Mareep

HeartGold Collection · #31/70 · Common · 2009JPN

$20.00
Market price ▲ 0.0% (1Y)
Prices as of Aug 14, 2026
79graded pop
58%gem rate
3.8×PSA 10 vs raw
-9%off ATH $3.99 · Jun 2026
+$13.87EV to grade — marginal
Market data

Price history

1st Edition · Mirror Holofoil▲ 0.0% 7d
Low $20.00Mid $20.00High $20.00

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Graded market

Graded values

PSA 10 report →updated 2026-08-13
Grade 6 est.$3.47
Grade 5 est.$2.92
Grade 4 est.$2.41
Grade 3 est.$2.01
Grade 2 est.$1.64
Grade 1 est.$1.39

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$95.00

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-08-02

PSA69 graded · 41 gem 10
CGC10 graded · 5 gem 10

Population data from PriceCharting, updated monthly.

How much is Mareep #31/70 worth?

A raw copy of Mareep #31/70 (HeartGold Collection, 2009) is worth about $20.00 right now, based on the latest market data from August 14, 2026.

Grading changes the math on this one: a PSA 10 is valued around $95.00, roughly 4.8x the raw price, while a PSA 9 sits near $33.00. 69 copies have been graded to date, and 59% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting HeartGold Collection?Full master set guide — every card, chase list, and completion cost→

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