As of Aug 31, 2026

Bulgaria Sovereign Bond Yields

BG ·Bulgaria Government Bonds ·local currency ·Europe ·7 maturities

Delayed reference yields for Bulgaria Government Bonds (2Y, 10Y, 30Y, and more). Latest / live yield requires API access.

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2Y yield
2.90%
10Y yield
4.09%
30Y yield
—

Yields as of Aug 31, 2026 (previous month-end close — not live). Latest / live yield requires API access. · 2Y–10Y spread: 118.8 bps

Bulgaria yield curve

All maturities for BG
1Y
2Y
3Y
4Y
5Y
7Y
10Y
Bulgaria sovereign bond yields as of Aug 31, 2026 (delayed)
Maturity Reference (delayed) Latest
1Y 2.891%
2Y bench 2.902%
3Y 3.180%
4Y 3.327%
5Y 3.672%
7Y 4.462%
10Y bench 4.090%

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Latest / live yield requires API access

This page shows delayed month-end reference data only. Get an API key for current BG Bulgaria govies yields, spreads, and history.

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What are Bulgaria sovereign bonds?

Bulgaria sovereign bonds form the government yield curve for the Europe region and are used as a local risk-free rates benchmark. On Bonds API, ISO code BG identifies Bulgaria Government Bonds across available maturities.

This public page lists delayed reference yields as of Aug 31, 2026 (previous month-end close or the nearest prior trading day). The BG 10Y reference yield on that date was 4.09%. The 2Y–10Y spread was 118.8 basis points. Latest / live yield requires API access.

Developers use Bonds API to pull Bulgaria yields into risk systems, dashboards, and research workflows via REST JSON endpoints such as /latest, /curve, and /historical — with currency context local currency and policy backdrop from the Bulgaria central bank. Available tenors on the delayed curve include 1Y, 2Y, 3Y, 4Y, 5Y, 7Y, 10Y.

Market
Bulgaria Government Bonds
Currency
local currency
Central bank
Bulgaria central bank
Also known as
Bulgaria government bond yields, BG sovereign yields

API examples for BG

Use these endpoints to query Bulgaria Government Bonds with country=BG.

GET /latest

Docs →

Most recent Bulgaria bond yields.

curl "https://bonds-api.com/api/v1/latest?countries=BG&api_key=YOUR_API_KEY"

GET /curve

Docs →

Full sovereign yield curve for BG.

curl "https://bonds-api.com/api/v1/curve?country=BG&api_key=YOUR_API_KEY"

GET /historical

Docs →

Yield for a specific maturity and date.

curl "https://bonds-api.com/api/v1/historical?country=BG&maturity=10Y&date=2025-06-15&api_key=YOUR_API_KEY"

Frequently asked questions — BG

What is the Bulgaria (BG) sovereign bond yield curve? ▾
It is the set of interest rates on Bulgaria Government Bonds across maturities. Investors use the curve to price duration risk, compare credit spreads, and infer Bulgaria central bank policy expectations.
What is the BG 10Y bond yield shown on this page? ▾
The public reference 10Y yield for Bulgaria as of Aug 31, 2026 is 4.090%. This is delayed month-end data. Latest / live yield requires API access via Bonds API.
Are these Bulgaria yields live? ▾
No. Public country pages show delayed reference yields (previous month-end close). Latest / live yield requires API access with an API key.
Which maturities does Bonds API cover for BG? ▾
The delayed BG curve currently lists 7 maturities: 1Y, 2Y, 3Y, 4Y, 5Y, 7Y, 10Y. Not every country issues every tenor; API responses only include maturities that exist.
How do I get the latest Bulgaria bond yields via API? ▾
Create an API key, then call GET /api/v1/latest?countries=BG, GET /api/v1/curve?country=BG, or GET /api/v1/historical?country=BG&maturity=10Y&date=YYYY-MM-DD. See Bonds API documentation for parameters and rate limits.
What are the BG 2Y and 30Y reference yields? ▾
As of Aug 31, 2026 (delayed): 2Y 2.90%. Live values require an API subscription.