421 Delafield Pl NW

Washington, DC 20011

At this address

4 permits on record. Newest issued Feb 10: Plumbing permit, no description from the city

Within ¼ mile

177 more permits (156 projects) issued since May 1.

1. Plumbing permit, no description from the city

   Plumbing
   Feb 10not listed
2. Electrical permit, no description from the city × 2 permits

   Electrical
   Oct 10, 2025 to Dec 2, 2025not listed
3. To install 6.4kw dc on roof of the building

   Solar
   Oct 10, 2025not listed

1. Plumbing permit, no description from the city

   440 Delafield Pl NW · 210 ft SW · Plumbing
   Aug 13not listed
2. Plumbing permit, no description from the city

   404 Emerson St NW · 170 ft NE · Plumbing
   Jul 31not listed
3. Plumbing permit, no description from the city

   420 Delafield Pl NW · 140 ft S · Plumbing
   Jun 29not listed

1. Electrical permit, no description from the city

   423 Emerson St NW · 280 ft N · Electrical
   Oct 2not listed
2. Electrical permit, no description from the city

   412 Gallatin St NW · 920 ft N · Electrical
   Oct 2not listed
3. Plumbing permit, no description from the city

   436 Crittenden St NW · 830 ft S · Plumbing
   Sep 29not listed
4. Mechanical trade Permit × 2 permits

   436 Crittenden St NW · 830 ft S · Mechanical (HVAC)
   Sep 29not listed
5. Mechanical (HVAC) permit, no description from the city

   433 Decatur St NW · 320 ft SW · Mechanical (HVAC)
   Sep 28not listed
6. Electrical permit, no description from the city

   325 Emerson St NW · 510 ft NE · Electrical
   Sep 28not listed
7. Electrical permit, no description from the city

   435 Decatur St NW · 330 ft SW · Electrical
   Sep 28not listed
8. Permit, no description from the city

   325 Emerson St NW · 510 ft NE · Other
   Sep 28not listed
9. Plumbing permit, no description from the city

   433 Decatur St NW · 320 ft SW · Plumbing
   Sep 26not listed
10. Electrical Trade Permit × 3 permits

    436 Crittenden St NW · 830 ft S · Electrical
    Sep 25not listed
11. Electrical permit, no description from the city

    433 Decatur St NW · 320 ft SW · Electrical
    Sep 24not listed
12. Install approximately 44 linear feet of new galvanized chain-link fence within the existing property…

    4840 New Hampshire Ave NW · 990 ft E · Fence, wall or deck
    Sep 23not listed
13. Remove and Replace 5 Windows, Like for Like, No Structural Changes

    5014 4th St NW · 780 ft N · Alteration or repair
    Sep 22not listed
14. Plumbing permit, no description from the city

    5028 5th St NW · 990 ft NW · Plumbing
    Sep 20not listed
15. Plumbing permit, no description from the city × 2 permits

    5011 5th St NW · 800 ft NW · Plumbing
    Sep 10 to 17not listed
16. Permit, no description from the city

    435 Decatur St NW · 330 ft SW · Other
    Sep 17not listed
17. Interior renovation of existing single family dwelling(sfd)

    4839 Kansas Ave NW · 490 ft W · Alteration or repair
    Sep 17not listed
18. Plumbing trade Permit

    4918 5th St NW · 620 ft NW · Plumbing
    Sep 10not listed
19. Electrical permit, no description from the city

    4707 Kansas Ave NW · 930 ft SW · Electrical
    Sep 9not listed
20. Electrical permit, no description from the city

    4829 3rd St NW · 770 ft E · Electrical
    Sep 9not listed
21. Plumbing permit, no description from the city

    5024 5th St NW · 960 ft NW · Plumbing
    Sep 7not listed
22. Electrical Trade Permit

    408 Crittenden St NW · 810 ft S · Electrical
    Sep 7not listed
23. Plumbing permit, no description from the city

    5013 5th St NW · 820 ft NW · Plumbing
    Sep 4not listed
24. Plumbing permit, no description from the city

    5027 5th St NW · 940 ft N · Plumbing
    Sep 4not listed
25. Plumbing permit, no description from the city

    5029 5th St NW · 950 ft N · Plumbing
    Sep 4not listed
26. Plumbing trade Permit

    20 Sherman Cir NW · 980 ft SW · Plumbing
    Sep 4not listed
27. Plumbing permit, no description from the city

    408 Crittenden St NW · 810 ft S · Plumbing
    Sep 4not listed
28. AAR Mechanical Permit

    408 Crittenden St NW · 810 ft S · Mechanical (HVAC)
    Sep 3not listed
29. Plumbing permit, no description from the city

