# Building permits at 4702 Walther Ave, Baltimore, MD Three permits on record here. The newest, Feb 13: Replace 90,000 Btu gas furnace. Within a quarter mile, the city has issued 30 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Feb 13, 2026 | Mechanical (HVAC) | Replace 90,000 Btu gas furnace. Install disconnects furnace. | $5,339 | [BRCM-26-002948](https://nearbypermits.com/baltimore/permit/BRCM-26-002948/) | | Jul 9, 2021 | Other | install (1) 48000 btu fuel-burning equip as per code. | $140 | [COM2021-70671](https://nearbypermits.com/baltimore/permit/COM2021-70671/) | | Apr 22, 2019 | Other | install (1) 40000 btu fuel-burning equip as per code. | $1,212 | [COM2019-62282](https://nearbypermits.com/baltimore/permit/COM2019-62282/) | ## Within ¼ mi since May 1, 2026 30 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 7, 2026 | [3317 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3317-rosekemp-ave/) | 210 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/) | | Sep 14, 2026 | [3317 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3317-rosekemp-ave/) | 210 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/) | | Jul 27, 2026 | [4706 Walther Ave](https://nearbypermits.com/baltimore/address/4706-walther-ave/) | 200 ft E | Plumbing | Replace water heater | $1,000 | [BRCM-26-015168](https://nearbypermits.com/baltimore/permit/BRCM-26-015168/) | | Jul 2, 2026 | [3309 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3309-rosekemp-ave/) | 200 ft N | Other | Replacement AC | $5,000 | [BRCM-26-013722](https://nearbypermits.com/baltimore/permit/BRCM-26-013722/) | ### This block (250 to 1,000 ft), 17 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 7, 2026 | [4639 Harcourt Rd](https://nearbypermits.com/baltimore/address/4639-harcourt-rd/) | 780 ft S | 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/) | 990 ft S | Plumbing | Gas Range Replacement | $140 | [BRCM-26-019874](https://nearbypermits.com/baltimore/permit/BRCM-26-019874/) | | Oct 5, 2026 | [4808 Walther Ave](https://nearbypermits.com/baltimore/address/4808-walther-ave/) | 910 ft 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 25, 2026 | [4639 Harcourt Rd](https://nearbypermits.com/baltimore/address/4639-harcourt-rd/) | 780 ft S | 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/) | 920 ft SW | 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/) | | Aug 31, 2026 | [4636 Harcourt Rd](https://nearbypermits.com/baltimore/address/4636-harcourt-rd/) | 700 ft S | 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/) | 950 ft S | 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/) | 580 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 | [3114 Moravia Rd](https://nearbypermits.com/baltimore/address/3114-moravia-rd/) | 660 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/) | 960 ft SW | Plumbing | Emergency sewer line replacement | $2,500 | [BRCM-26-015177](https://nearbypermits.com/baltimore/permit/BRCM-26-015177/) | | Jul 9, 2026 | [3307 Grenton Ave](https://nearbypermits.com/baltimore/address/3307-grenton-ave/) | 890 ft SW | 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/) | 900 ft W | Plumbing | Gas Dryer Replacement | $140 | [BRCM-26-014053](https://nearbypermits.com/baltimore/permit/BRCM-26-014053/) | | Jul 2, 2026 | [3206 Rosekemp Ave](https://nearbypermits.com/baltimore/address/3206-rosekemp-ave/) | 580 ft N | Plumbing | Replace gas dryer | $140 | [BRCM-26-013655](https://nearbypermits.com/baltimore/permit/BRCM-26-013655/) | | Jun 3, 2026 | [4629 Walther Ave](https://nearbypermits.com/baltimore/address/4629-walther-ave/) | 280 ft S | Plumbing | replace gas range | $150 | [BRCM-26-011627](https://nearbypermits.com/baltimore/permit/BRCM-26-011627/) | | May 29, 2026 | [4604 Arabia Ave](https://nearbypermits.com/baltimore/address/4604-arabia-ave/) | 610 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 | [4606 Walther Ave](https://nearbypermits.com/baltimore/address/4606-walther-ave/) | 730 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/) | 560 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), 9 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 29, 2026 | [3322 Moravia Rd](https://nearbypermits.com/baltimore/address/3322-moravia-rd/) | 0.22 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/) | 0.23 mi NW | 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 13, 2026 | [3210 Beverly Rd](https://nearbypermits.com/baltimore/address/3210-beverly-rd/) | 0.25 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/) | | Jul 22, 2026 | [4515 Arabia Ave](https://nearbypermits.com/baltimore/address/4515-arabia-ave/) | 0.22 mi W | Plumbing | Main Water Service Line Replacement | $6,000 | [BRCM-26-015017](https://nearbypermits.com/baltimore/permit/BRCM-26-015017/) | | Jul 2, 2026 | [3317 Grenton Ave](https://nearbypermits.com/baltimore/address/3317-grenton-ave/) | 0.19 mi 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/) | | Jun 10, 2026 | [4511 Arabia Ave](https://nearbypermits.com/baltimore/address/4511-arabia-ave/) | 0.24 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/) | 0.24 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 29, 2026 | [3108 Grindon Ave](https://nearbypermits.com/baltimore/address/3108-grindon-ave/) | 0.20 mi 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 27, 2026 | [3320 Moravia Rd](https://nearbypermits.com/baltimore/address/3320-moravia-rd/) | 0.22 mi S | Alteration or repair | Remove/replace 6 windows; no structural changes | $10,188 | [BRCM-26-011152](https://nearbypermits.com/baltimore/permit/BRCM-26-011152/) | ## 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: - [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 - [4646 Walther Ave](https://nearbypermits.com/baltimore/address/4646-walther-ave/): newest permit Jul 15, 2025 - [4640 Walther Ave](https://nearbypermits.com/baltimore/address/4640-walther-ave/): newest permit Jun 13, 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 - [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 2026-10-12 01:31 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 3 permits at this address and 30 nearby: https://nearbypermits.com/baltimore/address/4702-walther-ave/