# Building permits at 3400 N Charles St Hackerman Bldg, Baltimore, MD

3510 N Charles St: a new building permitted Jul 6, demolition Jul 8.

Six permits on record here. The newest, Nov 25, 2024: Work consists of modifying existing wet fire sprinkler system by adding 1 and relocating 5 fire sprinklers to. Within a quarter mile, the city has issued 38 more permits since May 1. Three are for new buildings, the nearest under 10 ft away.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Nov 25, 2024 | Fire systems | work consists of modifying existing wet fire sprinkler system by adding 1 and relocating 5 fire sprinklers to accommodate the new int. alt. all work shall conform to nfpa 13-2016 and baltimore city fire code. match existing oh occupancy throughoout, match existing maximum protection area between spr | $11,000 | [COM2024-02517](https://nearbypermits.com/baltimore/permit/COM2024-02517/) |
| Sep 4, 2024 | Electrical | Amend permit: add electrical contractor.(original permit:com2024-01271:the interior alteration and expansion of several rooms within hackerman hall of johns hopkins university. Includes new drywall, interior doors, finishes, and associated mechanical and electrical work as per plans as per code.) or | Not listed | [COM2024-80130](https://nearbypermits.com/baltimore/permit/COM2024-80130/) |
| Aug 15, 2024 | Electrical | Amend permit: add HVAC contractor. (Original permit:com2024-01271:the interior alteration and expansion of several rooms within hackerman hall of johns hopkins university. Includes new drywall, interior doors, finishes, and associated mechanical and electrical work as per plans as per code.) origina | Not listed | [COM2024-78036](https://nearbypermits.com/baltimore/permit/COM2024-78036/) |
| Aug 8, 2024 | Electrical | Amend permit: add electrical contractor. (Original permit:com2024-01271:the interior alteration and expansion of several rooms within hackerman hall of johns hopkins university. Includes new drywall, interior doors, finishes, and associated mechanical and electrical work as per plans as per code.) o | Not listed | [COM2024-77008](https://nearbypermits.com/baltimore/permit/COM2024-77008/) |
| Aug 7, 2024 | Electrical | The interior alteration and expansion of several rooms within hackerman hall of johns hopkins university. Includes new drywall, interior doors, finishes, and associated mechanical and electrical work as per plans as per code. | $75,000 | [COM2024-01271](https://nearbypermits.com/baltimore/permit/COM2024-01271/) |
| Apr 29, 2021 | Fire systems | demo the sprinkler branch lines to allow new duct work to be installed, re-install branchlines to provide the proper sprinkler coverage (9 heads) in the newly renovated office space as per plans as per code. | $6,850 | [COM2021-01249](https://nearbypermits.com/baltimore/permit/COM2021-01249/) |

## Within ¼ mi since May 1, 2026

38 permits in the circle. From our copy of the city's data (last 24 months).

