# Building permits at 3909 Ridgewood Ave, Baltimore, MD Five permits on record here. The newest, Sep 14: Applying for permit to final out existing permit # com2020-50656 interior alterations to include: remodeling. Within a quarter mile, the city has issued 29 more permits since May 1. One is for a new building, 540 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Sep 14, 2026 | Fence, wall or deck | Applying for permit to final out existing permit # com2020-50656 interior alterations to include: remodeling interior of home, installation of new interior doors (in the same size and location), install new trim, install new kitchen cabinets, install new flooring, paint, install new hand rails (mini | $7,000 | [BRCM-26-018741](https://nearbypermits.com/baltimore/permit/BRCM-26-018741/) | | Feb 9, 2020 | Plumbing | install (1) # electric water heater, (6) # plumbing fixtures, (1) # sanitary connection (reconstruction0, (1) # water service pipe (reconstruction), (1) 90000 btu fuel-burning equip, (1) 75000 btu fuel-burning equip as per code. | $5,000 | [COM2020-54207](https://nearbypermits.com/baltimore/permit/COM2020-54207/) | | Feb 3, 2020 | Electrical | install (13) # branch circuits/feeders as per code. | $4,800 | [COM2020-53394](https://nearbypermits.com/baltimore/permit/COM2020-53394/) | | Jan 23, 2020 | Mechanical (HVAC) | install (1) 1 btu air-con system, heat pump, (1) # new distribution system (1-2 family), (1) 50 cfm exhaust systems, (1) 1 btu fuel-burning equip as per code. | $30,000 | [COM2020-52070](https://nearbypermits.com/baltimore/permit/COM2020-52070/) | | Jan 22, 2020 | Fence, wall or deck | interior alterations to include: remodeling interior of home, installation of new interior doors (in the same size and location), install new trim, install new kitchen cabinets, install new flooring, paint, install new hand rails (minimum height: 36"), exterior alterations to include: installation o | $50,000 | [COM2020-50656](https://nearbypermits.com/baltimore/permit/COM2020-50656/) | ## Within ¼ mi since May 1, 2026 29 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 18 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 29, 2026 | [4008 Garrison Blvd](https://nearbypermits.com/baltimore/address/4008-garrison-blvd/) | 780 ft S | Electrical | upgrade to a 200 amp service | $2,500 | [BRCM-26-019825](https://nearbypermits.com/baltimore/permit/BRCM-26-019825/) | | Sep 27, 2026 | [4001 Ridgewood Ave](https://nearbypermits.com/baltimore/address/4001-ridgewood-ave/) | 610 ft W | Electrical | 100 amp replacement | $400 | [BRCM-26-019706](https://nearbypermits.com/baltimore/permit/BRCM-26-019706/) | | Sep 11, 2026 | [4510 White Oak Ave](https://nearbypermits.com/baltimore/address/4510-white-oak-ave/) | 1,000 ft NE | Roofing | Remove and replace existing gutters with new 5K white galvanized gutters, including installation of new downspouts (front and back). Complete tear-off of the existing roofing system. Repair and replace any damaged wood decking as needed. Install new underlayment and ice & water shield for enhanced m | $18,000 | [BRCM-26-017387](https://nearbypermits.com/baltimore/permit/BRCM-26-017387/) | | Sep 9, 2026 | [4510 White Oak Ave](https://nearbypermits.com/baltimore/address/4510-white-oak-ave/) | 1,000 ft NE | Alteration or repair | Replace and Install 2 pre-hung exterior metal doors, replace and install 1 storm door, install 13 replacement windows, 5 interior pre-hung doors. All in