# Sources: Conley to Celtics, becomes 14th to reach 20 NBA seasons

> **Newsylist Open Intelligence Dossier** · First detected: 2026-07-01 15:25 UTC · Category: Sports · Sources: 11 · Current Velocity: 13.27

## Executive Summary
Veteran guard Mike Conley is joining the Boston Celtics, marking his 20th season in the NBA.

## Intelligence Brief
Mike Conley has agreed to a deal with the Boston Celtics, departing the Timberwolves in free agency. According to The New York Times, the agreement is for a one-year deal.


Coverage from ESPN, NBA.com, and the Star Tribune emphasizes Conley's longevity, noting he is among the few players to reach 20 NBA seasons. While ESPN reports he is the 14th to do so, another ESPN headline lists him as the 12th.


Future developments will center on the integration of the veteran guard into the Celtics roster following the signing.

## Verified Facts & Key Claims
### Which team did Mike Conley leave?
Conley left the Timberwolves.

### How long is Conley's contract with the Celtics?
The New York Times reports it is a one-year deal.

### What milestone did Conley reach with this move?
He has reached 20 NBA seasons.

## Key People, Organizations & Locations
NBA, Celtics, Timberwolves, Sources Conley, Mike Conley, Reports Mike Conley Celtics, Celtics Source

