<SEC-DOCUMENT>0001752724-20-181714-index.html : 20200908
<SEC-HEADER>0001752724-20-181714.hdr.sgml : 20200908
<ACCEPTANCE-DATETIME>20200908155510
ACCESSION NUMBER:		0001752724-20-181714
CONFORMED SUBMISSION TYPE:	N-CEN
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20200630
FILED AS OF DATE:		20200908
DATE AS OF CHANGE:		20200908
EFFECTIVENESS DATE:		20200908

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PIONEER BOND FUND /DE/
		CENTRAL INDEX KEY:			0000276776
		IRS NUMBER:				042652279
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		N-CEN
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-02864
		FILM NUMBER:		201164190

	BUSINESS ADDRESS:	
		STREET 1:		60 STATE ST 13TH FL
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109
		BUSINESS PHONE:		6174224947

	MAIL ADDRESS:	
		STREET 1:		60 STATE ST
		STREET 2:		13TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109-1820

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PIONEER BOND FUND /MA/
		DATE OF NAME CHANGE:	19920703
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000276776
<SERIES-ID>S000003927
<SERIES-NAME>Pioneer Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000011026
<CLASS-CONTRACT-NAME>Pioneer Bond Fund: Class A
<CLASS-CONTRACT-TICKER-SYMBOL>PIOBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000011028
<CLASS-CONTRACT-NAME>Pioneer Bond Fund: Class C
<CLASS-CONTRACT-TICKER-SYMBOL>PCYBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000011029
<CLASS-CONTRACT-NAME>Pioneer Bond Fund: Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>PICYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000011031
<CLASS-CONTRACT-NAME>Pioneer Bond Fund: Class R
<CLASS-CONTRACT-TICKER-SYMBOL>PBFRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000123839
<CLASS-CONTRACT-NAME>Pioneer Bond Fund: Class K
<CLASS-CONTRACT-TICKER-SYMBOL>PBFKX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CEN
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>INTERNAL CONTROL RPT
<SEQUENCE>2
<FILENAME>Pioneer_Bond_Fund._6.30.2020.txt
<DESCRIPTION>AUDITORS LETTER
<TEXT>
Document 2 - file: Pioneer_Bond_Fund._6.30.2020.txt

</DOCUMENT>
</SEC-DOCUMENT>