kind. | $26,999 | [BRCM-26-017386](https://nearbypermits.com/baltimore/permit/BRCM-26-017386/) | | Sep 4, 2026 | [3904 W Cold Spring Ln](https://nearbypermits.com/baltimore/address/3904-w-cold-spring-ln/) | 540 ft SE | New building | PROJECT DESCRIPTION: This project consist of an interior remodel modernization. The new interior will be comprised of: SCOPE OF WORK: ----- INTERIOR/EXTERIOR ALTERATIONS ----- - a new open Living/dining, new ½ bath, pantry, kitchen design, - new master bedroom on suite with bath with closets and - n | $10,000 | [BRCM-26-016069](https://nearbypermits.com/baltimore/permit/BRCM-26-016069/) | | Aug 21, 2026 | [3931 Boarman Ave](https://nearbypermits.com/baltimore/address/3931-boarman-ave/) | 960 ft S | Mechanical (HVAC) | Direct replacement of A/C and furnace. | $6,566 | [BRCM-26-017213](https://nearbypermits.com/baltimore/permit/BRCM-26-017213/) | | Jul 20, 2026 | [3812 W Cold Spring Ln](https://nearbypermits.com/baltimore/address/3812-w-cold-spring-ln/) | 940 ft SE | Plumbing | replace gas range | $150 | [BRCM-26-014837](https://nearbypermits.com/baltimore/permit/BRCM-26-014837/) | | Jul 17, 2026 | [4425 Garrison Blvd](https://nearbypermits.com/baltimore/address/4425-garrison-blvd/) | 620 ft NW | Electrical | 3 tons heat pump with 10kw electric heater | $3,500 | [BRCM-26-014759](https://nearbypermits.com/baltimore/permit/BRCM-26-014759/) | | Jul 14, 2026 | [3916 Fernhill Ave](https://nearbypermits.com/baltimore/address/3916-fernhill-ave/) | 540 ft N | Fire systems | Adding exits/emergency and fire alarm as per plans as per code | Not listed | [BCCM-25-004281](https://nearbypermits.com/baltimore/permit/BCCM-25-004281/) | | Jul 12, 2026 | [3910 W Cold Spring Ln](https://nearbypermits.com/baltimore/address/3910-w-cold-spring-ln/) | 470 ft SE | Other | 3-bathroom, 3-toiles, 3-bathroom sink, 1-tub, kitchen sink, washer, | $7,500 | [BRCM-26-011936](https://nearbypermits.com/baltimore/permit/BRCM-26-011936/) | | Jul 8, 2026 | [3908 Fernhill Ave](https://nearbypermits.com/baltimore/address/3908-fernhill-ave/) | 590 ft NE | Alteration or repair | SCOPE OF WORK: ----- INTERIOR/EXTERIOR ALTERATIONS ----- - Remove and replace all existing interior window trim and baseboard trim throughout the residence. - Remove and replace three (3) existing exterior doors & (8) interior doors with new code-compliant door assemblies. Remove and replace twenty- | Not listed | [BRCM-26-012253](https://nearbypermits.com/baltimore/permit/BRCM-26-012253/) | | Jul 6, 2026 | [4008 Garrison Blvd](https://nearbypermits.com/baltimore/address/4008-garrison-blvd/) | 780 ft S | Fence, wall or deck | Vinyl fence erection, including a double gate with a finish height of 6' | $4,648 | [BRCM-26-013813](https://nearbypermits.com/baltimore/permit/BRCM-26-013813/) | | Jun 25, 2026 | [3914 Boarman Ave](https://nearbypermits.com/baltimore/address/3914-boarman-ave/) | 780 ft S | Fence, wall or deck | Install 75 linear feet of 6 foot high vinyl fence in rear and side yard of rowhouse, 4 x 4 posts 8 feet apart and 12 inch deep footers as per code | $5,810 | [BRCM-26-012648](https://nearbypermits.com/baltimore/permit/BRCM-26-012648/) | | Jun 24, 2026 | [3908 Fernhill Ave](https://nearbypermits.com/baltimore/address/3908-fernhill-ave/) | 590 ft NE | Electrical | The permit is to rewire house by code and install a 200-amp service by code and install a new 200-amp panel and install 40 Receptacles and 30 lights, all by code Installing 20 circuits