Websites Powered by Twenty Fifteen
17,435 websites tracked using Twenty Fifteen (WordPress themes) · wordpress.org
Twenty Fifteen is a WordPress theme controlling a site's appearance. Its official site is wordpress.org. PoweredBy tracks the websites that use Twenty Fifteen across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the wordpress themes ecosystem.
Usage trend
2.5K
5K
7.5K
10K
Feb 2022
Mar 2023
Apr 2024
May 2025
Jun 2026
Domains observed using Twenty Fifteen in each month's HTTP Archive crawl,
Feb 2022 to Jun 2026 · peak 9,505 in Nov 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.7 s
INP 50 ms
CLS 0
TTFB 900 ms
Median site among 5,548 Twenty Fifteen sites with Chrome UX data, p75 values, Jun 2026.
Top countries
Japan
1,464
United States
1,392
India
752
United Kingdom
705
Germany
675
France
591
Brazil
424
Canada
413
Sites using Twenty Fifteen by audience country, Chrome UX Report.
Top sites by authority
9+
2% · 9 of 372 sites
8+
<1% · 63 of 7,677 sites
7+
<1% · 131 of 45,712 sites
6+
<1% · 176 of 110,136 sites
5+
<1% · 256 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Twenty Fifteen in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Twenty Fifteen
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | microsoft.com | 9.54/10 | 11,686,100 | 988,151 | May 2023 |
| 2 | github.io | 9.43/10 | 1,800 | 1 | Jul 2022 |
| 3 | mit.edu | 9.18/10 | 161,200 | 27,360 | Feb 2022 |
| 4 | wsj.com | 9.13/10 | 3,123,700 | 1,076,427 | Feb 2022 |
| 5 | state.gov | 9.07/10 | 3,314,200 | 200,218 | Jul 2022 |
| 6 | wpengine.com | 9.04/10 | 66,500 | 17,967 | Aug 2022 |
| 7 | columbia.edu | 9.02/10 | 770,900 | 41,349 | Aug 2022 |
| 8 | uk.com | 9.00/10 | 2 | 12 | Aug 2022 |
| 9 | upenn.edu | 9.00/10 | 179,200 | 5,457 | Jul 2022 |
| 10 | princeton.edu | 8.98/10 | 246,800 | 50,700 | Mar 2022 |
| 11 | sakura.ne.jp | 8.95/10 | - | - | Mar 2022 |
| 12 | utexas.edu | 8.92/10 | 503,000 | 11,984 | Feb 2022 |
| 13 | nyu.edu | 8.90/10 | 674,000 | 142,032 | Feb 2022 |
| 14 | gdpr-info.eu | 8.83/10 | 74,800 | 17,296 | Feb 2022 |
| 15 | illinois.edu | 8.83/10 | 47,000 | 4,065 | Aug 2022 |
| 16 | unc.edu | 8.83/10 | 342,800 | 27,928 | Aug 2022 |
| 17 | tokyo.lg.jp | 8.83/10 | - | - | Feb 2022 |
| 18 | cnrs.fr | 8.82/10 | 4,300 | 2,992 | Feb 2022 |
| 19 | it.com | 8.81/10 | - | - | Aug 2025 |
| 20 | bu.edu | 8.77/10 | 813,200 | 295,729 | Feb 2022 |
| 21 | virginia.edu | 8.73/10 | 265,200 | 11,663 | Mar 2026 |
| 22 | xsrv.jp | 8.68/10 | - | - | Feb 2022 |
| 23 | penguinrandomhouse.com | 8.66/10 | 2,030,300 | 350,253 | Feb 2022 |
| 24 | altervista.org | 8.66/10 | - | - | Feb 2022 |
| 25 | cuny.edu | 8.65/10 | 294,000 | 61,388 | Feb 2022 |
| 26 | usp.br | 8.65/10 | 1 | 19 | Feb 2022 |
| 27 | main.jp | 8.64/10 | - | - | Aug 2022 |
| 28 | wi.gov | 8.63/10 | - | - | Jan 2026 |
| 29 | dsgvo-gesetz.de | 8.59/10 | 38 | 209 | Feb 2022 |
| 30 | hamburg.de | 8.58/10 | 2,000 | 2,955 | Mar 2022 |
| 31 | unam.mx | 8.58/10 | 1,900 | 1,196 | Feb 2022 |
| 32 | cnr.it | 8.57/10 | 810 | 1,174 | Nov 2022 |
| 33 | kyoto-u.ac.jp | 8.57/10 | 4,800 | 3,548 | Feb 2022 |
| 34 | spb.ru | 8.53/10 | - | - | Feb 2022 |
| 35 | jp.net | 8.52/10 | 66 | 7 | Mar 2022 |
| 36 | gov.ro | 8.51/10 | 640 | 166 | Nov 2022 |
| 37 | nikkei.co.jp | 8.50/10 | 490 | 255 | Feb 2022 |
| 38 | hypotheses.org | 8.42/10 | 2 | 4 | Feb 2022 |
| 39 | uk.net | 8.41/10 | - | - | Aug 2022 |
