Document And Entity Information - shares	9 Months Ended
	Sep. 30, 2019	Oct. 25, 2019
Document And Entity Information [Abstract]
Title of 12(b) Security	Common Shares of Beneficial Interest, $.01 par value
Entity Incorporation, State or Country Code	TX
City Area Code	(713)
Entity Address, State or Province	TX
Entity Tax Identification Number	76-6088377
Entity Registrant Name	CAMDEN PROPERTY TRUST
Local Phone Number	354-2500
Entity Interactive Data Current	Yes
Document Quarterly Report	true
Document Transition Report	false
Entity Central Index Key	0000906345
Trading Symbol	CPT
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Document Type	10-Q
Document Period End Date	Sep. 30, 2019
Entity File Number	1-12110
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q3
Amendment Flag	false
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		96,831,663
Entity Current Reporting Status	Yes
Security Exchange Name	NYSE
Entity Address, Address Line One	11 Greenway Plaza, Suite 2400
Entity Address, City or Town	Houston,
Entity Address, Postal Zip Code	77046