142 N Duncan St

Baltimore, MD 21231

At this address

1 permit on record. Newest issued Jun 10: Replace heat pump and air handler

Within ¼ mile

91 more permits issued since May 1.

Biggest nearby

A $49M alteration or repair at 528 N Washington St, permitted Aug 4, within ¼ mile since May 1.

1. Replace heat pump and air handler

   Mechanical (HVAC)
   Jun 10$14,082

1. Electrical for kitchen remodel

   128 N Collington Ave · 190 ft SE · Electrical
   Oct 6$1,000
2. Replace 60,000 Btu gas furnace

   119 N Duncan St · 200 ft SE · Mechanical (HVAC)
   Oct 5$11,270
3. Replace 8 Plumbing Fixtures Bathroom and Kitchen Gas Test and Install Gas Range

   128 N Collington Ave · 190 ft SE · Plumbing
   Sep 22$2,000
4. Demo Bathroom and Kitchen

   128 N Collington Ave · 190 ft SE · Electrical
   Aug 26$15,000
5. Interior Renovation including demo

   203 N Chester St · 230 ft N · Alteration or repair
   May 8$60,000

1. Replace residential sewer line

   110 N Patterson Park Ave · 630 ft E · Plumbing
   Oct 13$4,990
2. Water service replacement and gas water heater replacement

   2123 Orleans St · 460 ft N · Plumbing
   Oct 12$8,000
3. Demo Work: Category 3 Demo (500 SF) of Bearing & Non-Bearing Stud Walls

   103 N Patterson Park Ave · 810 ft SE · Roofing
   Oct 9$80,000
4. Remove existing material [shingles} and replace with new {shingles} and tpo for the roof and remove 42…

   404 N Castle St · 780 ft NW · Roofing
   Oct 9$50,000
5. 200amp upgrade panel house rewire

   2211 Jefferson St · 890 ft N · Electrical
   Oct 8$5,000
6. Replace gas range

   4 S Collington Ave · 980 ft S · Plumbing
   Oct 7$140
7. Replace 25 fixtures and devices

   114 N Bradford St · 830 ft E · Other
   Sep 28$300
8. Replace 95% Gas furnace 60kbtus

   2203 Orleans St · 510 ft NE · Mechanical (HVAC)
   Sep 24$7,000
9. REPLACEMENT Install a new Burnham X-2 Series packaged gas boiler in the same location as existing unit

   2123 E Fairmount Ave · 510 ft S · Mechanical (HVAC)
   Sep 22$12,064
10. Ductwork

    2214 E Fayette St · 380 ft NE · Mechanical (HVAC)
    Sep 14$2,000
11. New Exterior Work: Demo / Rebuild Existing 2nd Floor Rear Deck (13' x 5')

    2202 E Baltimore St · 840 ft SE · Fence, wall or deck
    Sep 10$7,000
12. New Exterior Work: Demo / Rebuild Existing Rooftop Deck (11'-8" x 16'-10") (Existing Staircase To Be Retained)

    2019 E Fairmount Ave · 670 ft SW · Fence, wall or deck
    Sep 9$5,000
13. Replace 15 fixtures and devices

    114 N Bradford St · 830 ft E · Other
    Sep 8$500
14. New Exterior Work: Demo / Rebuild Existing 3rd Floor Rear Deck (12' x 13'-8") x (12' x 3'-10")

    2133 E Fairmount Ave · 530 ft SE · Fence, wall or deck
    Sep 8$5,000
15. Underpinning of foundation walls as per attached engineer's plans and certification

    103 N Patterson Park Ave · 810 ft SE · Roofing
    Aug 13$5,000
16. Application for underpinning of the basement @ 20 N Chester Street

    20 N Chester St · 600 ft S · Other
    Aug 11$30,000
17. Remove/replace 9 windows

    129 N Collington Ave · 300 ft E · Alteration or repair
    Aug 10$11,000
18. 1 peep hole and door knob on front door and 1 gold hinge bottom

    2221 Jefferson St · 920 ft N · Alteration or repair
    Aug 4$3,312
19. We are going to be fully renovating this property and construct a two-story rear addition

    26 N Madeira St · 720 ft SE · Addition
    Aug 4$45,000
20. Replace 2 ac, 4 tons each one replace 2 furnace 80% 110,000 btus

    2224 E Fayette St · 490 ft NE · Mechanical (HVAC)
    Aug 3$16,000
21. Replacing 30 light fixtures and 12 receptacles and 2 dedicated feeds for 30 amp circuit

    2224 E Fayette St · 490 ft NE · Electrical
    Jul 31$3,000
22. Demo Work: Category 2 Demo (250 SF) of exist

    11 N Chester St · 580 ft S · Addition
    Jul 30$15,000
23. Replace exterior door thru the home depot - same size

    2046 Orleans St · 610 ft N · Alteration or repair
    Jul 28$500
24. Replace deteriorated overhead service entrance cable at rear elevation

