US language data · 2024 ACS 5-year
Languages spoken in Connecticut
Of 3,442,817 residents of Connecticut aged 5 and over, 804,451 (23.4%) speak a language other than English at home, and 304,681 (8.8%) speak English less than "very well".
The most common non-English language is Spanish with 439,949 speakers, followed by Portuguese (46,176).
Limited-English-proficiency counts are the best public proxy for local demand for interpreters and document translation in healthcare, courts, schools and social services.
| Language spoken at home | Speakers (5+) | Speak English < “very well” | |
|---|---|---|---|
| Spanish↗ | 439,949 | 181,410 | |
| Portuguese↗ | 46,176 | 21,101 | |
| Chinese (incl. Mandarin, Cantonese)↗ | 31,980 | 15,349 | |
| Polish↗ | 27,194 | 11,282 | |
| French (incl. Cajun)↗ | 22,350 | 4,071 | |
| Italian↗ | 21,943 | 5,752 | |
| Haitian↗ | 18,644 | 7,024 | |
| Other Indo-European languages ↗ | 17,186 | 5,239 | |
| Arabic↗ | 14,071 | 5,344 | |
| Russian↗ | 11,161 | 3,376 | |
| Hindi↗ | 11,119 | 2,013 | |
| Tagalog (incl. Filipino)↗ | 9,311 | 2,991 | |
| Other and unspecified languages ↗ | 8,996 | 1,495 | |
| Yoruba, Twi, Igbo, or other languages of Western Africa↗ | 8,239 | 1,409 | |
| Vietnamese↗ | 8,073 | 4,303 | |
| Ukrainian or other Slavic languages↗ | 7,757 | 2,902 | |
| German↗ | 7,737 | 714 | |
| Gujarati↗ | 7,697 | 2,602 | |
| Tamil↗ | 7,599 | 1,429 | |
| Greek↗ | 7,399 | 1,862 | |
| Urdu↗ | 7,202 | 2,681 | |
| Korean↗ | 6,719 | 2,852 | |
| Nepali, Marathi, or other Indic languages↗ | 5,895 | 1,215 | |
| Bengali↗ | 5,731 | 2,290 | |
| Serbo-Croatian↗ | 5,370 | 1,925 | |
| Thai, Lao, or other Tai-Kadai languages↗ | 4,596 | 2,505 | |
| Telugu↗ | 4,592 | 714 | |
| Other languages of Asia ↗ | 4,328 | 1,679 | |
| Japanese↗ | 3,281 | 959 | |
| Malayalam, Kannada, or other Dravidian languages↗ | 3,252 | 576 |
Source: U.S. Census Bureau, American Community Survey 2024 5-year estimates, table B16001. Estimates have margins of error.