| 40 | wroc.pl | 8.36/10 | - | - | Feb 2022 |
| 41 | ufmg.br | 8.36/10 | 3,300 | 1,765 | Aug 2022 |
| 42 | cvut.cz | 8.34/10 | 1,200 | 214 | Feb 2022 |
| 43 | city.nagoya.jp | 8.32/10 | 5 | 68 | Feb 2022 |
| 44 | fordham.edu | 8.32/10 | 368,700 | 58,873 | Oct 2022 |
| 45 | cafe24.com | 8.31/10 | 6 | 6 | Sep 2022 |
| 46 | hokudai.ac.jp | 8.30/10 | 390 | 19 | Jun 2022 |
| 47 | auburn.edu | 8.28/10 | 270,500 | 32,835 | Feb 2022 |
| 48 | uni-wuerzburg.de | 8.26/10 | 1,900 | 1,383 | Aug 2022 |
| 49 | mygov.in | 8.25/10 | 1,900 | 2,221 | Feb 2022 |
| 50 | nagoya-u.ac.jp | 8.25/10 | 11 | 36 | Feb 2022 |
| 51 | kyoto.lg.jp | 8.24/10 | - | - | Feb 2022 |
| 52 | edublogs.org | 8.23/10 | 770 | 536 | Aug 2022 |
| 53 | utdallas.edu | 8.22/10 | 151,000 | 22,671 | Feb 2022 |
| 54 | titech.ac.jp | 8.17/10 | 2,400 | 817 | Jul 2022 |
| 55 | mention.com | 8.15/10 | 9,800 | 10,704 | Feb 2022 |
| 56 | technion.ac.il | 8.15/10 | 1,300 | 301 | Aug 2022 |
| 57 | jpn.org | 8.13/10 | - | - | Apr 2022 |
| 58 | xrea.com | 8.07/10 | - | 4 | Oct 2022 |
| 59 | ut.ee | 8.05/10 | 1,200 | 561 | Feb 2022 |
| 60 | msu.ru | 8.02/10 | 4,500 | 86 | Nov 2022 |
| 61 | msk.ru | 8.02/10 | - | - | Feb 2022 |
| 62 | endocrine.org | 8.02/10 | 156,100 | 28,554 | Jun 2026 |
| 63 | mun.ca | 8.02/10 | 28,700 | 14,305 | Jul 2022 |
| 64 | ugm.ac.id | 7.99/10 | 2,400 | 2,813 | Feb 2022 |
| 65 | ddns.net | 7.98/10 | - | - | Jan 2023 |
| 66 | noblogs.org | 7.98/10 | 27 | 1 | Feb 2022 |
| 67 | villanova.edu | 7.97/10 | 880 | 51 | Feb 2022 |
| 68 | jussieu.fr | 7.95/10 | - | - | Dec 2025 |
| 69 | nao.ac.jp | 7.93/10 | 3,500 | 1,146 | Oct 2023 |
| 70 | kaist.ac.kr | 7.91/10 | 4,900 | 1,443 | Nov 2022 |
| 71 | pw.edu.pl | 7.90/10 | 95 | 170 | Aug 2024 |
| 72 | meduniwien.ac.at | 7.89/10 | 2,000 | 1,708 | Mar 2026 |
| 73 | net.ru | 7.88/10 | - | 4 | Mar 2022 |
| 74 | sch.gr | 7.84/10 | 12 | 33 | Mar 2022 |
| 75 | retractionwatch.com | 7.80/10 | 5,200 | 4,632 | Feb 2022 |
| 76 | psyarxiv.com | 7.80/10 | 42 | 60 | Jan 2023 |
| 77 | miyazaki.lg.jp | 7.80/10 | - | - | Dec 2022 |
| 78 | fxstreet.com | 7.79/10 | 165,000 | 42,723 | Aug 2022 |
| 79 | dreamhosters.com | 7.74/10 | - | - | Aug 2022 |
| 80 | ug.edu.pl | 7.72/10 | 530 | 372 | Jun 2024 |
| 81 | hosei.ac.jp | 7.71/10 | 270 | 89 | Feb 2022 |
| 82 | doshisha.ac.jp | 7.71/10 | 470 | 117 | Aug 2022 |
| 83 | lesinrocks.com | 7.69/10 | 1,100 | 2,985 | Mar 2022 |
| 84 | univ-fcomte.fr | 7.66/10 | - | - | Feb 2022 |
| 85 | prv.pl | 7.66/10 | - | 2 | Jul 2022 |
| 86 | tokushima.lg.jp | 7.65/10 | - | - | Feb 2022 |
| 87 | unas.cz | 7.59/10 | - | - | Feb 2022 |
| 88 | du.ac.in | 7.58/10 | 7,800 | 10,871 | Feb 2022 |
| 89 | igualdad.gob.es | 7.54/10 | 560 | 511 | Jul 2025 |
| 90 | arnes.si | 7.53/10 | 150 | 12 | Mar 2022 |
| 91 | u-ryukyu.ac.jp | 7.49/10 | 29 | 43 | May 2024 |
| 92 | wb.gov.in | 7.46/10 | 5,300 | 3,311 | Jan 2026 |
| 93 | opoka.org.pl | 7.44/10 | 860 | 845 | Mar 2022 |
| 94 | xii.jp | 7.44/10 | - | - | Feb 2022 |
| 95 | bilkent.edu.tr | 7.43/10 | 260 | 64 | Feb 2022 |
| 96 | odisha.gov.in | 7.41/10 | 340 | 365 | Jun 2025 |
| 97 | minsk.by | 7.35/10 | - | - | Feb 2022 |
| 98 | bsu.by | 7.33/10 | 150 | 51 | Nov 2022 |
| 99 | wordpressfoundation.org | 7.32/10 | 120 | 26 | Feb 2022 |
| 100 | phzh.ch | 7.32/10 | 29 | 56 | Feb 2022 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
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