What are the most popular k-12 student information systems in 2026?

The most popular K–12 student information systems (SIS) in 2026 are led by **PowerSchool**, **Infinite Campus**, **FACTS SIS**, **Skyward**, **Gradelink**, and a cluster of other widely adopted platforms such as **Aeries**, **Synergy (Edupoint)**, and **AdminPlus**.[1][2][3][4][5][7]

Below is a synthesis combining **market share data**, **implementation trends**, and **2026 “top SIS” rankings**.

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### 1. Clear market-share leaders (especially in North America)

These products have the largest documented K–12 footprint by district/organization count.

- **PowerSchool SIS**

- Holds the largest K–12 SIS market share, with about **23% of U.S. districts** as of late 2023, significantly ahead of other vendors.[2]

- Identified as “one of the most widely used SIS platforms in the U.S.” in 2026 buyer guides.[1]

- Consistently appears at or near the top of “best K–12 SIS” lists in 2026.[1][3][4][7]

- **FACTS SIS**

- Second-largest market share in K–12 by late 2023 at **13% of districts** overall, and heavily used by private/independent schools.[2]

- Noted in ListEdTech’s market analysis as gaining share since 2022 and being chosen over 40% of the time in its segment (mostly non‑public institutions).[2]

- Listed as a popular K–12 SIS on G2 in 2026.[3]

- **Infinite Campus**

- Third in K–12 market share at **about 9% of districts** in 2023.[2]

- Described as “another widely used platform” in 2026 SIS guides.[1]

- Featured as a top K–12 SIS on multiple 2026 ranking sites and review platforms.[3][4][5]

- **Skyward Student Management Suite**

- Frequently cited as a leading K–12 SIS, particularly among U.S. public school districts.[3][5][7]

- Appears on 2026 “best K–12 SIS” lists (e.g., Jotform, G2).[3][7]

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### 2. Highly popular in reviews and “best of 2026” lists

These systems may have smaller overall market share than the big three, but they appear consistently in 2026 rankings and review aggregators, and are popular among specific segments (often private, charter, or smaller districts).

- **Gradelink**

- Rated very highly by users in 2026 (4.7/5 on G2) and listed as a popular K–12 SIS product.[3]

- Included in 2026 “Top K–12 SIS” rankings (SoftwareReviews, Jotform).[4][7]

- **Aeries**

- Prominent especially among districts in California and some other U.S. regions (inferred by widespread adoption; Jotform lists it among the top 10 K–12 SIS for 2026).[7]

- Often appears in K–12 SIS comparisons and state/district tech stacks (noted in ranking lists).[7]

- **Edupoint Synergy SIS**

- Listed as a **top K–12 SIS for 2026** by SoftwareReviews.[4]

- Frequently used in medium/large districts seeking tightly integrated SIS, gradebook, and state reporting tools.[4]

- **AdminPlus SIS**

- Identified as a popular K–12 SIS with a solid user base in 2026 (noted on G2).[3]

- Common in private and parochial school settings.[3]

- **Alma**

- Included in “10 best K–12 student information systems for 2026.”[7]

- Often chosen by small to mid‑size schools for modern UI and integrated LMS‑style features.[7]

- **Focus School Software (Focus SIS)**

- Listed among the top 10 K–12 SIS for 2026.[7]

- Frequently used by districts that need strong state reporting and custom reporting.[7]

- **Teachmint**

- Appears in 2026 “top 10 K–12 SIS” lists.[7]

- More prominent in international markets and schools wanting combined SIS + classroom/communication tools.[7]

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### 3. Emerging / “modern” SIS platforms

- **EduSchool (and similar modern SIS platforms)**

- 2026 guides note the rise of new-generation SIS like **EduSchool**, which emphasize **intuitive dashboards**, **real-time analytics**, and **simplified reporting** to address pain points of older systems.[1]

- While not yet at the market-share level of PowerSchool/Infinite Campus, they are increasingly shortlisted in new adoptions and replacements.[1]

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### 4. How “most popular” differs by segment

Based on market share and 2026 reviews:

- **Public school districts (U.S.)**

- Dominated by **PowerSchool**, **Infinite Campus**, **Skyward**, **Aeries**, and **Synergy**.[1][2][4][7]

- **Private / independent / faith-based schools**

- Strong presence of **FACTS SIS**, **Gradelink**, **AdminPlus**, **Alma**, and sometimes **PowerSchool**.[2][3][7]

- **International K–12**

- More fragmented; platforms like **PowerSchool**, **Teachmint**, **Alma**, and other cloud-native SIS are relatively more visible.[3][7]

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### 5. Short list: most widely recognized K–12 SIS in 2026

If you need a concise vendor shortlist that covers the bulk of the 2026 K–12 SIS landscape, it would be:

- **PowerSchool SIS**[1][2][3][4][7]

- **FACTS SIS**[2][3]

- **Infinite Campus**[1][2][3][4][5]

- **Skyward Student Management Suite**[3][5][7]

- **Gradelink**[3][4][7]

- **Aeries**[7]

- **Edupoint Synergy SIS**[4]

- **AdminPlus SIS**[3]

- **Alma**[7]

- **Focus SIS**[7]

- **Teachmint**[7]

If you share your region (e.g., U.S. public district vs. private school vs. international), I can narrow this down to the most relevant “top 3–5” for your specific context and suggest comparison criteria.