by code | $500 | [BRCM-26-013237](https://nearbypermits.com/baltimore/permit/BRCM-26-013237/) | | Jun 8, 2026 | [4425 Garrison Blvd](https://nearbypermits.com/baltimore/address/4425-garrison-blvd/) | 620 ft NW | Plumbing | Plumbing for remodel | $10,000 | [BRCM-26-012058](https://nearbypermits.com/baltimore/permit/BRCM-26-012058/) | | Jun 7, 2026 | [3910 W Cold Spring Ln](https://nearbypermits.com/baltimore/address/3910-w-cold-spring-ln/) | 470 ft SE | Mechanical (HVAC) | HVAC unit 3.5-ton, ducts, 3- bathroom fan. 1-fan, dryer fan | $7,500 | [BRCM-26-011935](https://nearbypermits.com/baltimore/permit/BRCM-26-011935/) | | Jun 7, 2026 | [3910 W Cold Spring Ln](https://nearbypermits.com/baltimore/address/3910-w-cold-spring-ln/) | 470 ft SE | Electrical | 1-200amo service, 20-circuits, 65-fixtures | $7,500 | [BRCM-26-011925](https://nearbypermits.com/baltimore/permit/BRCM-26-011925/) | | May 19, 2026 | [4403 White Oak Ave](https://nearbypermits.com/baltimore/address/4403-white-oak-ave/) | 650 ft NE | Alteration or repair | Install exterior door - same size, $500 - thru the home depot wallace sherri h: | $500 | [BRCM-26-010305](https://nearbypermits.com/baltimore/permit/BRCM-26-010305/) | ### Farther (1,000 ft to ¼ mi), 11 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 17, 2026 | [3916 Dolfield Ave](https://nearbypermits.com/baltimore/address/3916-dolfield-ave/) | 0.25 mi N | Plumbing | Replace residential sewer line (NO ROW WORK) | $5,200 | [BRCM-26-010382](https://nearbypermits.com/baltimore/permit/BRCM-26-010382/) | | Jul 6, 2026 | [3800 Fernhill Ave](https://nearbypermits.com/baltimore/address/3800-fernhill-ave/) | 0.22 mi E | Electrical | 3800 Fernhill ave, MEP permit. 10 Circuits 45 fixtures, 12 plumbing fixtures, water and waste interior reconstruction if needed, 2.5 heat pump duct work exhaust 75. Approved For Work only. Subject to the permitted uses and regulations under the provisions of the Zoning Ordinance. | $5,000 | [BRCM-26-013819](https://nearbypermits.com/baltimore/permit/BRCM-26-013819/) | | Jul 6, 2026 | [3800 Fernhill Ave](https://nearbypermits.com/baltimore/address/3800-fernhill-ave/) | 0.22 mi E | Alteration or repair | Scope of work: complete Alteration. (category 1 Interior Demolition through-out) Nonstructural framing to accommodate R21 wall Insulation and R49 attic insulation, Install 1/2" sheetrock (Walls and Ceilings), spackle finish and Paint. Laminate all Floors with waterproof Vinyl Flooring. Install ceram | $50,000 | [BRCM-26-013812](https://nearbypermits.com/baltimore/permit/BRCM-26-013812/) | | Jul 2, 2026 | [3845 Boarman Ave](https://nearbypermits.com/baltimore/address/3845-boarman-ave/) | 0.22 mi SE | Plumbing | Construction of sewage pump pit and plumbing connections. | $1,200 | [BRCM-26-013718](https://nearbypermits.com/baltimore/permit/BRCM-26-013718/) | | Jun 30, 2026 | [4029 Boarman Ave](https://nearbypermits.com/baltimore/address/4029-boarman-ave/) | 0.23 mi SW | Other | 30 fixtures and devices | $2,500 | [BRCM-26-013629](https://nearbypermits.com/baltimore/permit/BRCM-26-013629/) | | Jun 27, 2026 | [3925 Belvieu Ave](https://nearbypermits.com/baltimore/address/3925-belvieu-ave/) | 0.20 mi N | Alteration or repair | Interior alterations Install 2 x 4 framing for partition walls Install drywall and painting at the basement. Separate permit will be required for electrical, mechanical, and plumbing work. As per plans and as per code. | $1,800 | [BRCM-26-013295](https://nearbypermits.com/baltimore/permit/BRCM-26-013295/) | | Jun 22, 2026 | [3805 Penhurst Ave](https://nearbypermits.com/baltimore/address/3805-penhurst-ave/) | 0.21 mi NE | Roofing | New shingle roof new windows new siding all same size and location, remove all drywall for mechanicals, frame necessary bulkhead install r21 and r49 insulation to code, install drain tile install drywall, new cabinets vanity carpet and tile | $20,000 | [BRCM-26-012223](https://nearbypermits.com/baltimore/permit/BRCM-26-012223/) | | Jun 19, 2026 | [4610 Wallington Ave](https://nearbypermits.com/baltimore/address/4610-wallington-ave/) | 0.20 mi N | Fire systems | Installation of a new fire alarm system for sprinkler monitoring and occupant notification | $32,000 | [BCCM-26-002323](https://nearbypermits.com/baltimore/permit/BCCM-26-002323/) | | Jun 10, 2026 | [3925 Belvieu Ave](https://nearbypermits.com/baltimore/address/3925-belvieu-ave/) | 0.20 mi N | Alteration or repair | Interior demolition of the basement area of an existing residential structure. Work includes complete demolition and removal of the existing basement bathroom, including toilet, sink, associated plumbing fixtures, and branch plumbing lines. Demolition shall include removal of all knotty pine wall an | $4,500 | [BRCM-26-011733](https://nearbypermits.com/baltimore/permit/BRCM-26-011733/) | | Jun 10, 2026 | [3805 Penhurst Ave](https://nearbypermits.com/baltimore/address/3805-penhurst-ave/) | 0.21 mi NE | Electrical | 200 Amp service 15 circuits 9 plumbing fixtures water and waste heat pump duct as needed | $5,000 | [BRCM-26-007387](https://nearbypermits.com/baltimore/permit/BRCM-26-007387/) | | May 6, 2026 | [3841 Boarman Ave](https://nearbypermits.com/baltimore/address/3841-boarman-ave/) | 0.23 mi SE | Other | framing bedroom, bath room, living dinning and kitchen first floor, second floor and basement. | $10,000 | [BRCM-26-009092](https://nearbypermits.com/baltimore/permit/BRCM-26-009092/) | ## 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 Ridgewood Ave with permits, nearest house number first: - [3908 Ridgewood Ave](https://nearbypermits.com/baltimore/address/3908-ridgewood-ave/): newest permit Jan 16, 2026 - [3904 Ridgewood Ave](https://nearbypermits.com/baltimore/address/3904-ridgewood-ave/): newest permit Jun 16, 2025 - [3819 Ridgewood Ave](https://nearbypermits.com/baltimore/address/3819-ridgewood-ave/): newest permit Aug 28, 2025 - [3818 Ridgewood Ave](https://nearbypermits.com/baltimore/address/3818-ridgewood-ave/): newest permit Jun 16, 2025 - [4001 Ridgewood Ave](https://nearbypermits.com/baltimore/address/4001-ridgewood-ave/): newest permit Sep 27, 2026 - [4011 Ridgewood Ave](https://nearbypermits.com/baltimore/address/4011-ridgewood-ave/): newest permit May 27, 2025 - [3802 Ridgewood Ave](https://nearbypermits.com/baltimore/address/3802-ridgewood-ave/): newest permit Jan 10, 2026 - [4017 Ridgewood Ave](https://nearbypermits.com/baltimore/address/4017-ridgewood-ave/): newest permit Jun 25, 2025 - [4209 Ridgewood Ave](https://nearbypermits.com/baltimore/address/4209-ridgewood-ave/): newest permit Oct 21, 2025 - [3017 Ridgewood Ave](https://nearbypermits.com/baltimore/address/3017-ridgewood-ave/): newest permit Jan 23, 2026 --- 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 2026-10-10 18:17 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 5 permits at this address and 29 nearby: https://nearbypermits.com/baltimore/address/3909-ridgewood-ave/