### Next door (under 250 ft), 29 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 8, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | Design and Install new 1761 head sprinkler wet system and standpipes in existing library. Building is 6 Floors, 2 above grade and 4 below grade. Replace existing standpipes with new. Tie-in new system after existing 6" backflow and 8" underground fire line tied into private loop on Johns Hopkins Cam | Not listed | [BCCM-25-000823](https://nearbypermits.com/baltimore/permit/BCCM-25-000823/) |
| Sep 28, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | REVISION TO ORIGINAL PERMIT BCCM-26-002374 - 3rd Party review Floorplan 1 - Added sprinkler plans for the Cage Wash and Loading Dock areas. Revised the Scope of Work to include modifications within the Cage Wash area and to clarify that no sprinkler modifications are required within the Loading Dock | $39,900 | [BCCM-26-004044](https://nearbypermits.com/baltimore/permit/BCCM-26-004044/) |
| Sep 15, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Electrical | Trellis lighting and receptacles | $75,000 | [BCCM-26-004089](https://nearbypermits.com/baltimore/permit/BCCM-26-004089/) |
| Sep 15, 2026 | [3200 N Charles St](https://nearbypermits.com/baltimore/address/3200-n-charles-st/) | under 10 ft | New building | For Proposed New Building Known as Address 3510 North Charles Street SCOPE OF WORK: ------ NEW CONSTRCUTION ------- - of a 400-bed and 500+ seat dining facility. The design includes at-grade access from the lowest level (at Charles Street) for dining, at-grade access for dining at level 1 (campus si | $107,650,000 | [BCCM-26-000762](https://nearbypermits.com/baltimore/permit/BCCM-26-000762/) |
| Sep 14, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Other | Telecom installation: Install as per code 800 loc voltage category 6a cables for data, wireless access point, voice and access control usage. | $250,000 | [BCCM-26-004086](https://nearbypermits.com/baltimore/permit/BCCM-26-004086/) |
| Sep 10, 2026 | [3510 N Charles St](https://nearbypermits.com/baltimore/address/3510-n-charles-st/) | under 10 ft | Alteration or repair | SCOPE OF WORK: ---- PAVING ---- - Placing a temporary foundation for Tower crane within the building foot print to build (permit # BCCM-26-000762). The foundation does not disrupt any public street or right of way. The temporary foundation is to build the Tower Crane. As per plans and as per code. P | $37,500 | [BCCM-26-003699](https://nearbypermits.com/baltimore/permit/BCCM-26-003699/) |
| Sep 9, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | New building | This project includes the construction of new laboratory spaces in an existing shell space on the third floor of macaulay hall. The new construction will include mechanical, electrical and plumbing modifications. As per plans as per code. Please amend this permit application to add all required lice | $3,900,000 | [BCCM-26-002750](https://nearbypermits.com/baltimore/permit/BCCM-26-002750/) |
| Sep 1, 2026 | [3510 N Charles St](https://nearbypermits.com/baltimore/address/3510-n-charles-st/) | under 10 ft | Alteration or repair | Scope of work: Exterior alterations to include: Temporary Construction Office Trailer for construction permit: BCCM-26-000762 as per code as per plans/specifications | $100,000 | [BCCM-26-003681](https://nearbypermits.com/baltimore/permit/BCCM-26-003681/) |
| Jul 17, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | Replace existing fire alarm system with a new system. As per plans as per code. | $234,492 | [BCCM-26-002293](https://nearbypermits.com/baltimore/permit/BCCM-26-002293/) |
