# Building permits at 4107 Marx Ave, Baltimore, MD Two permits on record here. The newest, May 8: Install a 18K BTU ductless split heat pump system with 1 outdoor unit and 1 indoor unit. Within a quarter mile, the city has issued 21 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | May 8, 2026 | Mechanical (HVAC) | Install a 18K BTU ductless split heat pump system with 1 outdoor unit and 1 indoor unit. Replace disconnect for ductless heat pump. | $9,312 | [BRCM-26-009775](https://nearbypermits.com/baltimore/permit/BRCM-26-009775/) | | Sep 25, 2023 | Other | install (1) 40000 btu fuel-burning equip as per code. | $2,231 | [COM2023-80760](https://nearbypermits.com/baltimore/permit/COM2023-80760/) | ## Within ¼ mi since May 1, 2026 21 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 12 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 25, 2026 | [4617 Schley Ave](https://nearbypermits.com/baltimore/address/4617-schley-ave/) | 390 ft N | Mechanical (HVAC) | Install new mini split system. Install 27k heat pump (mini split outdoor) and (3) 9k air handlers (mini split indoors) | $27,000 | [BRCM-26-019630](https://nearbypermits.com/baltimore/permit/BRCM-26-019630/) | | Sep 16, 2026 | [4106 Saint Thomas Ave](https://nearbypermits.com/baltimore/address/4106-saint-thomas-ave/) | 500 ft S | Plumbing | Replace water service from meter to house | $5,000 | [BRCM-26-018855](https://nearbypermits.com/baltimore/permit/BRCM-26-018855/) | | Sep 8, 2026 | [4617 Schley Ave](https://nearbypermits.com/baltimore/address/4617-schley-ave/) | 390 ft N | Electrical | Upgrade existing 100 to 200amp service. existing (2) 100 amp meters moved outside. update grounding and bonding to code. | $5,000 | [BRCM-26-018309](https://nearbypermits.com/baltimore/permit/BRCM-26-018309/) | | Sep 1, 2026 | [4103 Southern Ave](https://nearbypermits.com/baltimore/address/4103-southern-ave/) | 650 ft NE | Roofing | Interior Waterproofing | $12,000 | [BRCM-26-016777](https://nearbypermits.com/baltimore/permit/BRCM-26-016777/) | | Aug 24, 2026 | [4630 Belair Rd](https://nearbypermits.com/baltimore/address/4630-belair-rd/) | 940 ft S | Electrical | 200 amp total 1-100 amp for office space and 1-100 amp for Apt | $4,000 | [BCCM-26-003375](https://nearbypermits.com/baltimore/permit/BCCM-26-003375/) | | Aug 15, 2026 | [4136 Marx Ave](https://nearbypermits.com/baltimore/address/4136-marx-ave/) | 680 ft SE | Plumbing | Replace gas range | $150 | [BRCM-26-016681](https://nearbypermits.com/baltimore/permit/BRCM-26-016681/) | | Jul 31, 2026 | [4136 Marx Ave](https://nearbypermits.com/baltimore/address/4136-marx-ave/) | 680 ft SE | Plumbing | Replace water service line NOT IMPEDING RIGHT OF WAY | $4,350 | [BRCM-26-015226](https://nearbypermits.com/baltimore/permit/BRCM-26-015226/) | | Jun 10, 2026 | [4733 Luerssen Ave](https://nearbypermits.com/baltimore/address/4733-luerssen-ave/) | 980 ft NE | Plumbing | Replace 30-gallon 30,000 Btu gas water heater with the same. | $2,359 | [BRCM-26-012172](https://nearbypermits.com/baltimore/permit/BRCM-26-012172/) | | Jun 8, 2026 | [4132 Marx Ave](https://nearbypermits.com/baltimore/address/4132-marx-ave/) | 620 ft SE | Mechanical (HVAC) | Replace existing 3 ton ac and 60k btu furnace | $17,926 | [BRCM-26-011990](https://nearbypermits.com/baltimore/permit/BRCM-26-011990/) | | May 8, 2026 | [4509 Schley Ave](https://nearbypermits.com/baltimore/address/4509-schley-ave/) | 460 ft NW | Plumbing | Install a 50- Gallon Heat Pump Water Heater | $3,000 | [BRCM-26-009810](https://nearbypermits.com/baltimore/permit/BRCM-26-009810/) | | May 8, 2026 | [4714 Belair Rd](https://nearbypermits.com/baltimore/address/4714-belair-rd/) | 820 ft SE | Alteration or repair | Installation of approximately 190 linear feet of 6-foot-tall chain link with (1) manual (non-electric) double swing gate. As per plans and as per code. | $15,000 | [BCCM-25-004544](https://nearbypermits.com/baltimore/permit/BCCM-25-004544/) | | May 7, 2026 | [3814 Moravia Rd](https://nearbypermits.com/baltimore/address/3814-moravia-rd/) | 900 ft NW | Demolition | Rebuild existing demolished backyard shed. Size 10ft by 24ft. On partial existing concrete slab. Install new 6ft high wood fence. 