LEGO Locomotive Black Bricks 3745-1
LEGO Locomotive Black Bricks (3745-1) is estimated at about $42 sealed as of Sep 2026 (retail $7). Retired · 106 pieces · 2001 Trains.
- Set number
- 3745-1
- Theme
- Trains
- Subtheme
- 9V
- Year
- 2001
- Pieces
- 106
- Minifigures
- 0
- RRP
- $7
- Market value
- $42 (Estimate, Sep 2026)
- Retirement
- Retired
Locomotive Black Bricks value by year
From $19 in 2016 to $42 (Estimate, Sep 2026): +121%. Its highest year was 2026, at $45.
| Year | Value | Change |
|---|---|---|
| Estimate, Sep 2026 | $42 | −2.8% |
| 2026 (so far) | $45 | +4.4% |
| 2025 | $44 | +4.4% |
| 2024 | $42 | +1.7% |
| 2023 | $41 | −2.1% |
| 2022 | $42 | +12.0% |
| 2021 | $37 | +5.5% |
| 2020 | $35 | +4.9% |
| 2019 | $34 | +4.3% |
| 2018 | $32 | +5.4% |
| 2017 | $31 | +60.1% |
| 2016 | $19 | — |
Median of each year's market prices, sealed, in US dollars.
Frequently asked questions
How much is LEGO Locomotive Black Bricks (3745-1) worth?
LEGO Locomotive Black Bricks is worth approximately $42 on the secondary market today, based on current listings and completed sales. BrickStats updates this value daily.
Is LEGO Locomotive Black Bricks retired?
Yes — Locomotive Black Bricks (3745-1) has been retired by LEGO and is no longer in production. Retired sets have fixed supply, which is why their prices are driven purely by the resale market.
Has LEGO Locomotive Black Bricks gone up in value?
Yes. Locomotive Black Bricks launched at $7 and now trades around $42, an increase of 504.3%. See the price history chart for how it got there.
What is the price per piece for Locomotive Black Bricks?
At its $7 retail price across 106 pieces, Locomotive Black Bricks works out to about $0.066 per piece. Collectors often use price per piece to judge whether a set is good value.
Is LEGO Locomotive Black Bricks a good investment?
Locomotive Black Bricks currently trades 504.3% above its $7 retail price, and it is retired, so no new supply is entering the market. Past performance is not a prediction — condition, packaging and how long you hold all affect what a set actually sells for. BrickStats reports the numbers rather than giving investment advice.
Why is LEGO Locomotive Black Bricks so expensive?
Locomotive Black Bricks was released in 2001 and has since retired. Once LEGO stops producing a set, the only supply is what is already in circulation, so sealed copies in good condition compete for a shrinking pool of stock. That scarcity, not the parts, is what moves the price.