# Building permits at 3666 Jefferson St, Riverside, CA

One permit on record here. The newest, Dec 12, 2025: After the fact: upgrade electric service (meter) panel to 240 amps. Riverside publishes permits without map coordinates, so this address has no map and no quarter-mile list.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Dec 12, 2025 | Electrical | After the fact: upgrade electric service (meter) panel to 240 amps | $1,500 | [EP-2024-00156](https://nearbypermits.com/riverside/permit/EP-2024-00156/) |

## Zoning requests nearby

We don't list zoning cases for Riverside yet. Look them up on the city's Planning Commission page: https://riversideca.gov/cityclerk/boards-commissions/planning-commission

## More on this street

Other addresses on Jefferson St with permits, nearest house number first:

- [3656 Jefferson St](https://nearbypermits.com/riverside/address/3656-jefferson-st/): newest permit Sep 8, 2025
- [3648 Jefferson St](https://nearbypermits.com/riverside/address/3648-jefferson-st/): newest permit Mar 25, 2026
- [3620 Jefferson St](https://nearbypermits.com/riverside/address/3620-jefferson-st/): newest permit Sep 23, 2025
- [3614 Jefferson St](https://nearbypermits.com/riverside/address/3614-jefferson-st/): newest permit Feb 20, 2026
- [3602 Jefferson St](https://nearbypermits.com/riverside/address/3602-jefferson-st/): newest permit Apr 8, 2025
- [3742 Jefferson St](https://nearbypermits.com/riverside/address/3742-jefferson-st/): newest permit Apr 8, 2025
- [3505 Jefferson St](https://nearbypermits.com/riverside/address/3505-jefferson-st/): newest permit Apr 16, 2026
- [3484 Jefferson St](https://nearbypermits.com/riverside/address/3484-jefferson-st/): newest permit Aug 22, 2025
- [4232 Jefferson St](https://nearbypermits.com/riverside/address/4232-jefferson-st/): newest permit Jun 27, 2025
- [4242 Jefferson St](https://nearbypermits.com/riverside/address/4242-jefferson-st/): newest permit Mar 18, 2025

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Source: Riverside Building and Safety Division permit data (https://www.riversideca.gov/transparency/data/dataset/show/34). Checked 2026-10-10 16:39 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

This site provides applications using data that has been modified for use from its original source, www.riversideca.gov, www.engageriverside.com, or other related sites, the official websites of the City. The City makes no claims as to the content, accuracy, timeliness, or completeness of any of the data provided at this site. The data provided at this site is subject to change at any time. It is understood that the data provided at this site is being used at one's own risk.

The one permit at this address: https://nearbypermits.com/riverside/address/3666-jefferson-st/