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

National Bank of Romania Bulgarian Lev rate

1 BGN = 2.6068 RON +0.04%

Published Wednesday, 31 December 2025 as the reference exchange rates of the leu.

1 RON = 0.383612 BGN

BGN to RON over the last year

2.552.5752.602.625Mar ’25May ’25Jul ’25Sep ’25Nov ’25
52-week high
2.6189
52-week low
2.5425
52-week average
2.5785
Change over the year
+2.48%

Yearly averages

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

YearAverageHighLowPublications
2025 2.5785 2.6189 2.5425 248
2024 2.5434 2.5449 2.5388 252
2023 2.5290 2.5454 2.4980 248
2022 2.5213 2.5305 2.4652 251
2021 2.5159 2.5306 2.4895 254
2020 2.4734 2.4926 2.4359 251
2019 2.4263 2.4444 2.3844 251
2018 2.3793 2.3875 2.3625 249
2017 2.3356 2.3825 2.2951 249
2016 2.2957 2.3218 2.2724 254
2015 2.2725 2.3203 2.2479 253
2014 2.2722 2.3237 2.2418 252
2013 2.2592 2.3282 2.2023 253
2012 2.2790 2.3766 2.2098 252
2011 2.1667 2.2303 2.0828 255
2010 2.1531 2.2338 2.0786 257
2009 2.1667 2.2050 2.0601 254
2008 1.8820 2.0434 1.7751 255
2007 1.8043 1.8458 1.7728 18

This rate via API

The National Bank of Romania BGN rate for any day since 3 December 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=bnr -d base_currency=BGN \
  -d currencies=RON -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=bnr -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 Romania BGN rate today?

On 31 December 2025 the National Bank of Romania published 1 BGN = 2.6068 RON (1 RON = 0.383612 BGN).

What was the average BGN rate in 2025?

The average of the 248 publications in 2025 is 1 BGN = 2.5785 RON, 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.