| Jul 13, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Electrical | Replace (1) 15k Medium Voltage Transformer, relocate to new location and provide (1) new Medium Voltage transformer switch. Replace (1) 15k Medium Voltage Campus switch. Replace existing 15k Medium Voltage cabling Provide new 15k Medium Voltage cable from 15k Medium Voltage Campus switch to new tran | $1,728,191 | [BCCM-26-001802](https://nearbypermits.com/baltimore/permit/BCCM-26-001802/) |
| Jul 8, 2026 | [3510 N Charles St](https://nearbypermits.com/baltimore/address/3510-n-charles-st/) | under 10 ft | Demolition | Razing of existing 4 story building (130ftx253ft) | Not listed | [BDEM-26-000043](https://nearbypermits.com/baltimore/permit/BDEM-26-000043/) |
| Jul 8, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | This includes adding sprinkler heads within an approximately 2,800 sq. ft. laboratory space and an approximately 580 sq. ft. USS IT room. All new sprinkler piping and heads will be fed from the existing 6" main located within the corridor. | $39,900 | [BCCM-26-002374](https://nearbypermits.com/baltimore/permit/BCCM-26-002374/) |
| Jul 7, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | Provide and install fire alarm as per code and drawings 102362.7 | Not listed | [BCCM-25-004559](https://nearbypermits.com/baltimore/permit/BCCM-25-004559/) |
| Jul 6, 2026 | [3510 N Charles St](https://nearbypermits.com/baltimore/address/3510-n-charles-st/) | under 10 ft | New building | Site work to prepare for new building (new 400-bed residence hall and 500-seat dining facility- permits to be processed under separate applications and plans sets) SCOPE OF WORK: ----- GRADING/ HARDSCAPES/ RETAINING WALL/ FENCE/ ------- including grading, landscape, and site utilities. LOD 147,400 S | $12,050,000 | [BCCM-26-000049](https://nearbypermits.com/baltimore/permit/BCCM-26-000049/) |
| Jul 1, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | 3RD PARTY REVIEW - RICK ARVIN - BUILDING PERMIT - COM2024-02800 BFPE will modify the existing wet pipe sprinkler system for the Macaulay Hall Krios Lab renovation. Work includes adding new sprinkler piping and sprinklers to provide proper coverage for the renovated spaces and revised ceiling conditi | $23,500 | [BCCM-26-002635](https://nearbypermits.com/baltimore/permit/BCCM-26-002635/) |
| Jun 22, 2026 | [3200 N Charles St](https://nearbypermits.com/baltimore/address/3200-n-charles-st/) | under 10 ft | Fire systems | JHU BIOLOGY EAST HALL 1ST FLOOR BHABHA AND EKIERT LAB RENOVATIONS The renovation will include but not limited to: SCOPE OF WORK: Install 16 horn/strobes per NEC/approved fire alarm drawings | Not listed | [BCCM-26-000431](https://nearbypermits.com/baltimore/permit/BCCM-26-000431/) |
| Jun 18, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Electrical | Fire alarm equipment for the project located at 3499 N Charles Street, Baltimore, MD 21218. The scope of work involves adding horn strobes, strobes, and SLC devices to the area of work. The audio/visual devices will be tied into new NAC circuit N1-1 from a new PAD-4 NACP. The new SLC devices will be | $5,000 | [BCCM-26-002395](https://nearbypermits.com/baltimore/permit/BCCM-26-002395/) |
| Jun 16, 2026 | [3510 N Charles St](https://nearbypermits.com/baltimore/address/3510-n-charles-st/) | under 10 ft | Other | This SOE install includes 98 drilled piles with a total of 26 tiebacks, locations shown on plans. The top elevation is 242 , and the lowest bottom of footing elevation is 222 . | $592,882 | [BCCM-26-001320](https://nearbypermits.com/baltimore/permit/BCCM-26-001320/) |