    5022 5th St NW · 950 ft NW · Plumbing
    Sep 2not listed
30. To conduct an interior renovation of an existing 1,337 square foot structure

    433 Decatur St NW · 320 ft SW · Alteration or repair
    Sep 1not listed
31. Plumbing permit, no description from the city × 3 permits

    5001 5th St NW · 710 ft NW · Plumbing
    Jul 29 to Aug 31not listed
32. Permit, no description from the city

    314 Delafield Pl NW · 510 ft E · Other
    Aug 31not listed
33. Permit, no description from the city

    4839 Kansas Ave NW · 490 ft W · Other
    Aug 28not listed
34. Plumbing permit, no description from the city

    510 Crittenden St NW · 970 ft SW · Plumbing
    Aug 27not listed
35. Plumbing permit, no description from the city

    603 Decatur St NW · 920 ft W · Plumbing
    Aug 27not listed
36. Electrical permit, no description from the city

    603 Decatur St NW · 920 ft W · Electrical
    Aug 27not listed
37. Mechanical (HVAC) permit, no description from the city

    317 Farragut St NW · 820 ft NE · Mechanical (HVAC)
    Aug 26not listed
38. Plumbing trade Permit

    4926 5th St NW · 680 ft NW · Plumbing
    Aug 25not listed
39. Electrical permit, no description from the city

    430 Decatur St NW · 460 ft S · Electrical
    Aug 25not listed
40. Incorporation of new rear deck with wood steps to grade-: 10.6ft x 14ft ~ 150 sq.ft

    415 Farragut St NW · 660 ft N · Fence, wall or deck
    Aug 25not listed
41. Permit, no description from the city

    315 Decatur St NW · 530 ft SE · Other
    Aug 25not listed
42. The scope of work includes the construction of a detached single car garage

    423 Emerson St NW · 280 ft N · Fence, wall or deck
    Aug 24not listed
43. Permit, no description from the city

    5011 4th St NW · 790 ft N · Other
    Aug 24not listed
44. Mechanical trade Permit

    332 Emerson St NW · 380 ft E · Mechanical (HVAC)
    Aug 21not listed
45. Electrical permit, no description from the city

    437 Emerson St NW · 340 ft NW · Electrical
    Aug 21not listed
46. Electrical permit, no description from the city

    317 Farragut St NW · 820 ft NE · Electrical
    Aug 18not listed
47. New 13'x22' detached garage at the back of the house

    607 Emerson St NW · 710 ft W · Fence, wall or deck
    Aug 14not listed
48. Plumbing permit, no description from the city

    5021 5th St NW · 890 ft N · Plumbing
    Aug 12not listed
49. Interior demolition only

    4928 3rd St NW · 820 ft NE · Demolition
    Aug 11not listed
50. Plumbing permit, no description from the city

    5014 5th St NW · 880 ft NW · Plumbing
    Aug 10not listed
51. Plumbing permit, no description from the city

    317 Farragut St NW · 820 ft NE · Plumbing
    Aug 10not listed
52. Plumbing permit, no description from the city

    5025 5th St NW · 920 ft N · Plumbing
    Aug 6not listed
53. Plumbing permit, no description from the city

    5007 5th St NW · 770 ft NW · Plumbing
    Aug 6not listed
54. Project scope: interior renovation of a single-family row dwelling

    317 Farragut St NW · 820 ft NE · Alteration or repair
    Aug 4not listed
55. Plumbing permit, no description from the city

    5012 5th St NW · 870 ft NW · Plumbing
    Aug 3not listed
56. Level i - replacement in kind

    4805 4th St NW · 380 ft SE · Alteration or repair
    Jul 31not listed
57. Plumbing permit, no description from the city

    5009 5th St NW · 790 ft NW · Plumbing
    Jul 30not listed
58. Exterior walls bear on soil with noexisting footings

    314 Delafield Pl NW · 510 ft E · Alteration or repair
    Jul 30not listed
59. Plumbing permit, no description from the city

    5003 5th St NW · 740 ft NW · Plumbing
    Jul 29not listed
60. Mechanical (HVAC) permit, no description from the city

    526 Decatur St NW · 820 ft SW · Mechanical (HVAC)
    Jul 28not listed
61. Plumbing permit, no description from the city

    429 Decatur St NW · 300 ft S · Plumbing
    Jul 27not listed
62. Plumbing permit, no description from the city

    5026 5th St NW · 970 ft NW · Plumbing
    Jul 26not listed
63. Electrical permit, no description from the city

