JavaScript was used by 62.0% of the 14,099 developers who answered Stack Overflow’s 2026 language question, down from 66.0% in 2025. State of JavaScript 2025 respondents, meanwhile, spend 77% of their coding time in TypeScript on average.
This guide collects the latest JavaScript developer survey statistics on usage, sentiment, frameworks, AI-generated code, and who answers these surveys.
JavaScript Developer Survey Statistics
Which Developer Surveys Measure JavaScript in 2026?
Three opt-in surveys supply most current JavaScript data. Each draws a different crowd, so their percentages are not interchangeable.
Stack Overflow Developer Survey 2026
Stack Overflow collected 30,903 responses from 169 countries over seven weeks and published results on October 6, 2026. The language question drew 14,099 answers.
Source: Stack Overflow Developer Survey, 2026
The 2025 edition drew more than 49,000 responses from 177 countries. Stack Overflow data also feeds breakdowns such as Linux distro adoption among programmers.
Source: Stack Overflow Developer Survey, 2025
State of JavaScript 2025
Devographics collected 13,002 responses from September 24 into November 2025. Front-end work dominates the sample: 10,777 of 10,926 respondents use JavaScript for front-end development.
Source: State of JavaScript 2025, Devographics, fielded September–November 2025
JetBrains Developer Ecosystem 2025
JetBrains surveyed 24,534 developers in 194 countries from April to June 2025. Its Language Promise Index placed JavaScript, PHP, and SQL at a “maturity plateau” and gave TypeScript, Rust, and Go the highest perceived growth potential.
Source: JetBrains, State of Developer Ecosystem 2025
62.0% of Respondents: JavaScript Use in the Stack Overflow 2026 Survey
| Rank | Language | Respondents | Share of respondents |
|---|---|---|---|
| 1 | JavaScript | 8,742 | 62.0% |
| 2 | SQL | 8,237 | 58.4% |
| 3 | HTML/CSS | 8,212 | 58.2% |
| 4 | Python | 8,184 | 58.0% |
| 5 | Bash/Shell (all shells) | 7,231 | 51.3% |
| 6 | TypeScript | 6,171 | 43.8% |
Source: Stack Overflow Developer Survey, 2026 (language question, n = 14,099)
JavaScript held first place for the 12th year in a row. SQL moved past HTML/CSS into second, 58.4% to 58.2%, with Python at 58.0%.
Bash/Shell ranks fifth at 51.3%. Terminal habits get their own breakdown in this Linux command usage frequency data.
Does Experience Change the JavaScript Ranking?
It changes the top spot. Among 5,296 respondents with 16 or more years of work experience, SQL leads at 63.0% and JavaScript follows at 62.0%.
Source: Stack Overflow Developer Survey, 2026 (16+ years work experience, n = 5,296)
Ten Years of JavaScript Developer Survey Statistics (2017–2026)
JavaScript peaked at 69.8% in 2018 and stood at 62.0% in 2026. TypeScript climbed from 9.4% in 2017 to 43.8% in 2026.
The drop from 66.0% in 2025 coincided with a smaller sample: 30,903 responses in 2026 against more than 49,000 a year earlier. Each year’s share describes that year’s self-selected respondents.
Source: Stack Overflow Developer Survey, 2017–2026 language time series
Do Developers Want to Keep Using JavaScript?
Stack Overflow’s admired score is the share of a language’s past-year users who want to keep using it. JavaScript scores 42.0%, below TypeScript at 53.0%.
Demand for the two web languages is close. 27.8% of all respondents want to work with JavaScript next year and 27.5% with TypeScript, while Python leads this desired measure at 33.4%.
Source: Stack Overflow Developer Survey, 2026 (admired and desired, n = 14,099)
77% TypeScript: How State of JS 2025 Respondents Split Their Code
Respondents placed themselves on a nine-step scale from 0% to 100% TypeScript. 4,367 of 10,934 chose 100% TypeScript and 661 chose 0%. The average is 77%; the median is 88%.
The median respondent compiles 100% of their browser code, and 5,861 of 10,617 do so for all of it. Static typing was the most cited build-step advantage, picked by 7,891 of 10,525.
Source: State of JavaScript 2025, Usage section
TypeScript and JavaScript on GitHub
GitHub counts contributors and repositories, not survey answers. TypeScript reached 2,636,006 monthly contributors in August 2025, up 66.63% year over year; JavaScript had about 2.15 million, up 24.79%.
GitHub notes that other indices use different methods and may still rank JavaScript and Python higher.
| Language | New repositories, Sep 2024–Aug 2025 | Growth, Jan–Aug 2025 vs Jan–Aug 2024 |
|---|---|---|
| JavaScript | 9,345,046 | 14.57% |
| Python | 9,261,587 | 53.41% |
| TypeScript | 5,394,256 | 78.10% |
Source: GitHub Octoverse 2025, September 2024–August 2025
Platform splits for version control are covered in these Git usage statistics on Linux and other systems.
