1. Central bank exchange rates
  2. National Bank of Poland
  3. BGN

National Bank of Poland Bulgarian Lev rate

1 BGN = 2.1611 PLN −0.06%

Published Wednesday, 31 December 2025 as the average exchange rates (table A).

1 PLN = 0.462727 BGN

BGN to PLN over the last year

2.152.20Mar ’25May ’25Jul ’25Sep ’25Nov ’25
52-week high
2.2003
52-week low
2.1136
52-week average
2.1680
Change over the year
−0.94%

Yearly averages

The mean of each year’s publications, 1 BGN in PLN. Open a year for every daily rate and the monthly averages.

YearAverageHighLowPublications
2025 2.1680 2.2003 2.1136 251
2024 2.2019 2.2505 2.1729 252
2023 2.3231 2.4488 2.2012 251
2022 2.3967 2.5384 2.2946 252
2021 2.3350 2.4138 2.2773 254
2020 2.2727 2.3688 2.1617 255
2019 2.1980 2.2441 2.1682 251
2018 2.1790 2.2486 2.1180 252
2017 2.1772 2.2577 2.1326 251
2016 2.2311 2.3026 2.1656 252
2015 2.1394 2.2282 2.0361 254
2014 2.1395 2.2056 2.0962 252
2013 2.1463 2.2207 2.0795 251
2012 2.1399 2.3078 2.0690 252
2011 2.1063 2.3337 1.9635 252
2010 2.0421 2.1357 1.9611 255
2009 2.2130 2.5053 2.0028 255
2008 1.7961 2.1397 1.6374 254
2007 1.9165 1.9689 1.8252 186

This rate via API

The National Bank of Poland BGN rate for any day since 4 April 2007, or every publication in a range of up to a year, as JSON or CSV.

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/official \
  -G -d source=nbp -d base_currency=BGN \
  -d currencies=PLN -d date=2025-12-31 \
  -H "apikey: YOUR-API-KEY"

# every publication of 2025
curl https://api.currencyapi.com/v3/official/range \
  -G -d source=nbp -d currencies=BGN \
  -d date_from=2025-01-01 -d date_to=2025-12-31 \
  -H "apikey: YOUR-API-KEY"

Questions about this rate

What is the National Bank of Poland BGN rate today?

On 31 December 2025 the National Bank of Poland published 1 BGN = 2.1611 PLN (1 PLN = 0.462727 BGN).

What was the average BGN rate in 2025?

The average of the 251 publications in 2025 is 1 BGN = 2.16796 PLN, the simple mean of the daily rates.

Is this the rate I must use for tax or accounting?

That depends on your jurisdiction. Many rules name a specific bank and day, for example the rate published on the business day before the transaction. Use the date lookup in the API to get exactly the publication your rule asks for.