Opinion Poll by Lord Ashcroft, 7–19 April 2021

Voting Intentions | Seats | Coalitions | Technical Information

Voting Intentions

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Confidence Intervals

Party Last Result Poll Result 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Scottish National Party 41.7% 42.0% 40.6–43.4% 40.2–43.8% 39.9–44.2% 39.2–44.9%
Scottish Conservative & Unionist Party 22.9% 22.0% 20.9–23.2% 20.5–23.6% 20.3–23.9% 19.7–24.5%
Scottish Labour 19.1% 16.0% 15.0–17.1% 14.7–17.4% 14.5–17.7% 14.0–18.2%
Scottish Greens 6.6% 9.0% 8.2–9.9% 8.0–10.2% 7.8–10.4% 7.5–10.8%
Scottish Liberal Democrats 5.2% 7.0% 6.3–7.8% 6.1–8.0% 6.0–8.2% 5.6–8.6%
Alba Party 0.0% 2.0% 1.6–2.5% 1.5–2.6% 1.4–2.7% 1.3–2.9%
Reform UK 0.0% 2.0% 1.6–2.5% 1.5–2.6% 1.4–2.7% 1.3–2.9%

Note: The poll result column reflects the actual value used in the calculations. Published results may vary slightly, and in addition be rounded to fewer digits.

Seats

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Graph with seating plan not yet produced

Confidence Intervals

Party Last Result Median 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Scottish National Party 63 65 64–67 63–68 63–69 61–70
Scottish Conservative & Unionist Party 31 27 26–31 26–31 26–32 25–32
Scottish Labour 24 18 17–21 17–22 17–22 17–23
Scottish Greens 6 10 10 10 10–11 9–12
Scottish Liberal Democrats 5 6 5–8 5–8 5–8 5–8
Alba Party 0 0 0 0 0 0
Reform UK 0 0 0 0 0 0

Scottish National Party

For a full overview of the results for this party, see the Scottish National Party page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
60 0.1% 100%  
61 0.5% 99.9%  
62 1.0% 99.5%  
63 5% 98% Last Result
64 10% 94%  
65 44% 84% Median, Majority
66 12% 40%  
67 20% 28%  
68 3% 8%  
69 4% 5%  
70 1.1% 1.1%  
71 0% 0.1%  
72 0% 0%  

Scottish Conservative & Unionist Party

For a full overview of the results for this party, see the Scottish Conservative & Unionist Party page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
23 0.1% 100%  
24 0.2% 99.9%  
25 2% 99.6%  
26 25% 98%  
27 29% 73% Median
28 16% 44%  
29 4% 28%  
30 9% 24%  
31 12% 15% Last Result
32 3% 3%  
33 0.4% 0.4%  
34 0% 0%  

Scottish Labour

For a full overview of the results for this party, see the Scottish Labour page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
16 0.1% 100%  
17 21% 99.9%  
18 35% 79% Median
19 8% 45%  
20 11% 37%  
21 18% 26%  
22 7% 8%  
23 0.8% 0.9%  
24 0.1% 0.1% Last Result
25 0% 0%  

Scottish Greens

For a full overview of the results for this party, see the Scottish Greens page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
6 0.1% 100% Last Result
7 0% 99.9%  
8 0.2% 99.9%  
9 0.3% 99.7%  
10 94% 99.4% Median
11 4% 5%  
12 1.0% 1.2%  
13 0.3% 0.3%  
14 0% 0%  

Scottish Liberal Democrats

For a full overview of the results for this party, see the Scottish Liberal Democrats page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
5 10% 100% Last Result
6 47% 90% Median
7 19% 43%  
8 24% 24%  
9 0.2% 0.3%  
10 0% 0.1%  
11 0.1% 0.1%  
12 0% 0%  

Alba Party

For a full overview of the results for this party, see the Alba Party page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
0 100% 100% Last Result, Median

Reform UK

For a full overview of the results for this party, see the Reform UK page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
0 100% 100% Last Result, Median