JavaScript Framework and Tooling Survey Statistics
Node.js (46.4%) and React (41.5%) remain the top two web technologies among 10,281 respondents, though both slipped from 2025. Svelte is the one framework in the chart below that gained, from 7.2% to 7.8%.
Express dropped from 19.9% to 15.6%, and jQuery from 23.4% to 19.7%. Next.js, at 20.6%, now sits above jQuery. On the admired measure, Svelte scores 59.4% and jQuery 26.6%.
Source: Stack Overflow Developer Survey, 2025 and 2026 (web frameworks, 2026 n = 10,281)
Package Managers and Build Tools
| Tool | Share of respondents, 2026 |
|---|---|
| npm | 54.6% |
| Vite | 28.1% |
| pnpm | 19.0% |
| Yarn | 16.7% |
| Webpack | 14.7% |
| Bun | 8.7% |
Source: Stack Overflow Developer Survey, 2026 (cloud development and build tools, n = 10,881)
Vite’s admired score is 56.5%, against 21.7% for Webpack. Visual Studio Code tops the 2026 IDE question at 70.9% of 13,193 respondents, with Cursor at 14.9%.
Source: Stack Overflow Developer Survey, 2026
Devographics reported that Vite still had not overtaken webpack in usage among State of JS 2025 respondents. Pipeline tooling that runs these builds is compared in this CI/CD tool market share breakdown.
Source: State of JavaScript 2025, Build Tools section
How Much JavaScript Code Is AI-Generated?
State of JS 2025 respondents say 29% of their code is AI-generated on average, up from 20% a year earlier. The median answer is 25%.
| Share of code that is AI-generated | Respondents |
|---|---|
| 0% | 1,126 |
| 12.5% | 3,224 |
| 25% | 2,783 |
| 37.5% | 1,090 |
| 50% | 1,153 |
| 62.5% | 557 |
| 75% | 627 |
| 87.5% | 187 |
| 100% | 23 |
Source: State of JavaScript 2025, AI Code Generation (n = 10,770)
Which Languages Do Developers Pair With AI Tools?
Stack Overflow also asked which languages respondents used AI tools or agents with. Python leads at 39.0% and JavaScript follows at 38.4%, the reverse of the overall usage order.
Source: Stack Overflow Developer Survey, 2026 (language question, “Used for AI” view, n = 14,099)
Developer Survey Demographics Behind the JavaScript Data
The average State of JS 2025 respondent is 34.1 years old (median 33) with 12.2 years of experience (median 10). The 30-39 bracket is the largest, with 4,506 of 10,246 age answers.
| Country | Respondents |
|---|---|
| USA | 1,671 |
| Germany | 770 |
| France | 717 |
| United Kingdom | 463 |
| Russia | 355 |
Source: State of JavaScript 2025, Demographics (country n = 10,164)
Median yearly income is $70,000 and the average is $80,907, across 9,965 answers in U.S. dollars. Men gave 9,803 of 10,573 gender answers; women gave 589.
Source: State of JavaScript 2025, Demographics
Stack Overflow’s wider sample tracks workplace mood. In 2026, 22.2% of 18,876 respondents said they were happy at work and 32.6% said they were not; related pay and morale figures appear in this developer job satisfaction analysis.
Source: Stack Overflow Developer Survey, 2026 (job satisfaction, n = 18,876)
FAQs
What percentage of developers use JavaScript in 2026?
62.0% of the 14,099 respondents who answered Stack Overflow’s 2026 language question used JavaScript. It ranked first for the 12th straight year, ahead of SQL at 58.4%.
Is TypeScript replacing JavaScript?
Not in Stack Overflow’s 2026 data, where JavaScript (62.0%) still tops TypeScript (43.8%). In State of JS 2025, 4,367 of 10,934 respondents wrote only TypeScript, which compiles to JavaScript.
Is JavaScript dying, as some Reddit threads suggest?
Survey data does not show that. JavaScript remained the most-used language in Stack Overflow’s 2026 survey at 62.0%. Its admired score of 42.0% does trail TypeScript’s 53.0%.
What is the most used JavaScript framework?
Node.js leads Stack Overflow’s 2026 web framework question at 46.4% of 10,281 respondents, followed by React at 41.5%. Both stood higher in 2025, at 48.7% and 44.7%.
How many people took the State of JS 2025 survey?
13,002 people responded between September 24 and November 2025. Individual questions drew fewer answers, such as 10,934 for the TypeScript time-split question.
