# Building permits at 100 Dolphin St, Baltimore, MD Two permits on record here. The newest, Aug 20: The alteration to an existing wet system with a relocation of 13 Sprinkler heads. Within a quarter mile, the city has issued 31 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Aug 20, 2026 | Fire systems | The alteration to an existing wet system with a relocation of 13 Sprinkler heads. | $3,000 | [BCCM-26-003488](https://nearbypermits.com/baltimore/permit/BCCM-26-003488/) | | Jul 14, 2026 | Electrical | Interior Alteration of three existing instructional spaces located on the 4th floor. SCOPE OF WORK: ------ LEVEL II INTERIOR ALTERATIONS -------- - includes reconfigured architectural spaces, interior finishes, furnishings. ------- TRADES ------- mechanical, electrical, and plumbing systems. As per | $600,000 | [BCCM-26-000628](https://nearbypermits.com/baltimore/permit/BCCM-26-000628/) | ## Within ¼ mi since May 1, 2026 31 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 4 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 1, 2026 | [1205 John St](https://nearbypermits.com/baltimore/address/1205-john-st/) | 190 ft W | Mechanical (HVAC) | Install two 2 ton heat pumps and two 1.5 ton heat pump all work to be done as per code | $5,000 | [BRCM-26-019808](https://nearbypermits.com/baltimore/permit/BRCM-26-019808/) | | Sep 18, 2026 | [1205 John St](https://nearbypermits.com/baltimore/address/1205-john-st/) | 190 ft W | Mechanical (HVAC) | Install 3 heat pump system for 3 apartments: 1.5 tons heat pump for each apartment. Install 3-bathroom exhaust vent and 3 dryer (one exhaust and one dryer for each apartment) | $24,000 | [BRCM-26-018917](https://nearbypermits.com/baltimore/permit/BRCM-26-018917/) | | Jun 16, 2026 | [1205 John St](https://nearbypermits.com/baltimore/address/1205-john-st/) | 190 ft W | Electrical | 10 Circuits, 30fixtures 15 plumbing fixtures, water and waste reconstruction. | $10,000 | [BRCM-26-012400](https://nearbypermits.com/baltimore/permit/BRCM-26-012400/) | | May 29, 2026 | [1205 John St](https://nearbypermits.com/baltimore/address/1205-john-st/) | 190 ft W | Alteration or repair | Category i: removal of debris left by previous tenant, removal of exist carpet, removal of exist windows, and kitchen cabinets, back yard grass) new work: install new kitchen cabinets, new laminate flooring, intall new windows as per chap approval, same size and location. New interior wall painting, | $20,000 | [BCCM-26-002098](https://nearbypermits.com/baltimore/permit/BCCM-26-002098/) | ### This block (250 to 1,000 ft), 13 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 2, 2026 | [1327 Park Ave](https://nearbypermits.com/baltimore/address/1327-park-ave/) | 870 ft W | Mechanical (HVAC) | *American Standard Furnace S8X1C080M5P- Single Stage American Standard, S8X1 Series 80 AFUE Single Stage Gas, 80,000 BTU, American Standard Condenser 5A7A6042A1- Single Stage American Standard, Silver Series 16 Single Stage, 3.5 Ton, Air Conditioner | $15,068 | [BRCM-26-018342](https://nearbypermits.com/baltimore/permit/BRCM-26-018342/) | | Aug 25, 2026 | [204 W Lanvale St](https://nearbypermits.com/baltimore/address/204-w-lanvale-st/) | 860 ft W | Fence, wall or deck | SCOPE OF WORK: ---- FENCE ----- - We are to remove and rebuild 401 linear ft of 3 ft picket fence. Also, - remove and rebuild 28 linear ft of 4 ft shadowbox fence. As per plans and as per code. | $10,000 | [BCCM-26-002965](https://nearbypermits.com/baltimore/permit/BCCM-26-002965/) | | Aug 