Coalitions

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Confidence Intervals

Coalition Last Result Median Majority? 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Scottish National Party – Scottish Greens – Alba Party 69 75 100% 74–77 73–79 73–79 72–80
Scottish National Party – Scottish Greens 69 75 100% 74–77 73–79 73–79 72–80
Scottish National Party – Alba Party 63 65 84% 64–67 63–68 63–69 61–70
Scottish National Party 63 65 84% 64–67 63–68 63–69 61–70
Scottish Conservative & Unionist Party – Scottish Labour – Scottish Liberal Democrats 60 54 0% 52–55 50–56 50–56 49–57
Scottish Conservative & Unionist Party – Scottish Labour 55 47 0% 44–49 44–49 44–50 43–51
Scottish Labour – Scottish Greens – Scottish Liberal Democrats 35 36 0% 33–38 33–38 33–39 32–40
Scottish Conservative & Unionist Party – Scottish Liberal Democrats 36 34 0% 33–37 32–37 32–38 31–39
Scottish Labour – Scottish Liberal Democrats 29 25 0% 23–28 23–28 22–29 22–30

Scottish National Party – Scottish Greens – Alba Party

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Number of Seats Probability Accumulated Special Marks
69 0% 100% Last Result
70 0.1% 100%  
71 0.3% 99.9%  
72 1.0% 99.6%  
73 4% 98.6%  
74 10% 95%  
75 44% 84% Median
76 11% 41%  
77 21% 30%  
78 3% 9%  
79 4% 5%  
80 1.2% 1.3%  
81 0.1% 0.1%  
82 0% 0%  

Scottish National Party – Scottish Greens

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
69 0% 100% Last Result
70 0.1% 100%  
71 0.3% 99.9%  
72 1.0% 99.6%  
73 4% 98.6%  
74 10% 95%  
75 44% 84% Median
76 11% 41%  
77 21% 30%  
78 3% 9%  
79 4% 5%  
80 1.2% 1.3%  
81 0.1% 0.1%  
82 0% 0%  

Scottish National Party – Alba Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
60 0.1% 100%  
61 0.5% 99.9%  
62 1.0% 99.5%  
63 5% 98% Last Result
64 10% 94%  
65 44% 84% Median, Majority
66 12% 40%  
67 20% 28%  
68 3% 8%  
69 4% 5%  
70 1.1% 1.1%  
71 0% 0.1%  
72 0% 0%  

Scottish National Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
60 0.1% 100%  
61 0.5% 99.9%  
62 1.0% 99.5%  
63 5% 98% Last Result
64 10% 94%  
65 44% 84% Median, Majority
66 12% 40%  
67 20% 28%  
68 3% 8%  
69 4% 5%  
70 1.1% 1.1%  
71 0% 0.1%  
72 0% 0%  

Scottish Conservative & Unionist Party – Scottish Labour – Scottish Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
48 0.1% 100%  
49 1.2% 99.9%  
50 4% 98.7%  
51 3% 95% Median
52 21% 91%  
53 11% 70%  
54 44% 59%  
55 10% 16%  
56 4% 5%  
57 1.0% 1.4%  
58 0.3% 0.4%  
59 0.1% 0.1%  
60 0% 0% Last Result

Scottish Conservative & Unionist Party – Scottish Labour

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
42 0.1% 100%  
43 1.4% 99.8%  
44 15% 98%  
45 7% 83% Median
46 21% 76%  
47 9% 55%  
48 28% 46%  
49 15% 18%  
50 1.2% 3%  
51 1.1% 1.4%  
52 0.2% 0.3%  
53 0.1% 0.1%  
54 0% 0%  
55 0% 0% Last Result

Scottish Labour – Scottish Greens – Scottish Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
32 2% 100%  
33 12% 98%  
34 19% 86% Median
35 16% 67% Last Result
36 16% 51%  
37 18% 35%  
38 14% 17%  
39 3% 4%  
40 0.6% 0.8%  
41 0.1% 0.2%  
42 0.1% 0.1%  
43 0% 0%  

Scottish Conservative & Unionist Party – Scottish Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
29 0.1% 100%  
30 0.2% 99.9%  
31 2% 99.7%  
32 6% 98%  
33 26% 92% Median
34 26% 66%  
35 13% 39%  
36 10% 26% Last Result
37 13% 16%  
38 2% 3%  
39 0.6% 0.7%  
40 0.1% 0.1%  
41 0% 0%  

Scottish Labour – Scottish Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
22 3% 100%  
23 12% 97%  
24 19% 85% Median
25 17% 66%  
26 14% 49%  
27 18% 35%  
28 14% 17%  
29 3% 3% Last Result
30 0.5% 0.6%  
31 0% 0%  

Technical Information

Opinion Poll

Calculations