| Jun 9, 2026 | [3200 N Charles St](https://nearbypermits.com/baltimore/address/3200-n-charles-st/) | under 10 ft | Roofing | Removal of existing terrace hardscape, replacement of waterproofing assembly, installation of new terrace hardscape, lowering of perimeter scuppers, installation of new perimeter French drain piping, replacement of limited plantings surrounding the terrace, new knee walls at the north end of the ter | $2,500,000 | [BCCM-25-004600](https://nearbypermits.com/baltimore/permit/BCCM-25-004600/) |
| Jun 4, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | New fire alarm detection system as per plans as per code. | Not listed | [BCCM-25-003540](https://nearbypermits.com/baltimore/permit/BCCM-25-003540/) |
| Jun 3, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Plumbing | Internal gas line connection by adding valves & gas stub out to allow for a new BGE gas meter to be installed at AMR2. (Amending # BCCM-26-000039, which was issued on 2/5/26) | $9,900 | [BCCM-26-002137](https://nearbypermits.com/baltimore/permit/BCCM-26-002137/) |
| May 29, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Electrical | Low Voltage Data/AV Cabling- consists of 40 rooms and 247 devices to include (displays, touch panels, video interfaces, microphones, speakers and equipment racks with video and audio processing) and 286 Cables | $1,251,682 | [BCCM-26-000646](https://nearbypermits.com/baltimore/permit/BCCM-26-000646/) |
| May 22, 2026 | [3400 N Charles St Baltimore Maryland 21218-0000](https://nearbypermits.com/baltimore/address/3400-n-charles-st-baltimore-maryland-21218--0000/) | under 10 ft | Other | Amend permit com2024-00501 plan no 2024-458 issued 6/26/24 room names and occupancy classes have been added, over-spaced head has been moved to quarter point of tile to provide proper coverage (30 heads) as per plans as per code (failed inspection from september 23, 2024. Please note the following a | Not listed | [COM2024-02996](https://nearbypermits.com/baltimore/permit/COM2024-02996/) |
| May 19, 2026 | [115 W University Pkwy](https://nearbypermits.com/baltimore/address/115-w-university-pkwy/) | under 10 ft | Other | Mobile Communications America will install a public safety DAS at a JHU early learning center. as per plans as per code | Not listed | [BCCM-25-004223](https://nearbypermits.com/baltimore/permit/BCCM-25-004223/) |
| May 19, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Alteration or repair | Mobile Communications America will install a public safety DAS in the renovated JHU- Milton S. Eisenhower Library. | Not listed | [BCCM-25-003847](https://nearbypermits.com/baltimore/permit/BCCM-25-003847/) |
| May 12, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Addition | Partial Renovation of existing spaces in Krieger Hall at the JHU, Homewood Campus. SCOPE OF WORK: ------ EXTETIOR ALTERATIONS ------- Ground Floor: - Demolition of a portion of the existing loading dock, - addition of a freestanding canopy and screen wall for privacy. ------ LEVEL II INTERIOR ALTERA | $5,500,000 | [BCCM-26-001012](https://nearbypermits.com/baltimore/permit/BCCM-26-001012/) |
| May 6, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Fire systems | (6) sprinkler relocation on existing sprinkler system for tenant improvement. | $6,500 | [BCCM-26-001497](https://nearbypermits.com/baltimore/permit/BCCM-26-001497/) |
| May 5, 2026 | [3400 N Charles St](https://nearbypermits.com/baltimore/address/3400-n-charles-st/) | under 10 ft | Alteration or repair | Demo Old devices and Install 5 wall mounted horn/Strobes on existing NAC circuit. as per plans as per code. | $1,000 | [BCCM-25-003559](https://nearbypermits.com/baltimore/permit/BCCM-25-003559/) |
| May 4, 2026 | [3200 N Charles St](https://nearbypermits.com/baltimore/address/3200-n-charles-st/) | under 10 ft | Other |  | $335,000 | [BCCM-25-003650](https://nearbypermits.com/baltimore/permit/BCCM-25-003650/) |