195 Linear foot, 4x4 post, 18" diameter footing 24" below grade. With (2) gates. As per plans and as per code. All work will be performed by a professional fence company. | $6,500 | [BRCM-26-007719](https://nearbypermits.com/baltimore/permit/BRCM-26-007719/) | ### Farther (1,000 ft to ¼ mi), 9 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 8, 2026 | [3906 Marx Ave](https://nearbypermits.com/baltimore/address/3906-marx-ave/) | 0.21 mi N | Plumbing | Emergency sewer lateral replacement | $10,000 | [BRCM-26-019907](https://nearbypermits.com/baltimore/permit/BRCM-26-019907/) | | Oct 7, 2026 | [4620 Asbury Ave](https://nearbypermits.com/baltimore/address/4620-asbury-ave/) | 0.21 mi SE | Other | | $4,600 | [BRCM-26-020508](https://nearbypermits.com/baltimore/permit/BRCM-26-020508/) | | Sep 17, 2026 | [4000 Woodlea Ave](https://nearbypermits.com/baltimore/address/4000-woodlea-ave/) | 0.24 mi NE | Plumbing | Plumbing and gas remodel | $10,000 | [BRCM-26-019103](https://nearbypermits.com/baltimore/permit/BRCM-26-019103/) | | Aug 29, 2026 | [3915 Wilke Ave](https://nearbypermits.com/baltimore/address/3915-wilke-ave/) | 0.20 mi N | Plumbing | Atmospheric Vent, NG, 40 Gallon water heater installation. New Shutoff, expansion tank, drip pan, drip leg, and gas cock. 40,000 BTU | $3,929 | [BRCM-26-017725](https://nearbypermits.com/baltimore/permit/BRCM-26-017725/) | | Jul 15, 2026 | [4819 Belair Rd](https://nearbypermits.com/baltimore/address/4819-belair-rd/) | 0.21 mi SE | Plumbing | Reissuance of permit: scope of work:-----interior alterations----interior renovation of vacant building to accommodate new place of worship, work includes new non-structural framing, drywall, trim and paint, plumbing to create new ADA compliant bathrooms as per plans as per code. *Plans previously a | $500 | [BCCM-25-004350](https://nearbypermits.com/baltimore/permit/BCCM-25-004350/) | | Jul 7, 2026 | [3912 Marx Ave](https://nearbypermits.com/baltimore/address/3912-marx-ave/) | 0.19 mi N | Plumbing | Emergency sewer lateral replacement | $11,000 | [BRCM-26-013902](https://nearbypermits.com/baltimore/permit/BRCM-26-013902/) | | Jun 26, 2026 | [4000 Woodlea Ave](https://nearbypermits.com/baltimore/address/4000-woodlea-ave/) | 0.24 mi NE | Electrical | HVAC Replacement * Instal Carrier 2-ton outdoor heat pump condenser. * Matching Carrier 2-ton indoor fan coil. * 5KW electric emergency heat kit. * Reconnect existing ductwork, refrigerant lines, condensate drain, controls, and electrical connections as required for proper operation. Electrical Upgr | $900 | [BRCM-26-012357](https://nearbypermits.com/baltimore/permit/BRCM-26-012357/) | | Jun 9, 2026 | [3911 Woodlea Ave](https://nearbypermits.com/baltimore/address/3911-woodlea-ave/) | 0.24 mi NE | Fence, wall or deck | Replacing chainlink fence with 6-foot wooden fence around back and side yards | $13,175 | [BRCM-26-011249](https://nearbypermits.com/baltimore/permit/BRCM-26-011249/) | | May 6, 2026 | [4023 Ridgecroft Rd](https://nearbypermits.com/baltimore/address/4023-ridgecroft-rd/) | 0.23 mi E | Electrical | upgrade House power from 150 amp to 200 amp. | $1,000 | [BRCM-26-009530](https://nearbypermits.com/baltimore/permit/BRCM-26-009530/) | ## 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 ## More on this street Other addresses on Marx Ave with permits, nearest house number first: - [4132 Marx Ave](https://nearbypermits.com/baltimore/address/4132-marx-ave/): newest permit Jun 8, 2026 - [4136 Marx Ave](https://nearbypermits.com/baltimore/address/4136-marx-ave/): newest permit Aug 15, 2026 - [3922 Marx Ave](https://nearbypermits.com/baltimore/address/3922-marx-ave/): newest permit Feb 16, 2026 - [3919 Marx Ave](https://nearbypermits.com/baltimore/address/3919-marx-ave/): newest permit Dec 26, 2025 - [3912 Marx Ave](https://nearbypermits.com/baltimore/address/3912-marx-ave/): newest permit Jul 7, 2026 - [3910 Marx Ave](https://nearbypermits.com/baltimore/address/3910-marx-ave/): newest permit Jul 11, 2025 - [3906 Marx Ave](https://nearbypermits.com/baltimore/address/3906-marx-ave/): newest permit Oct 8, 2026 - [4505 Marx Ave](https://nearbypermits.com/baltimore/address/4505-marx-ave/): newest permit Jun 12, 2025 - [4521 Marx Ave](https://nearbypermits.com/baltimore/address/4521-marx-ave/): newest permit Nov 18, 2025 - [4600 Marx Ave](https://nearbypermits.com/baltimore/address/4600-marx-ave/): newest permit May 2, 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 2026-10-09 18:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, both permits at this address and 21 nearby: https://nearbypermits.com/baltimore/address/4107-marx-ave/