    4818 Kansas Ave NW · 800 ft W · Electrical
    Jul 24not listed
64. Plumbing permit, no description from the city

    5010 5th St NW · 850 ft NW · Plumbing
    Jul 23not listed
65. Plumbing permit, no description from the city

    5018 5th St NW · 910 ft NW · Plumbing
    Jul 23not listed
66. Plumbing permit, no description from the city

    5008 5th St NW · 840 ft NW · Plumbing
    Jul 22not listed
67. Plumbing permit, no description from the city

    5016 5th St NW · 900 ft NW · Plumbing
    Jul 22not listed
68. Plumbing permit, no description from the city

    5006 5th St NW · 820 ft NW · Plumbing
    Jul 21not listed
69. Plumbing permit, no description from the city

    447 Decatur St NW · 410 ft SW · Plumbing
    Jul 13not listed
70. Electrical permit, no description from the city

    425 Emerson St NW · 280 ft N · Electrical
    Jul 10not listed
71. Permit, no description from the city

    425 Emerson St NW · 280 ft N · Other
    Jul 10not listed
72. Electrical permit, no description from the city

    4731 4th St NW · 500 ft SE · Electrical
    Jul 7not listed
73. Electrical permit, no description from the city

    234 Emerson St NW · 850 ft E · Electrical
    Jul 7not listed
74. Permit, no description from the city

    234 Emerson St NW · 850 ft E · Other
    Jul 7not listed
75. Permit, no description from the city

    4731 4th St NW · 500 ft SE · Other
    Jul 7not listed
76. Plumbing permit, no description from the city

    4814 5th St NW · 470 ft SW · Plumbing
    Jun 30not listed
77. Plumbing permit, no description from the city

    607 Decatur St NW · 990 ft W · Plumbing
    Jun 30not listed
78. Mechanical (HVAC) permit, no description from the city

    607 Decatur St NW · 990 ft W · Mechanical (HVAC)
    Jun 30not listed
79. Repair fire-damaged interior areas including selective demolition

    4809 4th St NW · 360 ft SE · Alteration or repair
    Jun 30not listed
80. Plumbing permit, no description from the city

    308 Emerson St NW · 590 ft E · Plumbing
    Jun 29not listed
81. Interior demolition

    4805 4th St NW · 380 ft SE · Alteration or repair
    Jun 29not listed
82. Plumbing permit, no description from the city

    4816 5th St NW · 470 ft W · Plumbing
    Jun 25not listed
83. Plumbing permit, no description from the city

    459 Delafield Pl NW · 300 ft W · Plumbing
    Jun 24not listed
84. Electrical permit, no description from the city

    320 Emerson St NW · 480 ft E · Electrical
    Jun 24not listed
85. Permit, no description from the city × 2 permits

    415 Farragut St NW · 660 ft N · Other
    Jun 23not listed
86. Electrical permit, no description from the city × 2 permits

    523 Crittenden St NW · 940 ft SW · Electrical
    Jun 21not listed
87. Permit, no description from the city × 6 permits

    523 Crittenden St NW · 940 ft SW · Other
    Jun 21not listed
88. Permit, no description from the city

    437 Emerson St NW · 340 ft NW · Other
    Jun 18not listed
89. Plumbing permit, no description from the city

    452 Delafield Pl NW · 290 ft SW · Plumbing
    Jun 17not listed
90. Mechanical (HVAC) permit, no description from the city × 2 permits

    430 Decatur St NW · 460 ft S · Mechanical (HVAC)
    Jun 15not listed
91. Plumbing permit, no description from the city

    430 Decatur St NW · 460 ft S · Plumbing
    Jun 15not listed
92. Permit, no description from the city

    4818 Kansas Ave NW · 800 ft W · Other
    Jun 15not listed
93. After Hours Work on Juneteenth (June 19)

    430 Decatur St NW · 460 ft S · Other
    Jun 9not listed
94. Electrical permit, no description from the city

    4849 Kansas Ave NW · 450 ft W · Electrical
    Jun 5not listed
95. Permit, no description from the city

    630 Farragut St NW · 970 ft NW · Other
    Jun 5not listed
96. Electrical permit, no description from the city × 3 permits

    4829 3rd St NW · 770 ft E · Electrical
    May 5 to 28not listed
97. Electrical permit, no description from the city × 2 permits