### Farther (1,000 ft to ¼ mi), 9 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 2, 2026 | [3520 San Martin Dr](https://nearbypermits.com/baltimore/address/3520-san-martin-dr/) | 0.19 mi SW | Other | Mobile Communications America will install a Public Safety DAS at Johns Hopkins University Carnegie Institute. | $58,000 | [BCCM-26-003224](https://nearbypermits.com/baltimore/permit/BCCM-26-003224/) |
| Sep 18, 2026 | [200 Wyman Park Dr](https://nearbypermits.com/baltimore/address/200-wyman-park-dr/) | 0.19 mi SW | Elevator | DSAI North Building is designed as an instructional building which will include offices for graduate students and faculty, classrooms, lab spaces and support spaces. A future fit-out permit package will be submitted and will include the design of offices, laboratories, and control areas along with a | $187,751,000 | [BCCM-25-001599](https://nearbypermits.com/baltimore/permit/BCCM-25-001599/) |
| Jul 14, 2026 | [200 Wyman Park Dr](https://nearbypermits.com/baltimore/address/200-wyman-park-dr/) | 0.19 mi SW | Grading | Support of Excavation installation and placement, which includes 24 soldier piles, with lagging in between. | $224,300 | [BCCM-26-002109](https://nearbypermits.com/baltimore/permit/BCCM-26-002109/) |
| Jul 14, 2026 | [200 Wyman Park Dr](https://nearbypermits.com/baltimore/address/200-wyman-park-dr/) | 0.19 mi SW | Grading | RELATED PERMIT BCCM-25-001599 SCOPE OF WORK: --- GRADING ----- Below grade site stabilization, for deep foundation preparation - 66 shafts total, 3 diameter, depth varies from 46 to 65 . As per plans and as per code. | $1,098,810 | [BCCM-26-001369](https://nearbypermits.com/baltimore/permit/BCCM-26-001369/) |
| Jun 18, 2026 | [3500 San Martin Dr](https://nearbypermits.com/baltimore/address/3500-san-martin-dr/) | 0.19 mi SW | Alteration or repair | Partial interior renovation (10,000 sf) of a 23,000 SF office suite. Selective demolition of interior walls, lighting, ceiling and finishes. New interior partition walls, ceiling, lighting and finishes. Mechanical and electrical work to accommodate the new configuration. As per plans and as per code | $1,500,000 | [BCCM-26-001100](https://nearbypermits.com/baltimore/permit/BCCM-26-001100/) |
| May 28, 2026 | [3330 Saint Paul St](https://nearbypermits.com/baltimore/address/3330-saint-paul-st/) | 0.25 mi E | Alteration or repair | Expedited review requested. Remodel of existing mercantile space. There is no change to use or occupancy. Building is fully sprinklered. Scope of work: ----- level i interior alterations ----- - new painting, new wall finishes, new floorcovering, new pos (point of sale) fixtures, loose merchandising | $525,000 | [BCCM-26-001084](https://nearbypermits.com/baltimore/permit/BCCM-26-001084/) |
| May 20, 2026 | [3330 Saint Paul St](https://nearbypermits.com/baltimore/address/3330-saint-paul-st/) | 0.25 mi E | Electrical | Expedited DEMO Permit Requested. Interior remodel of existing mercantile space. Demolition of interior wall-mounted millwork, flooring, loose fixtures, and existing cafe millwork (including related electrical & plumbing components). There is no change to use or occupancy. Building is fully sprinkler | $525,000 | [BCCM-26-000970](https://nearbypermits.com/baltimore/permit/BCCM-26-000970/) |
| May 14, 2026 | [200 Wyman Park Dr](https://nearbypermits.com/baltimore/address/200-wyman-park-dr/) | 0.19 mi SW | Grading | SCOPE OF WORK: --- GRADING ---- Associated with Installation / creation of 95 piles within the property boundaries. As per plans and as per code | $659,200 | [BCCM-26-001331](https://nearbypermits.com/baltimore/permit/BCCM-26-001331/) |
| May 14, 2026 | [3330 Saint Paul St](https://nearbypermits.com/baltimore/address/3330-saint-paul-st/) | 0.25 mi E | Sign | Install (2) hanging building-mounted signs for Johns Hopkins Campus Store: Sign 1) "JOHN HOPKINS CAMPUS STORE" illuminated 18" x 15' = 22.5 SF on East Elevation. Sign 2) "JOHN HOPKINS CAMPUS STORE" illuminated 18" x 15' = 22.5 SF on the South building elevation. | $5,000 | [BCCM-26-000554](https://nearbypermits.com/baltimore/permit/BCCM-26-000554/) |

## Zoning requests nearby

We don't list zoning cases for Baltimore yet. Look them up on the city's Baltimore Municipal Zoning and Appeals Board page: https://www.baltimorecity.gov/mayor/our-work/boards-commissions/boards/baltimore-municipal-zoning-and-appeals-board-bmza

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Source: Baltimore Department of Housing and Community Development permit data (https://www.arcgis.com/home/item.html?id=189e6d1c65df4e13b38c0027cee574f6), City of Baltimore, CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/). Checked 2026-10-16 21:58 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 6 permits at this address and 38 nearby: https://nearbypermits.com/baltimore/address/3400-n-charles-st-hackerman-bldg/