | ap1951 |
| 100 | 5,112 | 300,000 | 1.70% | Shaowu [Shaowu] (Prefecture Apostolic) | 1950 | ap2002 |
| 101 | 5,097 | 3,212,339 | .16% | Tali [Dali] | 1968 | ap1971 |
| 102 | 4,956 | 4,000,000 | .12% | Siangtan [Xiangtan] (Prefecture Apostolic) | 1950 | ap2002 |
| 103 | 4,318 | 1,220,000 | .35% | Tingchow [Changting] | 1950 | ap2002 |
| 104 | 4,286 | 3,309,300 | .13% | Lishui [Lishui] | 1950 | ap2002 |
| 105 | 4,150 | 3,000,000 | .14% | Weihaiwei [Weihai] (Prefecture Apostolic) | 1950 | ap1951 |
| 106 | 4,144 | 1,000,000 | .41% | Sining [Xining] (Prefecture Apostolic) | 1950 | ap2002 |
| 107 | 4,064 | 3,400,000 | .12% | Yungchow [Lingling] (Prefecture Apostolic) | 1950 | ap2002 |
| 108 | 3,982 | 800,000 | .50% | Hinganfu [Ankang] (Prefecture Apostolic) | 1950 | ap2002 |
| 109 | 3,968 | 2,500,000 | .16% | Kweilin [Guilin] (Prefecture Apostolic) | 1950 | ap2002 |
| 110 | 3,419 | 2,500,000 | .14% | Hainan [Hainan] (Prefecture Apostolic) | 1950 | ap2002 |
| 111 | 2,072 | 4,000,000 | .05% | Yentai [Yantai] | 1950 | ap1951 |
| 112 | 1,918 | 1,000,000 | .19% | Tunki [Tunxi] (Prefecture Apostolic) | 1950 | ap2002 |
| 113 | 1,649 | 4,000,000 | .04% | Paoking [Baojing] (Prefecture Apostolic) | 1950 | ap2002 |
| 114 | 1,450 | 701,676 | .21% | Kienow [Jian'ou] (Prefecture Apostolic) | 1950 | ap2002 |
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