# Building permits at 4640 Walther Ave, Baltimore, MD Three permits on record here. The newest, Jun 13, 2025: Remove and replace 5 windows, no structural changes. Within a quarter mile, the city has issued 32 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Jun 13, 2025 | Alteration or repair | Remove and replace 5 windows, no structural changes, no change in footprint | $7,792 | [BRCM-25-008511](https://nearbypermits.com/baltimore/permit/BRCM-25-008511/) | | May 27, 2022 | Other | install (1) 48000 btu fuel-burning equip as per code. | $140 | [COM2022-67531](https://nearbypermits.com/baltimore/permit/COM2022-67531/) | | Nov 25, 2021 | Other | install (1) 40000 btu fuel-burning equip as per code. | $1,534 | [COM2021-86408](https://nearbypermits.com/baltimore/permit/COM2021-86408/) | ## Within ¼ mi since May 1, 2026 32 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jun 3, 2026 | [4629 Walther Ave](https://nearbypermits.com/baltimore/address/4629-walther-ave/) | 240 ft SE | Plumbing | replace gas range | $150 | [BRCM-26-011627](https://nearbypermits.com/baltimore/permit/BRCM-26-011627/) | ### This block (250 to 1,000 ft), 23 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 7, 2026 | [3317 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3317-rosekemp-ave/) | 450 ft NE | Alteration or repair | Replace existing 2ooa service conductor and service feeders with new | $3,000 | [BRCM-26-020448](https://nearbypermits.com/baltimore/permit/BRCM-26-020448/) | | Oct 7, 2026 | [4639 Harcourt Rd](https://nearbypermits.com/baltimore/address/4639-harcourt-rd/) | 750 ft SE | Mechanical (HVAC) | Install furnace, air conditioner, duct, bath fans and dryer | $8,500 | [BRCM-26-020366](https://nearbypermits.com/baltimore/permit/BRCM-26-020366/) | | Oct 6, 2026 | [4621 Harcourt Rd](https://nearbypermits.com/baltimore/address/4621-harcourt-rd/) | 910 ft SE | Plumbing | Gas Range Replacement | $140 | [BRCM-26-019874](https://nearbypermits.com/baltimore/permit/BRCM-26-019874/) | | Sep 25, 2026 | [4639 Harcourt Rd](https://nearbypermits.com/baltimore/address/4639-harcourt-rd/) | 750 ft SE | Alteration or repair | Keep the same design; renovate the second-floor bathroom (floor and wall tile); repaint the walls on the first and second floors; sand and paint the wood flooring; replace kitchen cabinets; install drywall around the basement; and renovate the basement bathroom. | $27,500 | [BRCM-26-019060](https://nearbypermits.com/baltimore/permit/BRCM-26-019060/) | | Sep 22, 2026 | [3203 Moravia Rd](https://nearbypermits.com/baltimore/address/3203-moravia-rd/) | 680 ft W | Plumbing | Remove old oil boiler. Install 105,000 btu gas boiler with 1/2 backflow device. Run gas line from meter to boiler. | $15,000 | [BRCM-26-019327](https://nearbypermits.com/baltimore/permit/BRCM-26-019327/) | | Sep 14, 2026 | [3317 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3317-rosekemp-ave/) | 450 ft NE | Solar | Scope of work: Exterior alterations to include: Solar panel installation: Installation of 3.69kw (9) roof-mounted solar modules and (1) 11kw TESLA Powerwall as per code as per plans/specifications | $9,000 | [BRCM-26-018193](https://nearbypermits.com/baltimore/permit/BRCM-26-018193/) | | Aug 31, 2026 | [4636 Harcourt Rd](https://nearbypermits.com/baltimore/address/4636-harcourt-rd/) | 620 ft SE | Plumbing | under slab camera inspection We will inspect French drain with camera and determine if it covers the perimeter interior of basement. We will then install customer supplied vanity for bathroom in basement securing drain assembly and water lines. All work will be thoroughly tested for leaks upon compl | $1,337 | [BRCM-26-016487](https://nearbypermits.com/baltimore/permit/BRCM-26-016487/) | | Aug 13, 2026 | [4625 Harcourt Rd](https://nearbypermits.com/baltimore/address/4625-harcourt-rd/) | 880 ft SE | Other | Install 10 LF Basement Gutter and 1 sump pump | $3,378 | [BRCM-26-016632](https://nearbypermits.com/baltimore/permit/BRCM-26-016632/) | | Aug 7, 2026 | [3206 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3206-rosekemp-ave/) | 680 ft N | Alteration or repair | Reconstruction of water, waste and