1981 1. deild karla

The 1981 season of 1. deild karla was the 27th season of second-tier football in Iceland.

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Promotion or relegation
1	Keflavík (C, P)	18	13	2	3	38	12	+26	28	Promoted to 1982 Úrvalsdeild
2	ÍBÍ (P)	18	12	3	3	34	18	+16	27	Promoted to 1982 Úrvalsdeild
3	Þróttur R.	18	7	7	4	22	13	+9	21
4	Reynir S.	18	8	5	5	20	16	+4	21
5	Fylkir	18	8	3	7	23	18	+5	19
6	Völsungur	18	6	5	7	21	20	+1	17
7	Skallagrímur	18	5	5	8	20	21	−1	15
8	Þróttur N.	18	4	6	8	16	23	−7	13^[a]
9	Selfoss (R)	18	3	3	12	10	36	−26	9	Relegated to 1982 2. deild
10	Haukar (R)	18	2	5	11	19	46	−27	9	Relegated to 1982 2. deild

Top scorers