# 2023 3. deild karla

The 2023 3. deild karla (English: Men's Third Division) was the 69th season of fourth-tier Icelandic football. The season began on 4 May 2023 and finished on 16 September 2023.
Twelve teams contested the league. The title winners (Reynir) and runners-up (Hvöt Blönduós) were promoted to the 2024 2. deild karla. The bottom two teams (KFS and Ymir) were relegated to the 2024 4. deild karla.

## Teams
### Team changes

| Promoted from 2022 4. deild karla | Promoted to 2023 2. deild karla | Relegated from 2022 2. deild karla | Relegated to 2023 4. deild karla |
| Arbær Hvíti Riddarinn Ýmir | Dalvík/Reynir KFG Sindri | Magni Reynir | KH Vængir Júpiters |

### Stadia and locations

| Team | Location | Stadium |
| Arbær | Reykjavík (Árbær) | Fylkisvöllur |
| Augnablik | Kópavogur | Kópavogsvöllur |
| Ellíði | Reykjavík (Árbær) | Würth völlurinn |
| Hvíti Riddarinn | Mosfellsbær | Varmárvöllur |
| Hvöt Blönduós | Blönduós | Blönduósvöllur |
| ÍH | Hafnarfjörður | Skessan |
| Kári | Akranes | Akraneshöllin |
| KFS | Vestmannaeyjar | Týsvöllur |
| Magni | Grenivík | Grenivíkurvöllur |
| Reynir | Sandgerði | Brons-völlurinn |
| Víðir | Garður | Nesfisk-völlurinn |
| Ýmir | Kópavogur | Kórinn |

## League table

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
| 1 | Reynir (C, P) | 22 | 15 | 2 | 5 | 61 | 30 | +31 | 47 | Promotion to 2. deild karla |
| 2 | Hvöt Blönduós (P) | 22 | 14 | 3 | 5 | 49 | 27 | +22 | 45 | Promotion to 2. deild karla |
| 3 | Arbær | 22 | 13 | 3 | 6 | 53 | 37 | +16 | 42 | |
| 4 | Víðir | 22 | 13 | 2 | 7 | 40 | 29 | +11 | 41 | |
| 5 | Kári | 22 | 9 | 5 | 8 | 38 | 36 | +2 | 32 | |
| 6 | Augnablik | 22 | 9 | 4 | 9 | 34 | 33 | +1 | 31 | |
| 7 | Magni | 22 | 7 | 7 | 8 | 42 | 39 | +3 | 28 | |
| 8 | Ellíði | 22 | 8 | 3 | 11 | 44 | 49 | −5 | 27 | |
| 9 | Hvíti Riddarinn | 22 | 7 | 2 | 13 | 30 | 47 | −17 | 23 | |
| 10 | ÍH | 22 | 5 | 6 | 11 | 44 | 58 | −14 | 21 | |
| 11 | KFS (R) | 22 | 6 | 3 | 13 | 25 | 48 | −23 | 21 | Relegation to 4. deild karla |
| 12 | Ýmir (R) | 22 | 4 | 4 | 14 | 34 | 61 | −27 | 16 | Relegation to 4. deild karla |

### Results

Each team played each other twice (22 matches each), once at home and once away.
| Home \ Away | ARB | AUG | ELL | HVÍ | HVÓ | ÍH | KÁR | KFS | MAG | REY | VÍÓ | ÝMI |
| Arbær | — | 1–1 | 3–2 | 4–0 | 1–3 | 7–1 | 2–1 | 2–1 | 3–3 | 1–4 | 3–2 | 3–1 |
| Augnablik | 1–0 | — | 4–1 | 4–2 | 2–1 | 1–2 | 1–2 | 0–1 | 4–1 | 2–1 | 1–0 | 2–3 |
| Ellíði | 2–3 | 2–2 | — | 2–4 | 1–2 | 3–3 | 1–3 | 2–2 | 1–4 | 2–1 | 2–1 | 6–2 |
| Hvíti Riddarinn | 1–2 | 1–2 | 1–2 | — | 1–0 | 1–5 | 2–1 | 1–0 | 3–1 | 0–4 | 1–2 | 2–1 |
| Hvöt Blönduós | 3–2 | 3–0 | 1–3 | 2–0 | — | 5–0 | 4–2 | 3–1 | 2–1 | 0–0 | 3–2 | 7–0 |
| ÍH | 2–2 | 2–2 | 3–2 | 3–2 | 1–2 | — | 1–1 | 5–0 | 0–3 | 1–2 | 2–3 | 4–4 |
| Kári | 1–0 | 1–2 | 2–3 | 2–1 | 1–1 | 4–1 | — | 1–1 | 2–0 | 4–3 | 2–3 | 2–1 |
| KFS | 0–5 | 3–1 | 0–3 | 0–2 | 1–2 | 2–0 | 1–0 | — | 2–2 | 0–1 | 0–3 | 4–0 |
| Magni | 3–0 | 1–0 | 1–2 | 2–2 | 2–2 | 2–2 | 3–3 | 6–2 | — | 1–3 | 0–1 | 3–2 |
| Reynir | 2–3 | 2–1 | 4–1 | 4–1 | 3–2 | 4–2 | 4–1 | 6–1 | 2–1 | — | 1–1 | 5–1 |
| Víðir | 2–4 | 2–0 | 1–0 | 3–1 | 3–0 | 2–1 | 0–1 | 2–1 | 1–1 | 1–0 | — | 4–1 |
| Ýmir | 1–2 | 1–1 | 2–1 | 1–1 | 0–1 | 4–3 | 1–1 | 1–2 | 0–1 | 3–5 | 4–1 | — |