LEGO Trafalgar Square (21045-1) is a 2019 set from the Architecture theme with 1197 pieces.
Why collectors care
Trafalgar Square (21045-1) is part of the LEGO collecting graph through Architecture from 2019, with 1,197 pcs. LEGO collectors usually browse by theme, set number, release era, and display value, so this page keeps those paths close.
Collector summary
Decide where this fits.
Trafalgar Square is a lego collectible connected to LEGO and Architecture. Useful collector signals include release year 2019, set number 21045-1, and 1,197 pcs. Architecture has 51 catalogued releases on GrailHub, making this page a route into completion, variants, and nearby objects.
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Collector notes
Trafalgar Square (21045-1) is a LEGO Architecture release from 2019 with 1,197 pcs. GrailHub tracks it as part of the LEGO collecting lane, where set number, theme, release year, piece count, and display appeal all help collectors understand how the set fits on a shelf.
LEGO collectors often browse by theme first, so this page links back into Architecture, LEGO, and related LEGO objects. Use those links to compare nearby releases, find other display sets, or move from a single set into the wider theme.
Related LEGO entries currently connected to this object include New York City – The Big Apple, Paris - City of Love, and Sagrada Família. These links make it easier to keep exploring without jumping back to a generic search page.
Series context
Architecture
Architecture groups related lego entries from LEGO, so collectors can move from this object into nearby releases instead of treating it as a standalone record.
- Catalogued here
- 51 objects
- Release span
- 2008-2026
Nearby in this lane
Collection tracking
Start tracking Architecture
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Owned
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Wanted
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Complete
Quick facts
- Set number
- 21045-1
- Release year
- 2019
- Piece count
- 1,197 pcs
- Theme / series
- Architecture
- Brand
- LEGO
- Category
- LEGO
Market snapshot
BrickEconomy valuation
- Retail price
- $79.99
- New/sealed value
- $116.44
- Used value
- $62.12
- Annual growth
- 2.0%
- 12-month growth
- 3.3%
- 2-year forecast
- $132.00
- 5-year forecast
- $154.91
Market data from BrickEconomy · Last updated Jul 22, 2026
Market data is informational and may be incomplete. GrailHub is not a marketplace or appraisal service.
Lifecycle
Retired
Released
Aug 2, 2019
Retired
Jan 25, 2022
Availability
Retail
Original retail prices
EAN
5702016368321
UPC
673419302487
Recent new/sealed events
Recent used events
Data source
- Source
- Rebrickable
- Source ID
- 21045-1
- Source URL
- View on Rebrickable
LEGO catalogue data provided by Rebrickable.
Related objects
More from Architecture
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