Cover - USD ($)	12 Months Ended
	Dec. 31, 2023	Mar. 28, 2024	Jun. 30, 2023
Cover [Abstract]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2023
Current Fiscal Year End Date	--12-31
Document Transition Report	false
Entity File Number	333-273163
Entity Registrant Name	EQT Exeter Real Estate Income Trust, Inc.
Entity Incorporation, State or Country Code	MD
Entity Tax Identification Number	88-4108741
Entity Address, Address Line One	Five Radnor Corporate Center
Entity Address, Address Line Two	100 Matsonford Road, Suite 250
Entity Address, City or Town	Radnor
Entity Address, State or Province	PA
Entity Address, Postal Zip Code	19087
City Area Code	610
Local Phone Number	828-3200
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	true
ICFR Auditor Attestation Flag	false
Entity Shell Company	false
Entity Public Float			$ 0
Entity Common Stock, Shares Outstanding		58,500
Entity Central Index Key	0001946997
Amendment Flag	false
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Document Financial Statement Error Correction [Flag]	false