vent systems for a second floor master bathroom remodel. | $5,500 | [BRCM-26-016191](https://nearbypermits.com/baltimore/permit/BRCM-26-016191/) | | Jul 27, 2026 | [4706 Walther Ave](https://nearbypermits.com/baltimore/address/4706-walther-ave/) | 440 ft NE | Plumbing | Replace water heater | $1,000 | [BRCM-26-015168](https://nearbypermits.com/baltimore/permit/BRCM-26-015168/) | | Jul 27, 2026 | [3114 Moravia Rd](https://nearbypermits.com/baltimore/address/3114-moravia-rd/) | 480 ft W | Solar | Residential add on of battery to existing roof mounted solar system. As per plans and as per code. | $20,000 | [BRCM-26-012790](https://nearbypermits.com/baltimore/permit/BRCM-26-012790/) | | Jul 24, 2026 | [3209 Moravia Rd](https://nearbypermits.com/baltimore/address/3209-moravia-rd/) | 720 ft SW | Plumbing | Emergency sewer line replacement | $2,500 | [BRCM-26-015177](https://nearbypermits.com/baltimore/permit/BRCM-26-015177/) | | Jul 22, 2026 | [4515 Arabia Ave](https://nearbypermits.com/baltimore/address/4515-arabia-ave/) | 960 ft W | Plumbing | Main Water Service Line Replacement | $6,000 | [BRCM-26-015017](https://nearbypermits.com/baltimore/permit/BRCM-26-015017/) | | Jul 9, 2026 | [3307 Grenton Ave](https://nearbypermits.com/baltimore/address/3307-grenton-ave/) | 690 ft S | Other | | $7,000 | [BRCM-26-013227](https://nearbypermits.com/baltimore/permit/BRCM-26-013227/) | | Jul 8, 2026 | [3111 Moravia Rd](https://nearbypermits.com/baltimore/address/3111-moravia-rd/) | 740 ft W | Plumbing | Gas Dryer Replacement | $140 | [BRCM-26-014053](https://nearbypermits.com/baltimore/permit/BRCM-26-014053/) | | Jul 2, 2026 | [3309 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3309-rosekemp-ave/) | 370 ft NE | Other | Replacement AC | $5,000 | [BRCM-26-013722](https://nearbypermits.com/baltimore/permit/BRCM-26-013722/) | | Jul 2, 2026 | [3206 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3206-rosekemp-ave/) | 680 ft N | Plumbing | Replace gas dryer | $140 | [BRCM-26-013655](https://nearbypermits.com/baltimore/permit/BRCM-26-013655/) | | Jul 2, 2026 | [3317 Grenton Ave](https://nearbypermits.com/baltimore/address/3317-grenton-ave/) | 850 ft S | Fence, wall or deck | Install 133 linear feet of 6 foot high vinyl fence in side and rear yard and 157 linear feet of 42 inch high aluminum fence in side and front yard of detached dwelling, 4 x 4 posts, 8 feet apart and 12 inch deep footers as per code | $14,480 | [BRCM-26-013333](https://nearbypermits.com/baltimore/permit/BRCM-26-013333/) | | May 29, 2026 | [3108 Grindon Ave](https://nearbypermits.com/baltimore/address/3108-grindon-ave/) | 810 ft W | Plumbing | Tub to Shower Replacement. Only Wet Area. No structural Change. The plumbing supply and drains stay in the same location, and the walls are not touched. | $500 | [BRCM-26-011324](https://nearbypermits.com/baltimore/permit/BRCM-26-011324/) | | May 29, 2026 | [4604 Arabia Ave](https://nearbypermits.com/baltimore/address/4604-arabia-ave/) | 410 ft W | Addition | SCOPE OF WORK: ------ UNDERPINNING ------ - Installation of Push Piers to Rear Foundation Wall of existing Addition. ----- INTERIOR ALTERATIONS ------ - Installation of Stabilizer Posts w/Footings in Basement/Crawl Space. As per plans and as per code | $16,754 | [BRCM-26-008451](https://nearbypermits.com/baltimore/permit/BRCM-26-008451/) | | May 27, 2026 | [3320 Moravia Rd](https://nearbypermits.com/baltimore/address/3320-moravia-rd/) | 1,000 ft S | Alteration or repair | Remove/replace 6 windows; no structural changes | $10,188 | [BRCM-26-011152](https://nearbypermits.com/baltimore/permit/BRCM-26-011152/) | | May 27, 2026 | [4606 Walther Ave](https://nearbypermits.com/baltimore/address/4606-walther-ave/) | 490 ft SW | Electrical | Upgrading service from 100 amp to 200 amp, | $4,800 | [BRCM-26-011042](https://nearbypermits.com/baltimore/permit/BRCM-26-011042/) | | May 14, 2026 | [3200 Cedarhurst Rd](https://nearbypermits.com/baltimore/address/3200-cedarhurst-rd/) | 500 ft NW | Plumbing | Remove old boiler. Install 96,000 btu gas boiler with 1/2 backflow device. | $8,903 | [BRCM-26-010281](https://nearbypermits.com/baltimore/permit/BRCM-26-010281/) | ### Farther (1,000 ft to ¼ mi), 8 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 5, 2026 | [4808 Walther Ave](https://nearbypermits.com/baltimore/address/4808-walther-ave/) | 0.22 mi NE | Alteration or repair | Replace exterior door thru the home depot - same size, $500 - geraldine day h: | $500 | [BRCM-26-020251](https://nearbypermits.com/baltimore/permit/BRCM-26-020251/) | | Sep 29, 2026 | [3322 Moravia Rd](https://nearbypermits.com/baltimore/address/3322-moravia-rd/) | 0.20 mi S | Electrical | 200 Amp update service | $1,200 | [BRCM-26-019904](https://nearbypermits.com/baltimore/permit/BRCM-26-019904/) | | Sep 21, 2026 | [3006 Southern Ave](https://nearbypermits.com/baltimore/address/3006-southern-ave/) | 0.24 mi N | Fence, wall or deck | Install 283 linear feet of 4 foot high wood fence in side and rear yard of detached dwelling, 4 x 4 posts, 8 feet apart, and 12 inch deep footers as per code | $11,325 | [BRCM-26-019282](https://nearbypermits.com/baltimore/permit/BRCM-26-019282/) | | Aug 28, 2026 | [3205 Beverly Rd](https://nearbypermits.com/baltimore/address/3205-beverly-rd/) | 0.24 mi SW | Plumbing | Replace residential sewer line | $5,200 | [BRCM-26-017538](https://nearbypermits.com/baltimore/permit/BRCM-26-017538/) | | Aug 13, 2026 | [3210 Beverly Rd](https://nearbypermits.com/baltimore/address/3210-beverly-rd/) | 0.21 mi SW | Fence, wall or deck | SCOPE OF WORK: ----- PAVING ---- - Remove and replace rear yard concrete and driveway with new 4" 3500psi concrete and 10g wire - Remove and replace broken fence posts (4) at Gate with 6" x 6" PT Posts and 2 - 4" x 4" PT Posts on side yard with 32" concrete footers ----- EXTERIOR ALTERATIONS ----- - | $5,800 | [BRCM-26-013509](https://nearbypermits.com/baltimore/permit/BRCM-26-013509/) | | Jun 10, 2026 | [4511 Arabia Ave](https://nearbypermits.com/baltimore/address/4511-arabia-ave/) | 0.20 mi W | Other | | $500 | [BRCM-26-012153](https://nearbypermits.com/baltimore/permit/BRCM-26-012153/) | | Jun 4, 2026 | [4511 Arabia Ave](https://nearbypermits.com/baltimore/address/4511-arabia-ave/) | 0.20 mi W | Fence, wall or deck | Install 128 linear feet of 6 foot high chain link fence and 53 linear feet of 42 inch high chain link fence in side and rear yard of detached dwelling, 2 inch posts 8 feet apart and 12 inch deep footers as per code | $5,580 | [BRCM-26-011553](https://nearbypermits.com/baltimore/permit/BRCM-26-011553/) | | May 21, 2026 | [4503 Arabia Ave](https://nearbypermits.com/baltimore/address/4503-arabia-ave/) | 0.23 mi SW | Electrical | Install 48-amp EV Charger/60-amp circuit from panel to interior of garage | $1,799 | [BRCM-26-010817](https://nearbypermits.com/baltimore/permit/BRCM-26-010817/) | ## 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 Walther Ave with permits, nearest house number first: - [4646 Walther Ave](https://nearbypermits.com/baltimore/address/4646-walther-ave/): newest permit Jul 15, 2025 - [4629 Walther Ave](https://nearbypermits.com/baltimore/address/4629-walther-ave/): newest permit Jun 3, 2026 - [4621 Walther Ave](https://nearbypermits.com/baltimore/address/4621-walther-ave/): newest permit Sep 24, 2025 - [4606 Walther Ave](https://nearbypermits.com/baltimore/address/4606-walther-ave/): newest permit May 27, 2026 - [4702 Walther Ave](https://nearbypermits.com/baltimore/address/4702-walther-ave/): newest permit Feb 13, 2026 - [4706 Walther Ave](https://nearbypermits.com/baltimore/address/4706-walther-ave/): newest permit Jul 27, 2026 - [4707 Walther Ave](https://nearbypermits.com/baltimore/address/4707-walther-ave/): newest permit Feb 18, 2026 - [4709 Walther Ave](https://nearbypermits.com/baltimore/address/4709-walther-ave/): newest permit Feb 11, 2026 - [4725 Walther Ave](https://nearbypermits.com/baltimore/address/4725-walther-ave/): newest permit Apr 3, 2025 - [4800 Walther Ave](https://nearbypermits.com/baltimore/address/4800-walther-ave/): newest permit Jul 11, 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 2026-10-11 08:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 3 permits at this address and 32 nearby: https://nearbypermits.com/baltimore/address/4640-walther-ave/