    325 Emerson St NW · 510 ft NE · Electrical
    May 22 to 27not listed
98. After Hours Work on Memorial Day (May 25)

    430 Decatur St NW · 460 ft S · Other
    May 22not listed
99. Permit, no description from the city

    325 Emerson St NW · 510 ft NE · Other
    May 21not listed
100. Electrical permit, no description from the city

     617 Farragut St NW · 940 ft NW · Electrical
     May 19not listed
101. Electrical permit, no description from the city

     319 Farragut St NW · 810 ft NE · Electrical
     May 18not listed
102. Interior demolition of existing single family home including finishes

     433 Decatur St NW · 320 ft SW · Demolition
     May 18not listed
103. Permit, no description from the city

     319 Farragut St NW · 810 ft NE · Other
     May 18not listed
104. Permit, no description from the city

     4626 New Hampshire Ave NW · 960 ft SE · Other
     May 18not listed
105. Plumbing trade Permit

     4724 5th St NW · 620 ft SW · Plumbing
     May 15not listed
106. Renovation of the existing kitchen within a single-family dwelling

     408 Crittenden St NW · 810 ft S · Alteration or repair
     May 12not listed
107. Subtitle 12-E DCMR, mechanical code supplement of 2021

     4915 3rd St NW · 860 ft NE · Mechanical (HVAC)
     May 11not listed
108. Subtitle 12-E DCMR, mechanical code supplement of 2021

     235 Emerson St NW · 870 ft E · Mechanical (HVAC)
     May 11not listed
109. Electrical permit, no description from the city

     4819 4th St NW · 310 ft E · Electrical
     May 11not listed
110. Electrical Trade Permit

     5023 4th St NW · 890 ft N · Electrical
     May 6not listed
111. Permit, no description from the city

     5023 4th St NW · 890 ft N · Other
     May 6not listed

1. Electrical permit, no description from the city

   5117 5th St NW · 0.23 mi N · Electrical
   Oct 5not listed
2. Remove/replace 8 windows

   5107 5th St NW · 0.21 mi N · Alteration or repair
   Sep 23not listed
3. Remove old kitchen cabinets and replace with new cabinets

   4921 7th St NW · 0.21 mi W · Alteration or repair
   Sep 23not listed
4. Electrical permit, no description from the city

   4912 New Hampshire Ave NW · 0.24 mi E · Electrical
   Sep 1not listed
5. Interior kitchen renovation within an existing residential dwelling unit (Unit 203) in a multifamily…

   4912 New Hampshire Ave NW · 0.24 mi E · Alteration or repair
   Sep 1not listed
6. Plumbing permit, no description from the city

   4912 New Hampshire Ave NW · 0.24 mi E · Plumbing
   Aug 28not listed
7. Plumbing permit, no description from the city × 3 permits

   4600 5th St NW · 0.22 mi S · Plumbing
   Jun 30 to Aug 21not listed
8. Plumbing trade Permit

   442 Buchanan St NW · 0.23 mi S · Plumbing
   Aug 13not listed
9. Electrical permit, no description from the city

   5003 7th St NW · 0.23 mi NW · Electrical
   Aug 13not listed
10. Electrical Trade Permit

    442 Buchanan St NW · 0.23 mi S · Electrical
    Aug 13not listed
11. Plumbing permit, no description from the city

    5032 5th St NW · 0.19 mi NW · Plumbing
    Aug 11not listed
12. Plumbing trade Permit

    6 Sherman Cir NW · 0.23 mi SW · Plumbing
    Aug 11not listed
13. Permit, no description from the city × 2 permits

    611 Gallatin St NW · 0.23 mi NW · Other
    Aug 4 to 5not listed
14. Electrical permit, no description from the city

    611 Gallatin St NW · 0.23 mi NW · Electrical
    Aug 4not listed
15. Replacement in kind of one stone retaining wall

    5013 3rd St NW · 0.20 mi NE · Fence, wall or deck
    Jul 30not listed
16. Replacement in-kind of one set of concrete steps and an attached lead walk

    5013 3rd St NW · 0.20 mi NE · Alteration or repair
    Jul 30not listed
17. Electrical permit, no description from the city

    5110 3rd St NW · 0.24 mi NE · Electrical
    Jul 24not listed
18. Permit, no description from the city

    5110 3rd St NW · 0.24 mi NE · Other
    Jul 24not listed
19. Pursuant to 12 DCMR Subsection 1208.2

    4928 7th St NW · 0.23 mi W · Addition
    Jul 23not listed
20. Install new basement access from front of property

    6 Sherman Cir NW · 0.23 mi SW · Alteration or repair
    Jul 23not listed
21. Plumbing permit, no description from the city

