Banksy Index

2003 · Unsigned · Edition of 600 · Screenprint in colors

Toxic Mary, unsigned Banksy print

unsigned

Value, Sep 2026

£11,827

Likely £10,054 to £13,913

12 months

+0.6%

5 years

−60.3%

From Feb 2021 peak

−70.2%

£39,752

An estimate from public auction results for a genuine print with a Pest Control certificate. Condition, edition number and provenance move a single print within its range. Not an appraisal, an offer or advice. How it works

Our value, with every sale marked. Hollow marks are artist's proofs.

Results

40 sales on record, from 2020 to 2026.

Medium
Screenprint in colors on wove paper
Size
70×50 cm (27 1/2 x 19 3/4 inches)
Publisher
Pictures on Walls, London
AlsoToxic Mary, signed£22,507 →
DateHousePrice
15 Jul 2026Forum Auctions£12,228
17 Mar 2026Tate Ward£8,040
10 Dec 2025Tate Ward£9,380
15 Oct 2025Forum Auctions£11,868
24 Sep 2025Sotheby's£10,885
25 Jun 2025Tate Ward£10,720
15 May 2025Tate Ward£14,740
19 Mar 2025Tate Ward£11,390
5 Mar 2025Forum Auctions£13,400
29 Oct 2024Forum Auctions£11,475
19 Sep 2024Phillips£13,600
7 Jun 2024Phillips£21,824
24 May 2023Forum Auctions£18,760
20 Apr 2023Sotheby's£14,960
14 Mar 2023Christie's£21,000
17 Aug 2022Sotheby's£22,950
26 Apr 2022Sotheby's£29,700
15 Mar 2022Christie's£24,300
4 Mar 2022Phillips£40,500
11 Nov 2021Bonhams£53,600
20 Oct 2021Forum Auctions£29,480
17 Sep 2021Sotheby's£32,400
13 Jul 2021Forum Auctions£30,820
25 May 2021Hessink's£43,170
24 Apr 2021SBI Art Auction£33,800
13 Apr 2021Sotheby's£43,200
18 Mar 2021Sotheby's£94,500
25 Feb 2021Bonhams£33,800
10 Feb 2021Christie's£32,871
27 Jan 2021Forum Auctions£40,200
9 Dec 2020Bonhams£42,880
9 Dec 2020Tate Ward£33,500
7 Dec 2020Forum Auctions£40,200
17 Nov 2020International Art Centre£38,200
14 Oct 2020Tate Ward£36,180
4 Sep 2020Forum Auctions£29,480
21 Jul 2020Forum Auctions£20,100
24 Jun 2020Tate Ward£17,420
26 Mar 2020Sotheby's£13,400
25 Mar 2020Tate Ward£13,400

Questions

How much is a unsigned Banksy Toxic Mary worth?+

We value a unsigned Toxic Mary at £11,827 as of Sep 2026, with most sales likely between £10,054 and £13,913. The value is drawn from 40 auction results, adjusted for how the whole Banksy print market has moved since each sale. Condition, the certificate and the edition number move a single print within that range.

When did a unsigned Toxic Mary last sell at auction?+

The most recent result on record is £12,228 at Forum Auctions on 15 Jul 2026, all in, including buyer's premium and fees.

What is the highest price paid for a unsigned Toxic Mary?+

The highest result on record for the regular edition is £94,500, at Sotheby's in Mar 2021. Our value peaked at £39,752 in Feb 2021 and is −70.2% from that peak today.

How many unsigned Toxic Mary prints are there?+

The unsigned edition of Toxic Mary is 600 prints. It was released in 2003 by Pictures on Walls.

Does a Toxic Mary need a Pest Control certificate?+

The major auction houses only offer Banksy prints with a certificate from Pest Control Office, the artist's authentication body. Without one, a print cannot be sold through them, and the results here will not reflect its value.

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