# Building permits at 321 Ross Dr, Marin County, CA Two permits here in the last two years. The newest, Mar 5: Service Upgrade. Within a quarter mile, the county has issued 31 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Mar 5, 2026 | Electrical | Service Upgrade; | $5,800 | [B46116](https://nearbypermits.com/marin-county/permit/B46116/) | | Nov 7, 2024 | Mechanical (HVAC) | Replace Mechanical Appliance; | $12,840 | [B40102](https://nearbypermits.com/marin-county/permit/B40102/) | ## Within ¼ mi since May 1, 2026 31 permits in the circle. From our copy of the county's data (last 24 months). ### Next door (under 250 ft), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | May 13, 2026 | [319 Ross Dr](https://nearbypermits.com/marin-county/address/319-ross-dr/) | 60 ft N | Roofing | ReRoofing; | $18,220 | [B46785](https://nearbypermits.com/marin-county/permit/B46785/) | ### This block (250 to 1,000 ft), 16 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 30, 2026 | [349 Jean St](https://nearbypermits.com/marin-county/address/349-jean-st/) | 730 ft NW | Roofing | ReRoofing; | $24,808 | [B48506](https://nearbypermits.com/marin-county/permit/B48506/) | | Sep 29, 2026 | [364 Marin Ave](https://nearbypermits.com/marin-county/address/364-marin-ave/) | 980 ft W | Other | | $274,000 | [B48544](https://nearbypermits.com/marin-county/permit/B48544/) | | Sep 28, 2026 | [327 Robin Rd](https://nearbypermits.com/marin-county/address/327-robin-rd/) | 370 ft E | Roofing | ReRoofing; | $13,950 | [B48523](https://nearbypermits.com/marin-county/permit/B48523/) | | Sep 13, 2026 | [326 Starling Rd](https://nearbypermits.com/marin-county/address/326-starling-rd/) | 720 ft NE | Roofing | ReRoofing; | $14,000 | [B48220](https://nearbypermits.com/marin-county/permit/B48220/) | | Aug 14, 2026 | [352 Shoreline Hwy](https://nearbypermits.com/marin-county/address/352-shoreline-hwy/) | 900 ft NW | Mechanical (HVAC) | Replace Mechanical Appliance; | $22,001 | [B47911](https://nearbypermits.com/marin-county/permit/B47911/) | | Aug 12, 2026 | [349 Richardson Way](https://nearbypermits.com/marin-county/address/349-richardson-way/) | 740 ft SW | Other | | $86,000 | [182348](https://nearbypermits.com/marin-county/permit/182348/) | | Aug 3, 2026 | [331 Jean St](https://nearbypermits.com/marin-county/address/331-jean-st/) | 370 ft N | Plumbing | Replace Plumbing Fixtures(s); | $15,000 | [B47720](https://nearbypermits.com/marin-county/permit/B47720/) | | Jul 27, 2026 | [311 Starling Rd](https://nearbypermits.com/marin-county/address/311-starling-rd/) | 740 ft NE | Other | | $33,467 | [B47637](https://nearbypermits.com/marin-county/permit/B47637/) | | Jul 13, 2026 | [327 Countyview Dr](https://nearbypermits.com/marin-county/address/327-countyview-dr/) | 890 ft S | Electrical | Replace Circuits / Outlets, EV Charging Station; | $2,000 | [B47480](https://nearbypermits.com/marin-county/permit/B47480/) | | Jul 8, 2026 | [304 Richardson Way](https://nearbypermits.com/marin-county/address/304-richardson-way/) | 420 ft SW | Alteration or repair | Non-structural Door/Window Replacement; | $7,000 | [B47428](https://nearbypermits.com/marin-county/permit/B47428/) | | Jul 7, 2026 | [354 Starling Rd](https://nearbypermits.com/marin-county/address/354-starling-rd/) | 340 ft NE | Plumbing | Replace Plumbing Fixtures(s); | $14,870 | [B47416](https://nearbypermits.com/marin-county/permit/B47416/) | | Jun 29, 2026 | [251 Marin Ave](https://nearbypermits.com/marin-county/address/251-marin-ave/) | 590 ft SE | Other | | $260,000 | [181954](https://nearbypermits.com/marin-county/permit/181954/) | | Jun 22, 2026 | [305 Bell Ln](https://nearbypermits.com/marin-county/address/305-bell-ln/) | 720 ft SE | Other | | $25,000 | [181897](https://nearbypermits.com/marin-county/permit/181897/) | | Jun 4, 2026 | [348 Jean St](https://nearbypermits.com/marin-county/address/348-jean-st/) | 760 ft NW | Alteration or repair | Non-structural Door/Window Replacement; | $24,000 | [B47025](https://nearbypermits.com/marin-county/permit/B47025/) | | May 22, 2026 | [358 Starling Rd](https://nearbypermits.com/marin-county/address/358-starling-rd/) | 270 ft NE | Roofing | ReRoofing; | $17,550 | [B46904](https://nearbypermits.com/marin-county/permit/B46904/) | | May 4, 2026 | [304 Richardson Way](https://nearbypermits.com/marin-county/address/304-richardson-way/) | 420 ft SW | Other | | $40,000 | [181615](https://nearbypermits.com/marin-county/permit/181615/) | ### Farther (1,000 ft to ¼ mi), 14 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 1, 2026 | [332 Dolan Ave](https://nearbypermits.com/marin-county/address/332-dolan-ave/) | 0.25 mi N | Other | | $103,120 | [182646](https://nearbypermits.com/marin-county/permit/182646/) | | Sep 30, 2026 | [308 Morning Sun Ave](https://nearbypermits.com/marin-county/address/308-morning-sun-ave/) | 0.21 mi N | Electrical | Service Upgrade; | $2,500 | [B48575](https://nearbypermits.com/marin-county/permit/B48575/) | | Sep 14, 2026 | [351 Dolan Ave](https://nearbypermits.com/marin-county/address/351-dolan-ave/) | 0.23 mi N | Plumbing | Replace Plumbing Fixtures(s); | $2,316 | [B48306](https://nearbypermits.com/marin-county/permit/B48306/) | | Aug 27, 2026 | [258 Flamingo Rd](https://nearbypermits.com/marin-county/address/258-flamingo-rd/) | 0.20 mi NE | Electrical | Service Upgrade; | $2,000 | [B48117](https://nearbypermits.com/marin-county/permit/B48117/) | | Aug 12, 2026 | [368 Woodside Ave](https://nearbypermits.com/marin-county/address/368-woodside-ave/) | 0.25 mi NW | Other | | $10,000 | [182344](https://nearbypermits.com/marin-county/permit/182344/) | | Jul 21, 2026 | [305 Enterprise Concourse](https://nearbypermits.com/marin-county/address/305-enterprise-concourse/) | 0.21 mi SE | Roofing | ReRoofing; | $28,180 | [B47573](https://nearbypermits.com/marin-county/permit/B47573/) | | Jul 17, 2026 | [246 Flamingo Rd](https://nearbypermits.com/marin-county/address/246-flamingo-rd/) | 0.23 mi NE | Other | | $2,500 | [B47523](https://nearbypermits.com/marin-county/permit/B47523/) | | Jul 16, 2026 | [246 Flamingo Rd](https://nearbypermits.com/marin-county/address/246-flamingo-rd/) | 0.23 mi NE | Roofing | ReRoofing; With Electronic Inspection; | $19,600 | [B47508](https://nearbypermits.com/marin-county/permit/B47508/) | | Jul 7, 2026 | [330 Tennessee Ave](https://nearbypermits.com/marin-county/address/330-tennessee-ave/) | 0.24 mi NW | Mechanical (HVAC) | Replace Mechanical Appliance; | $5,600 | [B47422](https://nearbypermits.com/marin-county/permit/B47422/) | | Jun 30, 2026 | [294 Shoreline Hwy](https://nearbypermits.com/marin-county/address/294-shoreline-hwy/) | 0.24 mi NE | Mechanical (HVAC) | Replace Mechanical Appliance; | $4,500 | [B47356](https://nearbypermits.com/marin-county/permit/B47356/) | | Jun 19, 2026 | [302 Bristol Pl](https://nearbypermits.com/marin-county/address/302-bristol-pl/) | 0.21 mi S | Electrical | Service Upgrade; | $6,000 | [B47199](https://nearbypermits.com/marin-county/permit/B47199/) | | Jun 3, 2026 | [303 Bristol Pl](https://nearbypermits.com/marin-county/address/303-bristol-pl/) | 0.21 mi S | Other | | $9,742 | [181809](https://nearbypermits.com/marin-county/permit/181809/) | | May 14, 2026 | [212 Cardinal Rd](https://nearbypermits.com/marin-county/address/212-cardinal-rd/) | 0.23 mi NE | Roofing | ReRoofing; | $16,000 | [B46801](https://nearbypermits.com/marin-county/permit/B46801/) | | May 14, 2026 | [369 Richardson Way](https://nearbypermits.com/marin-county/address/369-richardson-way/) | 0.20 mi SW | Other | | $29,275 | [181679](https://nearbypermits.com/marin-county/permit/181679/) | ## Zoning requests nearby We don't list zoning cases for Marin County yet. Look them up on the county's Planning Commission page: https://www.marincounty.gov/departments/cda/planning/boards-commissions-and-public-hearings/about-planning-commission ## More on this street Other addresses on Ross Dr with permits, nearest house number first: - [319 Ross Dr](https://nearbypermits.com/marin-county/address/319-ross-dr/): newest permit May 13, 2026 - [323 Ross Dr](https://nearbypermits.com/marin-county/address/323-ross-dr/): newest permit Jul 2, 2025 - [314 Ross Dr](https://nearbypermits.com/marin-county/address/314-ross-dr/): newest permit Oct 8, 2024 --- Source: Marin County Community Development Agency permit data (https://data.marincounty.gov/d/mkbn-caye), County of Marin, CA, ODbL 1.0 (https://opendatacommons.org/licenses/odbl/1-0/). Checked 2026-10-08 14:56 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Contains information from Building Permit (County of Marin, CA), which is made available here under the Open Database License (ODbL). Database: https://data.marincounty.gov/d/mkbn-caye License: https://opendatacommons.org/licenses/odbl/1-0/ Map, both permits at this address and 31 nearby: https://nearbypermits.com/marin-county/address/321-ross-dr/