    640 Gallatin St NW · 0.24 mi NW · Plumbing
    Jul 20not listed
22. Plumbing permit, no description from the city

    5018 3rd St NW · 0.19 mi NE · Plumbing
    Jul 14not listed
23. Modifications to the Front Porch, Rear Deck and Hardie Siding

    4924 7th St NW · 0.23 mi W · Alteration or repair
    Jul 6not listed
24. Electrical Trade Permit

    611 Gallatin St NW · 0.23 mi NW · Electrical
    Jul 2not listed
25. Mechanical (HVAC) permit, no description from the city

    4600 5th St NW · 0.22 mi S · Mechanical (HVAC)
    Jun 30not listed
26. Electrical permit, no description from the city

    4600 5th St NW · 0.22 mi S · Electrical
    Jun 30not listed
27. Mechanical (HVAC) permit, no description from the city

    5003 3rd St NW · 0.19 mi NE · Mechanical (HVAC)
    Jun 23not listed
28. Plumbing permit, no description from the city

    5003 3rd St NW · 0.19 mi NE · Plumbing
    Jun 23not listed
29. Interior remodel to add a bathroom on the 2nd floor

    442 Buchanan St NW · 0.23 mi S · Alteration or repair
    Jun 23not listed
30. CleanSpace Wall System Vapor Barrier

    605 Gallatin St NW · 0.23 mi NW · Alteration or repair
    Jun 15not listed
31. Plumbing permit, no description from the city

    630 Emerson St NW · 0.19 mi W · Plumbing
    Jun 14not listed
32. Electrical Trade Permit

    4928 7th St NW · 0.23 mi W · Electrical
    Jun 6not listed
33. Whole house interior alteration and renovation

    4600 5th St NW · 0.22 mi S · Alteration or repair
    Jun 5not listed
34. Modification to B2603278

    4924 7th St NW · 0.23 mi W · Alteration or repair
    May 28not listed
35. Mechanical trade Permit

    432 Hamilton St NW · 0.25 mi N · Mechanical (HVAC)
    May 15not listed
36. Mechanical trade Permit × 2 permits

    4928 7th St NW · 0.23 mi W · Mechanical (HVAC)
    May 12not listed
37. Subtitle 12-E DCMR, mechanical code supplement of 2021

    225 Emerson St NW · 0.19 mi E · Mechanical (HVAC)
    May 11not listed
38. IBC 2015 ?1010.1.1: Door openings shall provide a minimum clear width of 32 inches

    225 Emerson St NW · 0.19 mi E · Alteration or repair
    May 11not listed
39. Subtitle 12-E DCMR, mechanical code supplement of 2021

    215 Emerson St NW · 0.21 mi E · Mechanical (HVAC)
    May 11not listed
40. Subtitle 12-E DCMR, mechanical code supplement of 2021

    4912 New Hampshire Ave NW · 0.24 mi E · Mechanical (HVAC)
    May 11not listed
41. Electrical permit, no description from the city

    4928 7th St NW · 0.23 mi W · Electrical
    May 7not listed
42. Electrical permit, no description from the city

    640 Farragut St NW · 0.20 mi NW · Electrical
    May 1not listed

There are no zoning requests on file within ¼ mi. Washington's feed was last read Oct 11.

• 420 Delafield Pl NW newest permit Jun 29, 2026
• 419 Delafield Pl NW newest permit Feb 27, 2026
• 424 Delafield Pl NW newest permit Feb 23, 2026
• 414 Delafield Pl NW newest permit Sep 9, 2025
• 412 Delafield Pl NW newest permit Nov 4, 2025
• 409 Delafield Pl NW newest permit Jan 13, 2026
• 435 Delafield Pl NW newest permit Oct 1, 2025
• 436 Delafield Pl NW newest permit Sep 16, 2025
• 405 Delafield Pl NW newest permit Dec 26, 2025
• 439 Delafield Pl NW newest permit Mar 23, 2026

DC Department of Buildings updated its data Oct 9, 2026. We checked it Oct 11, 07:07 UTC. See the city's official records (District of Columbia, CC BY 4.0).

Zoning requests come from the DC Office of Zoning cases (DC Office of Zoning, CC BY 4.0). We read it Oct 11, 04:18 UTC.

At this address: every permit the city holds. Nearby: permits from the last two years, from our copy of the city's data.

For agents and scripts: This page as Markdown · JSON · Nearby as JSON · Zoning as JSON · MCP tool permits_near, and zoning_requests_near for zoning