13, 2026 | [129 W Lanvale St](https://nearbypermits.com/baltimore/address/129-w-lanvale-st/) | 320 ft W | Alteration or repair | Remove and dispose 6 vinyl windows in rear 2nd & 3rd floors as per code Remove and dispose 1 sliding vinyl window and 1 double hung window in the kitchen Replace vinyl windows with new Marvin Ultimate clad/wood double hung windows with Historic Ridgeline casing. Installl new casement window in kitch | $15,000 | [BRCM-26-016043](https://nearbypermits.com/baltimore/permit/BRCM-26-016043/) | | Aug 6, 2026 | [140 W Lafayette Ave](https://nearbypermits.com/baltimore/address/140-w-lafayette-ave/) | 980 ft NW | Mechanical (HVAC) | Change out one 10-ton gas fired rtu | $300,000 | [BCCM-26-003204](https://nearbypermits.com/baltimore/permit/BCCM-26-003204/) | | Jul 24, 2026 | [1316 Park Ave](https://nearbypermits.com/baltimore/address/1316-park-ave/) | 980 ft W | Other | 5 - floodlights 15 - Bollards: Keystone 6" Bollard 6 - ground mount floodlights 2 (2)head flood lights 1 - canopy fixture 2 - surface mount fixtures as per code | $43,141 | [BCCM-26-002380](https://nearbypermits.com/baltimore/permit/BCCM-26-002380/) | | Jul 21, 2026 | [1316 Park Ave](https://nearbypermits.com/baltimore/address/1316-park-ave/) | 980 ft W | Mechanical (HVAC) | Wire replacement HVAC system and transformers. | $20,000 | [BCCM-26-002867](https://nearbypermits.com/baltimore/permit/BCCM-26-002867/) | | Jul 16, 2026 | [1227 Park Ave](https://nearbypermits.com/baltimore/address/1227-park-ave/) | 630 ft W | Alteration or repair | Remove entire old asphalt membranes Repair and replace damage wood and replace with new plywood Lay down asphalt membranes on entire roof Torch down material to seal all openings Install White Flashing around roof where needed Haul away all debris Labor and material included | $15,000 | [BCCM-26-002341](https://nearbypermits.com/baltimore/permit/BCCM-26-002341/) | | Jul 9, 2026 | [1410 W Mount Royal Ave](https://nearbypermits.com/baltimore/address/1410-w-mount-royal-ave/) | 970 ft NW | Alteration or repair | Replace existing 2.5 ton ac and coil | $14,289 | [BRCM-26-012502](https://nearbypermits.com/baltimore/permit/BRCM-26-012502/) | | Jul 9, 2026 | [1316 Park Ave](https://nearbypermits.com/baltimore/address/1316-park-ave/) | 980 ft W | Mechanical (HVAC) | Replacement of existing HVAC dual air handler system. Installing new VRF dual air handler system | $80,000 | [BCCM-26-001329](https://nearbypermits.com/baltimore/permit/BCCM-26-001329/) | | Jun 30, 2026 | [1211 Bolton St](https://nearbypermits.com/baltimore/address/1211-bolton-st/) | 940 ft SW | Scaffold or sidewalk shed | Grind North, East and South elevation brick mortar joints. Repoint using lime/sand mortar to match color, style and strength. Apply clear coat permeable silicate water repellent as per plans and per code. Repair to match West elevation 1st floor entry door portico crown moulding. Repaint exterior tr | $38,000 | [BRCM-25-021555](https://nearbypermits.com/baltimore/permit/BRCM-25-021555/) | | Jun 11, 2026 | [141 W Lanvale St](https://nearbypermits.com/baltimore/address/141-w-lanvale-st/) | 440 ft W | Plumbing | 48K btu gas range replacement with same | $140 | [BRCM-26-012222](https://nearbypermits.com/baltimore/permit/BRCM-26-012222/) | | May 20, 2026 | [126 W Lafayette Ave](https://nearbypermits.com/baltimore/address/126-w-lafayette-ave/) | 830 ft NW | Electrical | Install 8 circuits per code | $8,000 | [BRCM-26-010666](https://nearbypermits.com/baltimore/permit/BRCM-26-010666/) | | May 7, 2026 | [126 W Lafayette Ave](https://nearbypermits.com/baltimore/address/126-w-lafayette-ave/) | 830 ft NW | Other | Reconstruct waste and water for 2nd and 3rd fl bath rooms | $10,000 | [BRCM-26-009705](https://nearbypermits.com/baltimore/permit/BRCM-26-009705/) | ### Farther (1,000 ft to ¼ mi), 14 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 1, 2026 | [1429 John St](https://nearbypermits.com/baltimore/address/1429-john-st/) | 0.21 mi NW | Fence, wall or deck | Gut rehab renovation of existing rowhouse new exterior work: new windows (10) in existing openings, new windows in new openings (3), new exterior doors (1) in existing opening, new exterior doors in new openings (1), new gutters, new downspouts, new rear deck, new deck stairs, new deck railings. New | $200,000 | [BRCM-26-019137](https://nearbypermits.com/baltimore/permit/BRCM-26-019137/) | | Sep 8, 2026 | [229 W Lanvale St](https://nearbypermits.com/baltimore/address/229-w-lanvale-st/) | 0.21 mi SW | Alteration or repair | Minor repointing at back side of house. ATP has been applied for through Chaps. A pollution control form will be attached to this application This property is in an Urban Renewal Plan Area and must follow URP guidelines. For more information visit, https://planning.baltimorecity.gov/planning-plans/u | $3,000 | [BRCM-26-017789](https://nearbypermits.com/baltimore/permit/BRCM-26-017789/) | | Aug 31, 2026 | [1432 John St](https://nearbypermits.com/baltimore/address/1432-john-st/) | 0.21 mi NW | Electrical | Replace existing 200 amp panel and line side service cable due to water damage failure as per code. Electric work only, no mechanical, no building. Emergency job due to customer with no power | $5,000 | [BRCM-26-017813](https://nearbypermits.com/baltimore/permit/BRCM-26-017813/) | | Aug 28, 2026 | [1429 Park Ave](https://nearbypermits.com/baltimore/address/1429-park-ave/) | 0.22 mi W | Electrical | 100 amp to 200 amp heavy up. | $5,000 | [BRCM-26-017526](https://nearbypermits.com/baltimore/permit/BRCM-26-017526/) | | Aug 20, 2026 | [1429 John St](https://nearbypermits.com/baltimore/address/1429-john-st/) | 0.21 mi NW | Plumbing | 1- gas stove 14,000 btu | $1,200 | [BRCM-26-017099](https://nearbypermits.com/baltimore/permit/BRCM-26-017099/) | | Aug 12, 2026 | [24 W Preston St](https://nearbypermits.com/baltimore/address/24-w-preston-st/) | 0.19 mi SE | Alteration or repair | Replacement of 120 of 4 sanitary pipe in the Social Hall as per code. All work will be on the interior of the property. No work in the public right of way | $16,000 | [BCCM-26-003319](https://nearbypermits.com/baltimore/permit/BCCM-26-003319/) | | Aug 5, 2026 | [24 W Preston St](https://nearbypermits.com/baltimore/address/24-w-preston-st/) | 0.19 mi SE | Fire systems | Fire alarm work at the project which is a Level 2 alteration to the existing Greek Orthodox Cathedral of the Annunciation. (1)-FACP, (1) Voice Evac Control Panel, (1) FAAP, (14) Pull station, (87) Smoke detector, (3) Heat detector, (50) Speaker/Strobe, (16) Strobe, (2) Remote test switch, (6) Relay | $168,378 | [BCCM-26-001911](https://nearbypermits.com/baltimore/permit/BCCM-26-001911/) | | Aug 4, 2026 | [1204 Bolton St](https://nearbypermits.com/baltimore/address/1204-bolton-st/) | 0.21 mi SW | Electrical | Direct replacement of 2.5 Ton Heat Pump & Air Handler with new Lennox 2.5 Ton heat pump (M: ML14KP1-030) & 2.5 Ton Air Handler (M: CBK45UHET-030) and installing 2 branch circuits | $12,476 | [BRCM-26-015522](https://nearbypermits.com/baltimore/permit/BRCM-26-015522/) | | Aug 4, 2026 | [1204 Bolton St](https://nearbypermits.com/baltimore/address/1204-bolton-st/) | 0.21 mi SW | Mechanical (HVAC) | Direct replacement of 2.5 Ton Heat Pump & Air Handler with new Lennox 2.5 Ton Heat Pump (M:ML14KP1-030) & 2.5 Ton Air Handler (M:CBK45UHET-030) | $12,476 | [BRCM-26-015446](https://nearbypermits.com/baltimore/permit/BRCM-26-015446/) | | Jul 31, 2026 | [1429 John St](https://nearbypermits.com/baltimore/address/1429-john-st/) | 0.21 mi NW | Mechanical (HVAC) | 2- hvac units, ducts, 4- bathroom fans, 2- exhaust fan | $7,500 | [BRCM-26-013968](https://nearbypermits.com/baltimore/permit/BRCM-26-013968/) | | Jul 12, 2026 | [1429 John St](https://nearbypermits.com/baltimore/address/1429-john-st/) | 0.21 mi NW | Other | 41/2 bathroom, 4-bathroom sinks, 3-shower, 1- tub, 1-kitchen sink, 1-washer, | $7,500 | [BRCM-26-013969](https://nearbypermits.com/baltimore/permit/BRCM-26-013969/) | | Jul 12, 2026 | [1429 John St](https://nearbypermits.com/baltimore/address/1429-john-st/) | 0.21 mi NW | Electrical | 200-amp service 30-circuits, 75-fixtures | $7,500 | [BRCM-26-013967](https://nearbypermits.com/baltimore/permit/BRCM-26-013967/) | | Jul 6, 2026 | [1429 John St](https://nearbypermits.com/baltimore/address/1429-john-st/) | 0.21 mi NW | Alteration or repair | Interior renovation of an existing rowhouse conversation from rooming house, multi family to single family rowhouse. Level 1 demo. No structural alterations. All existing stairs to remain. Basement: 1 bedroom, 1 bathroom, family room 1st Floor: Living room, dining room, kitchen, 1/2 bathroom 2nd Flo | $200,000 | [BRCM-26-011274](https://nearbypermits.com/baltimore/permit/BRCM-26-011274/) | | May 11, 2026 | [1430 John St](https://nearbypermits.com/baltimore/address/1430-john-st/) | 0.21 mi NW | Other | | $8,000 | [BRCM-26-007150](https://nearbypermits.com/baltimore/permit/BRCM-26-007150/) | ## More on this street Other addresses on Dolphin St with permits, nearest house number first: - [518 Dolphin St](https://nearbypermits.com/baltimore/address/518-dolphin-st/): newest permit Nov 19, 2025 - [524 Dolphin St](https://nearbypermits.com/baltimore/address/524-dolphin-st/): newest permit Jul 15, 2025 - [526 Dolphin St](https://nearbypermits.com/baltimore/address/526-dolphin-st/): newest permit May 17, 2025 - [620 Dolphin St](https://nearbypermits.com/baltimore/address/620-dolphin-st/): newest permit Nov 21, 2025 - [622 Dolphin St](https://nearbypermits.com/baltimore/address/622-dolphin-st/): newest permit Nov 21, 2025 - [701 Dolphin St](https://nearbypermits.com/baltimore/address/701-dolphin-st/): newest permit Nov 20, 2025 - [702 Dolphin St](https://nearbypermits.com/baltimore/address/702-dolphin-st/): newest permit Apr 29, 2026 - [707 Dolphin St](https://nearbypermits.com/baltimore/address/707-dolphin-st/): newest permit Aug 6, 2026 - [712 Dolphin St](https://nearbypermits.com/baltimore/address/712-dolphin-st/): newest permit May 5, 2025 - [715 Dolphin St](https://nearbypermits.com/baltimore/address/715-dolphin-st/): newest permit Aug 7, 2025 --- 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 2026-10-08 10:29 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, both permits at this address and 31 nearby: https://nearbypermits.com/baltimore/address/100-dolphin-st/