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| www.espn.com | Sources: Conley to C's, 12th to reach 20 seasons | 2026-07-01 17:58 | [Source Link](https://www.espn.com/nba/story/_/id/49236921/conley-celtics-becomes-12th-reach-20-nba-seasons) |
| 247Sports | Mike Conley signs free agent contract with the Boston Celtics | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMi2wFBVV95cUxPVzhmTzhHUGUxMXgzTDhZcXZ1WjJIUUVhSUZsczJxVXJoVDdUZE9rTl92Vzg4TWlNTERhV3hZWUt6THNIaG1Oa0FIZk4ybFdDX25uRDMxS0E1ckg2R0Z3QjhBQ0taejhaMmJUYmQ5VVJvbGxiNmNqd2pBekgwcHdZdllJd291aXN6S2pzb29WSVJCZjhYb2dPby15ODdSRTNBQm9yd2liekNrQzhIVHhWakI2YTQ3MFpaSWdVQm5oLXJESUdKM09DWlBtNV95UnNlbGVoSzFaeUdXcEk?oc=5) |
| Audacy | Why the Mike Conley signing makes sense for the Celtics | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMinwFBVV95cUxPTWp1VVJybFRxSEpMbDRsYlBvSmxtbVhlS3JPbVRPcnV1SmF3N3V2Z3VLSl9lX0stcVk1N1cteTZoRG9NdGhSNldsZ3hQcjk2ZHVJaF9mSW92Wk13Y0JZQzNsNkd2eUpyQU1wS01DMW1hRGlPZkxvWkNHX2ticnhjWTc2dU5ndlZOekMwUm9iV0MwVURrQV8yazl5T2FGQlE?oc=5) |
| NBC Sports Boston | Forsberg: What Mike Conley, Mitchell Robinson will bring to Celtics | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMisgFBVV95cUxNaEFTSHNGSFZpMjRVRVRIR0x6XzVlR3BwMWIxckltMnFmbXFDRkw4RWQ0eDlVNjhGRy1VdjFGUzJsMDJna3VGQjVpZXFRX0xDSEdQUDFZUTVYRzd1bGd2Si1DQ2hNeFRSTmpnOXdnNFNLaEotN01RdjlOSWZnNDNOQkdwUnVnbDhhYWEtQnhsSVNlc1BZRlF5Z2lzNWxFcG90cE5rcXhJeGhBN21oWXVlQzFB0gG6AUFVX3lxTFBQcTZweFJpajZfWWttak04SVBBRDVzZUI3am1tN3hUbUdBbFFOeG9IbmVKQ2Frak9QLWladFR0QmZGeDZQRWdBQXV5LXBlUTJ0LWpXUDFfUXV1bU5NN29wSnZWYlN5bmtUcVpGV0tNWXg2WWtGa2dXZHpyMkR3N0dpcnZVTmx4eDVkWEwtMnNlUHpZbkhkem1ETEN2WkRIdG4) |
| Yahoo Sports | Forsberg: What Mike Conley, Mitchell Robinson will bring to Celtics | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMikAFBVV95cUxOMmhvXzk4bVhxem9vNG91dUZpLTk0bk9SbzFPQWVLSFExSm12dENWTnJmUFhlYTlDZWFWVjJab1UyUDJ1emx4dkdGYVFVdEs0ZXNLSElCZ3RndFBVNkh6VDlOWGo3dmdZRDZ4TzF0Z2pNTlZrNXNiSnQ5RmV3SGszVkZWeWtRT0kxVnQ0NzZHaUg?oc=5) |
| Pioneer Press | Why Mike Conley chose the Celtics over the Timberwolves | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMikAFBVV95cUxOUm1HTUhVRld0eGxHRUtpNFpHczlfdElaSGg0TmRJNTJ1V1BOWGNCYkkxbnV5MGhRUElRTElXOTV2YkFvb0ZnMmtwajhUMWZRWlRRNFVQVHB0OEhUaTJsZkxqeXRReVF1NVhuc0FvcG1qSk9lZlM1c3VHb0xqMXN3TTNobS12MHdSdEJhVTZ6TWg?oc=5) |
| Yahoo Sports | Former Grizzlies star Mike Conley signs with Celtics for 20th NBA season, per reports | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMiigFBVV95cUxNNmRVU1FLR05EVm41Vm5vX3B5VzhkSzk5aVdiN2N3U3IzaGM4WHctLXVuUUZiXzhRbE1EdHg5blJ4ZXM5andnb20zdkItWGNUSi05NnZhRjhPTUF0UDMya2hqNFlxMk1fclBmMFhNSjJ1OWlTMXBNVjdpMi1rR19IaU10VGxsS2dlVUE?oc=5) |
| NBA.com | Reports: Mike Conley, Celtics agree to deal | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMiY0FVX3lxTE52ZlhEcUM3UlF5QVNYTkNIRHdhNTRqdlpsYmwwRGxsV3VPNTF3amRGeHVnc29RQUZwNndWaWtwUGVNQjMxVHREbzFydHRYUEpSYy1adkVIbGR1elk4QWN0TTE1MA?oc=5) |
| CelticsBlog | The Celtics just signed a new player, and it’s a brilliant move | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMijwFBVV95cUxOZnJkS1AtMWlqeTE5R1Y4aGd6Mk44NEpSbGdlanJsR01NaV9NdlFNUWtHSUdIYlMwVFktT2IybTZRZFFnT2RSeDdJeGFCNnRuSnM0QkYxcE1EdnhxRTdaMk9TUEJ6OGp0NDZ5THRBaHNKUWNlUG5WN3VXd0wxNGd2YWVFOUs0WGd1dGcydmFzZw?oc=5) |
| Star Tribune | Timberwolves lose veteran guard Mike Conley to Celtics in free agency | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMiogFBVV95cUxQQXVxZlBQNW0wcC1BTkhIazhkUjlocG9rRmlJWGdCYTBOd1JIbk4tWUdjeC0xOU9YWjhTb29LRkpCYjR3dTZnUWswd1EwZXpEdVZsZ0pHZW1KN1drT2NNb3htUXE1eURZZkc2UWxZSUtUS1lOMGxSTk5aYnAtRGVNbkd1c0x6YkVKSy02b1UySXFHQjlPZERTZ0JQMmJBLWlVR0E?oc=5) |
| The New York Times | Mike Conley to sign one-year deal with Celtics: Source | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMijgFBVV95cUxNRDZEeVF1bndZdy1MV1U2RkZBb3ZNZFVEWXVYZTFIbnlBaGVnMVc4MmpoeEw0SURLMTJlZ0ZLRGpnQ0dBR3BPYk1UT3F5d0U1b3V5Y2JDMExXODJPX3FQemlobmZTSjlWTm1UdDJHangxenBFUVVLWS1uZm9aM3hpWmk0SVV5REZCUkZUdHhn?oc=5) |
| ESPN | Sources: Conley to Celtics, becomes 14th to reach 20 NBA seasons | 2026-07-01 14:58 | [Source Link](https://news.google.com/rss/articles/CBMimAFBVV95cUxQc3Qwd3BHTUZYcWtYOHhCOUxBcFVfbnBpWmJ4MnhrVi1VemxHTzlEZ2prWkJDS2xMcWp5VkRXYlhYbGZVWWZyWWU4dGY2UE1idk92MWdScDlBZjZ3aE1mak54Rk8tSTRNdE9tZ0I0enQ4aWVocWpXWXJrdnYyN3U4dGFnaHRtMFBLMTBOTk1tNmdpYjItTEh1WA?oc=5) |

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*Canonical Source: https://www.newsylist.com/trend/2026-07-01/sources-conley-to-celtics-becomes-14th-to-reach-20-nba-seasons*
*Synthesized by Newsylist Open Intelligence Engine under E-E-A-T journalistic standards.*