    2123 E Baltimore St · 900 ft S · Alteration or repair
    Jul 27$5,000
25. Replace 40 gallon electrric water heater

    2212 Orleans St · 670 ft NE · Plumbing
    Jul 24$4,800
26. Remove and replace roof of entire home with certainteed modbit

    2314 E Fairmount Ave · 940 ft E · Roofing
    Jul 10$18,960
27. Permit, no description from the city

    119 N Patterson Park Ave · 750 ft E · Other
    Jul 9$17,720
28. Interior alterations to include: Replace damaged 2x4 framing and insulation as needed in like kind to match…

    2314 E Fairmount Ave · 940 ft E · Alteration or repair
    Jul 9$6,384
29. Gas test and inspection

    204 N Chester St · 290 ft NW · Plumbing
    Jul 4$750
30. With this kitchen renovation we are removing the old kitchen cabinets

    1 S Collington Ave · 990 ft S · Electrical
    Jul 2$62,562
31. Basement windows paint inside home minor repairs interior doors 2 exterior doors paint inside of home install…

    2126 Jefferson St · 980 ft N · Alteration or repair
    Jun 29$2,840
32. Replace Front and Rear Windows and Doors

    2137 Jefferson St · 850 ft N · Alteration or repair
    Jun 26$800
33. 2-Wc, 2-vanity, 1-shower, 1-laundry

    2211 Jefferson St · 890 ft N · Other
    Jun 24$3,000
34. Feeder, fixture, A/C, smoke detector

    2211 Jefferson St · 890 ft N · Mechanical (HVAC)
    Jun 24$1,000
35. 2 Windows & 2 exterior doors (same size same location) / perimeter wall framing

    121 N Bradford St · 900 ft E · Alteration or repair
    Jun 24$4,500
36. 1- At the front entrance - Replace entire entry door & transom with pre-hung 6-panel metal door with keyed…

    438 N Patterson Park Ave · 970 ft NE · Alteration or repair
    Jun 22$3,000
37. Interior Work, Remove and replace approximately 400 square feet of existing 4-inch-thick concrete slab in the…

    421 N Castle St · 810 ft NW · Alteration or repair
    Jun 9$45,000
38. Install new 24k heat pump (mini split outdoor) and (2) 12k air handlers (mini split indoors)

    2109 E Baltimore St · 900 ft S · Mechanical (HVAC)
    Jun 3$16,000
39. Heavy up from 100 amp to 200amp

    2133 E Fairmount Ave · 530 ft SE · Electrical
    May 27$1,500
40. Wall repairs, building new closets

    2211 Jefferson St · 890 ft N · Alteration or repair
    May 26$25,000
41. Plumbing for one bathroom and a gas range

    8 N Chester St · 680 ft S · Plumbing
    May 19$1,000
42. Permit, no description from the city

    2231 Orleans St · 660 ft NE · Other
    May 19$500
43. Install heating ventilation and air conditioning system

    406 N Chester St · 690 ft N · Mechanical (HVAC)
    May 18$4,350
44. EXTERIOR ALTERATIONS ------ - Creation of 13' width x 9' depth deck

    143 N Patterson Park Ave · 720 ft E · Fence, wall or deck
    May 15$1,000
45. Exterior brick repairs on front wall masonry pointing bricks

    26 N Madeira St · 720 ft SE · Alteration or repair
    May 14$1,000
46. Removing 9 existing windows and installing 9 new windows in the same location of size of existing windows

    2101 E Baltimore St · 910 ft S · Alteration or repair
    May 13$12,000
47. Accessory structure ------ - to build a 14x18 ft. garage with a garage door to the rear of the property on an…

    2322 E Fairmount Ave · 1,000 ft E · Alteration or repair
    May 13$21,000
48. Interior work- replace (4) interior door same size & location

    2108 Moyer St · 560 ft S · Alteration or repair
    May 1$20,000
49. Permit, no description from the city

    2120 Orleans St · 580 ft N · Other
    May 1$10,000
50. Permit, no description from the city

    28 N Chester St · 530 ft S · Other
    May 1$10,000

1. Removal of non-structural damaged materials

   16 S Patterson Park Ave · 0.23 mi SE · Fence, wall or deck
   Oct 12$1,000
2. New 200A electrical service with a 200A main breaker disconnect and all new grounding and bonding system

   220 N Montford Ave · 0.19 mi E · Electrical
   Oct 8$3,000
3. Recessed lighting and electrical outlet replacement

   1908 Orleans St · 0.20 mi NW · Electrical
   Oct 4$1,000
4. Replace water heater

   2408 E Fayette St · 0.22 mi E · Plumbing
   Sep 2$1,000
5. Replacing (2) chilled water air handling units on the 2nd Floor

   1801 E Fayette St · 0.24 mi W · Mechanical (HVAC)
   Aug 31$400,000
6. Gas Range Replacement

   423 N Patterson Park Ave · 0.19 mi NE · Plumbing
   Aug 10$140
7. Front door knob brass in color 1 wooden slat on back of fence replace 4 feet high gutters and downspouts…

