v3.26.1
Average Annual Total Returns
 12 Months Ended 60 Months Ended 102 Months Ended 120 Months Ended 393 Months Ended 416 Months Ended 472 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Bloomberg Municipal Bond Index (reflects no deduction for fees, expenses, or taxes)                  
Prospectus [Line Items]                  
Average Annual Return, Percent 4.25% 0.80%   2.33% [1] 2.34%        
Lipper California Municipal Debt Funds Average                  
Prospectus [Line Items]                  
Average Annual Return, Percent 2.94% 0.44% 1.92% [2]   2.03%        
Lipper Other States Municipal Debt Funds Average                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.47% 0.28% 1.59% [3]   1.61%        
Lipper New York Municipal Debt Funds Average                  
Prospectus [Line Items]                  
Average Annual Return, Percent 2.54% 0.44% 1.78% [4]   1.95%        
Lipper Virginia Municipal Debt Funds Average                  
Prospectus [Line Items]                  
Average Annual Return, Percent 2.97% 0.21% 1.55% [5]   1.59%        
Lipper New Jersey Municipal Debt Funds Average                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.42% 0.74% 2.26% [6]   2.25%        
T. Rowe Price California Tax-Free Bond Fund - Investor Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 2.74% 1.04%     2.29%        
Performance Inception Date               Sep. 15, 1986  
T. Rowe Price California Tax-Free Bond Fund - Investor Class | After Taxes on Distributions                  
Prospectus [Line Items]                  
Average Annual Return, Percent 2.74% 1.02%     2.28%        
T. Rowe Price California Tax-Free Bond Fund - Investor Class | After Taxes on Distributions and Sales                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.02% 1.47%     2.46%        
T. Rowe Price California Tax-Free Bond Fund - I Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 2.80% 1.17%   2.42%        
Performance Inception Date       Jul. 06, 2017          
T. Rowe Price Georgia Tax-Free Bond Fund - Investor Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.67% 1.01%     2.16%        
Performance Inception Date           Mar. 31, 1993      
T. Rowe Price Georgia Tax-Free Bond Fund - Investor Class | After Taxes on Distributions                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.67% 1.01%     2.16%        
T. Rowe Price Georgia Tax-Free Bond Fund - Investor Class | After Taxes on Distributions and Sales                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.61% 1.43%     2.31%        
T. Rowe Price Georgia Tax-Free Bond Fund - I Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.80% 1.12%   2.36%        
Performance Inception Date       Jul. 06, 2017          
T. Rowe Price New Jersey Tax-Free Bond Fund - Investor Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.78% 1.11%     2.38%        
Performance Inception Date             Apr. 30, 1991    
T. Rowe Price New Jersey Tax-Free Bond Fund - Investor Class | After Taxes on Distributions                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.78% 1.10%     2.37%        
T. Rowe Price New Jersey Tax-Free Bond Fund - Investor Class | After Taxes on Distributions and Sales                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.61% 1.50%     2.51%        
T. Rowe Price New Jersey Tax-Free Bond Fund - I Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.92% 1.24%   2.52%        
Performance Inception Date       Jul. 06, 2017          
T. Rowe Price New York Tax-Free Bond Fund - Investor Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.24% 0.94%     2.10%        
Performance Inception Date                 Aug. 28, 1986
T. Rowe Price New York Tax-Free Bond Fund - Investor Class | After Taxes on Distributions                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.24% 0.94%     2.10%        
T. Rowe Price New York Tax-Free Bond Fund - Investor Class | After Taxes on Distributions and Sales                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.37% 1.39%     2.30%        
T. Rowe Price New York Tax-Free Bond Fund - I Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.33% 1.05%   2.16%        
Performance Inception Date       Jul. 06, 2017          
T. Rowe Price Virginia Tax-Free Bond Fund - Investor Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.12% 0.68%     2.11%        
Performance Inception Date             Apr. 30, 1991    
T. Rowe Price Virginia Tax-Free Bond Fund - Investor Class | After Taxes on Distributions                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.12% 0.68%     2.11%        
T. Rowe Price Virginia Tax-Free Bond Fund - Investor Class | After Taxes on Distributions and Sales                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.21% 1.16%     2.29%        
T. Rowe Price Virginia Tax-Free Bond Fund - I Class                  
Prospectus [Line Items]                  
Average Annual Return, Percent 3.16% 0.80%   2.20%        
Performance Inception Date       Jul. 06, 2017          
[1] Return since 7/6/17.
[2] Return since 6/30/17.
[3] Return since 6/30/17.
[4] Return since 6/30/17.
[5] Return since 6/30/17.
[6] Return since 6/30/17.