421 Whitridge Ave

Baltimore, MD 21218

At this address

4 permits on record. Newest issued Jun 12: This project consists entirely of minor interior alterations

Within ¼ mile

69 more permits issued since May 1.

1. This project consists entirely of minor interior alterations

   Addition
   Jun 12$3,000
2. Install (1) 36000 btu air-con system

   Mechanical (HVAC)
   Sep 25, 2020$10,000
3. Install (1) 150 amps electric service up to 600v (#amps)

   Electrical
   May 27, 2020$2,000
4. Interior alterations to include: interior demolition (category i): demolition of floors

   Alteration or repair
   Dec 10, 2019$10,000

1. We are planning to do Interior painting

   408 Whitridge Ave · 150 ft NW · Alteration or repair
   Aug 21$10,000
2. Gas test on,y

   408 Whitridge Ave · 150 ft NW · Plumbing
   Aug 4not listed
3. Install (1) Air-Con System, Heat Pump

   427 E 27th St · 240 ft S · Plumbing
   Jul 31$3,800
4. Install (25) fixtures ONLY as per Code

   427 E 27th St · 240 ft S · Other
   Jul 31$1,500
5. Install/replace 600 SQ drywall as needed and to include swo (surcharge fee) as per code

   427 E 27th St · 240 ft S · Alteration or repair
   Jul 30$3,500
6. Replace residential sewer line NO ROW

   425 E 28th St · 210 ft N · Plumbing
   Jul 17$5,200

1. Replace 2 ton a/c and 90k furnace

   435 Ilchester Ave · 460 ft N · Mechanical (HVAC)
   Oct 7$2,000
2. Load side meter cable replacement

   2542 Greenmount Ave · 830 ft S · Other
   Oct 2$350
3. Interior renovations for plumbing in commercial behavioral health facility

   2533 Greenmount Ave · 970 ft S · Plumbing
   Oct 1$15,000
4. Gas Range Replacement

   300 E 26th St · 800 ft SW · Plumbing
   Sep 29$140
5. Exterior alterations ----- - remove existing main flat roof

   345 Ilchester Ave · 510 ft NW · Roofing
   Sep 29$18,400
6. Install 24 circuits to code

   2533 Greenmount Ave · 970 ft S · Electrical
   Sep 26$2,200
7. Remove and replace existing flat roofing surface on all of home

   333 Whitridge Ave · 350 ft W · Roofing
   Sep 15$16,200
8. Interior/exterior alterations to include: new roof (roofing materials only/no structural alterations to be…

   436 E 28th St · 380 ft N · Roofing
   Sep 14$5,000
9. Replace 200A 240V single phase service as per code

   2733 Greenmount Ave · 440 ft E · Other
   Sep 9$2,000
10. Change out fixtures 9 plumbing fixtures water and waste Hvac 2 ton a/c Gas 90k furnace 50k stove 100amp…

    436 E 28th St · 380 ft N · Electrical
    Sep 8$2,000
11. Replace 40-gallon 38,000 Btu gas water heater with the same

    328 E 27th St · 380 ft W · Plumbing
    Sep 3$1,303
12. Replace gas range

    347 E 27th St · 350 ft SW · Plumbing
    Sep 1$140
13. Install circuits in electrical panel, install new fixtures and devices

    2621 Boone St · 750 ft SE · Electrical
    Aug 29$6,000
14. Water main replacement

    333 E 29th St · 740 ft NW · Plumbing
    Aug 28$6,000
15. Replace gas range

    319 Ilchester Ave · 620 ft NW · Plumbing
    Aug 27$150
16. Replace existing electric water heater with heat pump water heater

    2700 Mathews St · 680 ft E · Plumbing
    Aug 26$3,000
17. Work was completed through another company and some things were not done properly

    330 E 28th St · 490 ft NW · Alteration or repair
    Aug 21$500
18. Run new waste, water, and vent lines to all needed fixtures Run gas lines to reconnect stove

    435 Ilchester Ave · 460 ft N · Plumbing
    Aug 21$6,000
19. Install 4 repl windows same size

    334 E 27th St · 350 ft W · Alteration or repair
    Aug 17$5,585
20. Alterations to include: Replace sheetrock

    2621 Boone St · 750 ft SE · Alteration or repair
    Aug 17$1,500
21. Lead stabilization, window and door replacements

    345 Ilchester Ave · 510 ft NW · Alteration or repair
    Aug 14$29,478
22. Level III interior alterations ------- - replacement of rear wall with new cmu wall on existing concrete…

    2533 Greenmount Ave · 970 ft S · Roofing
    Aug 5$190,000
23. Permit, no description from the city

    305 E 27th St · 590 ft SW · Other
    Aug 3$10,000
24. 1.Repair and patch drywall 2 Paint

    436 E 28th St · 380 ft N · Alteration or repair
    Jul 28$25,000
25. Remodel existing bathrooms on second floor and basement

    435 Ilchester Ave · 460 ft N · Alteration or repair
    Jul 22$20,000
26. Upgrade electrical service to 200A

    2621 Boone St · 750 ft SE · Electrical
    Jul 12$3,000
27. Permit, no description from the city

    416 E 28th St · 360 ft N · Other
    Jul 9$20,000
28. Framing new partition walls where needed 2x4 16 oc

    437 E 27th St · 270 ft SE · Roofing
    Jul 9$100,000
29. Please amend this permit application to add your licensed GC

    2920 Greenmount Ave · 930 ft N · Electrical
    Jul 2$5,000
30. Replace 100amp panel with new 100 amp panel

    2540 Greenmount Ave · 850 ft S · Electrical
    Jul 1$3,000
31. Replace 100amp panel with a new 100amp panel

    2540 Greenmount Ave · 850 ft S · Electrical
    Jun 23$1,500
32. Install new fire alarm system to replace existing system in the office/warehouse per drawings and code

