# Building permits at 18 Ninestone Ct, Marin County, CA 10 permits on record here. The newest, Oct 31, 2024: Replace Circuits / Outlets. Within a quarter mile, the county has issued 28 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Oct 31, 2024 | Electrical | Replace Circuits / Outlets; | $1,500 | [B40030](https://nearbypermits.com/marin-county/permit/B40030/) | | Aug 19, 2024 | Mechanical (HVAC) | Replace Mechanical Appliance; | $15,000 | [B39151](https://nearbypermits.com/marin-county/permit/B39151/) | | Jul 2, 2024 | Alteration or repair | Non-structural Door/Window Replacement; | $8,915 | [B38609](https://nearbypermits.com/marin-county/permit/B38609/) | | May 21, 2024 | Electrical | Service Upgrade; | $2,000 | [B38124](https://nearbypermits.com/marin-county/permit/B38124/) | | Apr 24, 2024 | Other | | $7,000 | [B37804](https://nearbypermits.com/marin-county/permit/B37804/) | | Feb 29, 2024 | Mechanical (HVAC) | Replace Mechanical Appliance; | $9,500 | [B37187](https://nearbypermits.com/marin-county/permit/B37187/) | | Oct 29, 2020 | Other | | $21,550 | [166090](https://nearbypermits.com/marin-county/permit/166090/) | | May 30, 2019 | Other | | $1,500 | [161649](https://nearbypermits.com/marin-county/permit/161649/) | | Sep 18, 2018 | Alteration or repair | Siding Replacement; | $45,000 | [B15959](https://nearbypermits.com/marin-county/permit/B15959/) | | Sep 19, 2016 | Plumbing | New Plumbing Fixture(s); | $2,000 | [B11029](https://nearbypermits.com/marin-county/permit/B11029/) | ## Within ¼ mi since May 1, 2026 28 permits in the circle. From our copy of the county's data (last 24 months). ### This block (250 to 1,000 ft), 15 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 30, 2026 | [2535 Opalstone Ter ( A D U 2535 A)](https://nearbypermits.com/marin-county/address/2535-opalstone-ter-(-a-d-u-2535-a)/) | 270 ft S | Other | | $116,456 | [182535](https://nearbypermits.com/marin-county/permit/182535/) | | Sep 23, 2026 | [2661 Las Gallinas Ave](https://nearbypermits.com/marin-county/address/2661-las-gallinas-ave/) | 780 ft N | Plumbing | Replace Plumbing Fixtures(s); | $3,200 | [B48461](https://nearbypermits.com/marin-county/permit/B48461/) | | Sep 16, 2026 | [430 Peachstone Ter](https://nearbypermits.com/marin-county/address/430-peachstone-ter/) | 540 ft SW | Electrical | Service Upgrade; | $6,200 | [B48363](https://nearbypermits.com/marin-county/permit/B48363/) | | Sep 1, 2026 | [2511 Las Gallinas Ave](https://nearbypermits.com/marin-county/address/2511-las-gallinas-ave/) | 910 ft SE | Electrical | Service Upgrade; | $4,000 | [B48182](https://nearbypermits.com/marin-county/permit/B48182/) | | Aug 27, 2026 | [2511 Las Gallinas Ave](https://nearbypermits.com/marin-county/address/2511-las-gallinas-ave/) | 910 ft SE | Mechanical (HVAC) | Replace Mechanical Appliance; | $8,500 | [B48125](https://nearbypermits.com/marin-county/permit/B48125/) | | Jul 27, 2026 | [445 Peachstone Ter](https://nearbypermits.com/marin-county/address/445-peachstone-ter/) | 720 ft SW | Electrical | New Circuits / Outlets, Replace Circuits / Outlets; | $20,000 | [B47650](https://nearbypermits.com/marin-county/permit/B47650/) | | Jul 24, 2026 | [2510 Las Gallinas Ave](https://nearbypermits.com/marin-county/address/2510-las-gallinas-ave/) | 920 ft SE | Electrical | Replace Circuits / Outlets; | $1,200 | [B47621](https://nearbypermits.com/marin-county/permit/B47621/) | | Jul 24, 2026 | [470 Peachstone Ter](https://nearbypermits.com/marin-county/address/470-peachstone-ter/) | 730 ft SW | Mechanical (HVAC) | Replace Ductwork; | $4,500 | [B47616](https://nearbypermits.com/marin-county/permit/B47616/) | | Jul 17, 2026 | [2563 Las Gallinas Ave](https://nearbypermits.com/marin-county/address/2563-las-gallinas-ave/) | 300 ft SE | Roofing | ReRoofing; With Electronic Inspection; | $34,070 | [B47520](https://nearbypermits.com/marin-county/permit/B47520/) | | Jun 15, 2026 | [430 Peachstone Ter](https://nearbypermits.com/marin-county/address/430-peachstone-ter/) | 540 ft SW | Mechanical (HVAC) | Replace Mechanical Appliance; | $4,302 | [B47154](https://nearbypermits.com/marin-county/permit/B47154/) | | Jun 12, 2026 | [2500 Opalstone Ter](https://nearbypermits.com/marin-county/address/2500-opalstone-ter/) | 520 ft S | Roofing | ReRoofing; | $39,000 | [B47140](https://nearbypermits.com/marin-county/permit/B47140/) | | Jun 