   2310 Jefferson St · 0.24 mi NE · Fence, wall or deck
   Aug 6$3,314
8. Repair to leaking water service

   2104 E Lombard St · 0.22 mi S · Plumbing
   Aug 5$2,500
9. Change of scope

   528 N Washington St · 0.25 mi NW · Alteration or repair
   Aug 4$49,000,000
10. Permit, no description from the city

    23 N Bradford St · 0.20 mi SE · Other
    Jul 14$2,100
11. Remove and replace existing roof with torch down modbit roofing and replace existing deck boards with new as…

    2316 E Baltimore St · 0.21 mi SE · Roofing
    Jul 13$35,320
12. Upgrade service to 150 amp, install 20 new circuits

    10 N Bradford St · 0.19 mi SE · Electrical
    Jul 6$5,000
13. 10 circuits per code

    502 N Chester St · 0.20 mi N · Electrical
    Jun 24$5,000
14. 2 Windows & 2 exterior doors (same size same location) / perimeter wall framing

    124 N Port St · 0.23 mi E · Alteration or repair
    Jun 24$4,000
15. 2.5 ac coil and ductwork bathroom exhaust fan and dryers

    10 N Bradford St · 0.19 mi SE · Mechanical (HVAC)
    Jun 23$11,500
16. Adding new Fire Alarm system to new building

    528 N Washington St · 0.25 mi NW · Fire systems
    Jun 23$500,000
17. Install 4 circuits and wire basement to code

    2320 E Baltimore St · 0.22 mi SE · Electrical
    Jun 17$600
18. Remove and replace main roof with new torch down roof system as per contract

    7 S Collington Ave · 0.20 mi S · Roofing
    Jun 16$12,800
19. Install 80000 btu furnace with duct work gas by others

    20 S Madeira St · 0.21 mi SE · Mechanical (HVAC)
    Jun 5$8,500
20. Replacing Gas Furnace and Replacing 4 Ton A/C

    2013 E Baltimore St · 0.19 mi SW · Mechanical (HVAC)
    Jun 4$13,987
21. We would like to remove the existing siding from the back of this house and address some water encroachment…

    18 N Montford Ave · 0.21 mi SE · Alteration or repair
    May 29$4,500
22. 2 Ton pump, duct work, 3 exhausts

    2313 Jefferson St · 0.23 mi NE · Mechanical (HVAC)
    May 27$4,000
23. Permit, no description from the city

    508 N Duncan St · 0.20 mi N · Other
    May 20$1,500
24. Install and make connections for 2 water closets

    2313 Jefferson St · 0.23 mi NE · Plumbing
    May 19$1,600
25. Install a Combined Automatic Standpipe and Full Water Based Automatic Fire Protection system in New 9 Story…

    528 N Washington St · 0.25 mi NW · Fire systems
    May 19$1,689,975
26. Install one supply duct only

    20 S Madeira St · 0.21 mi SE · Mechanical (HVAC)
    May 15$3,500
27. Replace 2-ton heat pump, air handler

    120 N Wolfe St · 0.21 mi W · Mechanical (HVAC)
    May 14$10,143
28. 200amp service 15 new circuits

    2313 Jefferson St · 0.23 mi NE · Electrical
    May 14$2,500
29. Replace (1) 80000 btu furnace and duct work gas by others

    523 N Patterson Park Ave · 0.24 mi NE · Mechanical (HVAC)
    May 13$8,500
30. Removal of non-structural damaged materials

    12 S Patterson Park Ave · 0.22 mi SE · Alteration or repair
    May 12$1,000
31. 2 Ton heat pump, duct work, 3 exhausts

    2311 Jefferson St · 0.23 mi NE · Mechanical (HVAC)
    May 11$4,000
32. Install 20 new circuits as per code

    1923 E Baltimore St · 0.22 mi SW · Electrical
    May 6$2,500
33. Wiring a finished basement

    2320 E Baltimore St · 0.22 mi SE · Electrical
    May 6$5,000
34. Water and waste reconstruction exhaust 400 cfm

    21 N Bradford St · 0.20 mi SE · Other
    May 5$1,200
35. Rough-in (5) baths (1) Kitchen (1) Laundry (1) Electric water heater

    1923 E Baltimore St · 0.22 mi SW · Plumbing
    May 5$1,150
36. Replace gas range new flerx connector

    423 N Bradford St · 0.22 mi NE · Plumbing
    May 1$150

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

• 119 N Duncan St newest permit Oct 5, 2026
• 424 N Duncan St newest permit Nov 27, 2024
• 506 N Duncan St newest permit Dec 23, 2025
• 508 N Duncan St newest permit May 20, 2026
• 510 N Duncan St newest permit Jun 25, 2025
• 513 N Duncan St newest permit Feb 9, 2026
• 514 N Duncan St newest permit May 14, 2025
• 522 N Duncan St newest permit Apr 23, 2025
• 703 N Duncan St newest permit Mar 24, 2025
• 707 N Duncan St newest permit Mar 2, 2026

Baltimore Department of Housing and Community Development updated its data Oct 15, 2026. We checked it Oct 15, 09:39 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