    601 E 27th St · 960 ft SE · Fire systems
    Jun 16$110,000
33. Exterior alterations ----- replacing (2) HVAC like for like rtu

    2840 Greenmount Ave · 680 ft N · Mechanical (HVAC)
    Jun 5$22,287
34. Water service replacement

    408 Ilchester Ave · 590 ft N · Plumbing
    Jun 1$8,763
35. Exterior sewer line repair/replacement NO ROW NO CURB CUT NO ENCROACHMENT

    2642 Guilford Ave · 880 ft W · Plumbing
    May 20$300
36. Replace 50-gallon electric water heater with same (ELECTRICAL ONLY)

    2648 Boone St · 570 ft SE · Plumbing
    May 14$2,250
37. Regular interior basement waterproofing 104 linear feet

    2700 Mathews St · 680 ft E · Roofing
    May 11$10,000
38. Pull new 3/4 Kcopper water service

    306 Ilchester Ave · 780 ft NW · Plumbing
    May 8$7,000
39. Sump pump and drain line installation

    2700 Mathews St · 680 ft E · Other
    May 6$900
40. Permit, no description from the city

    338 E 27th St · 320 ft W · Other
    May 5$13,850
41. Replace front and rear exterior doors

    2624 Boone St · 680 ft SE · Alteration or repair
    May 4$4,200
42. Electrical work for 100 amp service 15 circuits 25 fixtures

    2518 Barclay St · 920 ft S · Electrical
    May 1$2,000

1. Electrical wiring for basement, electrical panels relocating

   2622 N Calvert St · 0.24 mi W · Electrical
   Oct 11$5,000
2. Non-structural cosmetic alterations-category i - unit 3f only 289 SQ ft-remove/replace drywall

   2845 N Calvert St · 0.23 mi NW · Electrical
   Oct 8$15,000
3. Remove and replace existing shingle front porch roof and install new architectural shingle roofing system and…

   2841 N Calvert St · 0.23 mi NW · Roofing
   Oct 5$5,800
4. Wiring for electric hot water heater

   2605 N Calvert St · 0.22 mi SW · Electrical
   Sep 29$300
5. New Exterior Work: Demo / Rebuild Existing 1-Story Garage Roof

   2917 Guilford Ave · 0.22 mi NW · Demolition
   Sep 29$5,000
6. Replacement of Gas Boiler and Add Chimney Liner

   2901 Guilford Ave · 0.19 mi NW · Mechanical (HVAC)
   Sep 15$14,800
7. SCOPE OF WORK Complete Category I interior demolition throughout the existing dwelling

   2946 Greenmount Ave · 0.21 mi N · Alteration or repair
   Sep 14$30,000
8. Adding 1 electric circuit for bathroom

   2618 N Calvert St · 0.25 mi SW · Electrical
   Sep 10$800
9. 100 amp service,rewire kitchen 5 circuits

   308 E 25th St · 0.24 mi SW · Electrical
   Sep 9$5,000
10. Remove and replace existing roof surface with new torch down modbit roofing w/ 1 in iso

    2833 N Calvert St · 0.22 mi NW · Roofing
    Sep 8$17,990
11. Add toilet and sink to fist floor

    2618 N Calvert St · 0.25 mi SW · Other
    Sep 1$5,000
12. Final plumbing inspection (2) full baths

    2901 Guilford Ave · 0.19 mi NW · Plumbing
    Sep 1$1,500
13. Gas final inspection gas appliances connected

    2901 Guilford Ave · 0.19 mi NW · Other
    Sep 1$1,500
14. Remove existing furniture, kitchen cabinets

    308 E 25th St · 0.24 mi SW · Electrical
    Aug 28$38,000
15. Remove existing concrete walkway from rear door to car pad

    2807 N Calvert St · 0.21 mi W · Grading
    Aug 14$3,000
16. Replace gas dryer

    2618 N Calvert St · 0.25 mi SW · Plumbing
    Jul 31$150
17. Install 20 circuits 16 plumbing fixtures

    2936 Greenmount Ave · 0.20 mi N · Electrical
    Jul 22$6,200
18. Installation of mitsubishi muz-fx24nlhz & msz-fx24nl

    2605 N Calvert St · 0.22 mi SW · Other
    Jun 16$7,859
19. Installation of one cleanout on ext sewer line (NO ROW WORK)

    3007 Barclay St · 0.25 mi N · Plumbing
    Jun 2$9,000
20. NON-STRUCTURAL ALTERATION - DEMO ONLY UNIT B- 898 SQ FT - Category I Non-structural demolition

    2901 N Calvert St · 0.24 mi NW · Alteration or repair
    May 27$5,500
21. Replacement of front entry door and 10 windows with same size openings

    2936 Greenmount Ave · 0.20 mi N · Electrical
    May 22$40,000

We don't list zoning cases for Baltimore yet. Look them up on the city's Baltimore Municipal Zoning and Appeals Board page.

• 417 Whitridge Ave newest permit Oct 16, 2025
• 431 Whitridge Ave newest permit Jun 3, 2025
• 408 Whitridge Ave newest permit Aug 21, 2026
• 347 Whitridge Ave newest permit Oct 7, 2025
• 333 Whitridge Ave newest permit Sep 15, 2026
• 309 Whitridge Ave newest permit Dec 16, 2025

Baltimore Department of Housing and Community Development updated its data Oct 13, 2026. We checked it Oct 13, 16:35 UTC. See the city's official records (City of Baltimore, CC BY 3.0).

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 · MCP tool permits_near