9, 2026 | [430 Peachstone Ter](https://nearbypermits.com/marin-county/address/430-peachstone-ter/) | 540 ft SW | Other | | $175,000 | [181778](https://nearbypermits.com/marin-county/permit/181778/) | | Jun 5, 2026 | [460 Miller Creek Rd](https://nearbypermits.com/marin-county/address/460-miller-creek-rd/) | 890 ft SW | Other | | $85,000 | [181812](https://nearbypermits.com/marin-county/permit/181812/) | | Jun 4, 2026 | [384 Miller Creek Rd](https://nearbypermits.com/marin-county/address/384-miller-creek-rd/) | 810 ft S | Mechanical (HVAC) | Replace Mechanical Appliance; | $39,000 | [B47029](https://nearbypermits.com/marin-county/permit/B47029/) | | May 27, 2026 | [381 Peachstone Ter](https://nearbypermits.com/marin-county/address/381-peachstone-ter/) | 700 ft S | Roofing | ReRoofing; | $4,000 | [B46805](https://nearbypermits.com/marin-county/permit/B46805/) | ### Farther (1,000 ft to ¼ mi), 13 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 1, 2026 | [7 Linnet Ct](https://nearbypermits.com/marin-county/address/7-linnet-ct/) | 0.22 mi E | Roofing | ReRoofing; | $14,400 | [B48175](https://nearbypermits.com/marin-county/permit/B48175/) | | Aug 25, 2026 | [15 Unionstone Dr](https://nearbypermits.com/marin-county/address/15-unionstone-dr/) | 0.23 mi N | Mechanical (HVAC) | Replace Mechanical Appliance; | $8,617 | [B48059](https://nearbypermits.com/marin-county/permit/B48059/) | | Aug 24, 2026 | [353 Miller Creek Rd](https://nearbypermits.com/marin-county/address/353-miller-creek-rd/) | 0.21 mi S | Plumbing | Replace Plumbing Fixtures(s); | $3,200 | [B48030](https://nearbypermits.com/marin-county/permit/B48030/) | | Aug 17, 2026 | [371 Miller Creek Rd](https://nearbypermits.com/marin-county/address/371-miller-creek-rd/) | 0.20 mi S | Other | | $30,900 | [B47925](https://nearbypermits.com/marin-county/permit/B47925/) | | Aug 12, 2026 | [2411 Las Gallinas Ave](https://nearbypermits.com/marin-county/address/2411-las-gallinas-ave/) | 0.20 mi SE | Other | | $21,695 | [B47869](https://nearbypermits.com/marin-county/permit/B47869/) | | Aug 11, 2026 | [59 Windstone Dr](https://nearbypermits.com/marin-county/address/59-windstone-dr/) | 0.19 mi E | Roofing | ReRoofing; With Electronic Inspection; | $8,500 | [B47853](https://nearbypermits.com/marin-county/permit/B47853/) | | Jul 30, 2026 | [430 Pinewood Dr](https://nearbypermits.com/marin-county/address/430-pinewood-dr/) | 0.22 mi SW | Plumbing | Replace Plumbing Fixtures(s); | $9,139 | [B47689](https://nearbypermits.com/marin-county/permit/B47689/) | | Jul 30, 2026 | [8 Quail Ct](https://nearbypermits.com/marin-county/address/8-quail-ct/) | 0.22 mi SE | Plumbing | Replace Plumbing Fixtures(s); | $3,000 | [B47687](https://nearbypermits.com/marin-county/permit/B47687/) | | Jun 23, 2026 | [2502 Las Gallinas Ave](https://nearbypermits.com/marin-county/address/2502-las-gallinas-ave/) | 0.19 mi SE | Mechanical (HVAC) | Replace Ductwork, Replace Mechanical Appliance; | $17,500 | [B46488](https://nearbypermits.com/marin-county/permit/B46488/) | | May 21, 2026 | [420 Pinewood Dr](https://nearbypermits.com/marin-county/address/420-pinewood-dr/) | 0.22 mi S | Roofing | ReRoofing; | $36,600 | [B46882](https://nearbypermits.com/marin-county/permit/B46882/) | | May 7, 2026 | [363 Miller Creek Rd](https://nearbypermits.com/marin-county/address/363-miller-creek-rd/) | 0.21 mi S | Other | | $115,000 | [181633](https://nearbypermits.com/marin-county/permit/181633/) | | May 5, 2026 | [59 Windstone Dr](https://nearbypermits.com/marin-county/address/59-windstone-dr/) | 0.19 mi E | Mechanical (HVAC) | Replace Mechanical Appliance; | $9,000 | [B46681](https://nearbypermits.com/marin-county/permit/B46681/) | | May 5, 2026 | [18 Dunlin Ct](https://nearbypermits.com/marin-county/address/18-dunlin-ct/) | 0.25 mi SE | Mechanical (HVAC) | Replace Mechanical Appliance; | $12,000 | [B46675](https://nearbypermits.com/marin-county/permit/B46675/) | ## More on this street Other addresses on Ninestone Ct with permits, nearest house number first: - [7 Ninestone Ct](https://nearbypermits.com/marin-county/address/7-ninestone-ct/): newest permit Sep 9, 2025 --- 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 07:32 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, all 10 permits at this address and 28 nearby: https://nearbypermits.com/marin-county/address/18-ninestone-ct/