# Building permits at 4191 Mariposa Ave, Riverside, CA

Two permits on record here. The newest, Sep 12, 2025: Install PV solar system with (10) photovoltaic panels on residential roof - 4.10 kw electrical upgrades to be. 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 |
|---|---|---|---|---|
| Sep 12, 2025 | Solar | Install PV solar system with (10) photovoltaic panels on residential roof - 4.10 kw electrical upgrades to be on a separate submittal | $12,000 | [BP-2025-15407](https://nearbypermits.com/riverside/permit/BP-2025-15407/) |
| May 8, 2025 | Solar | (N) Detached ADU: (2) bedrooms/(2) bathrooms- 749 SQ FT and 250 SQ FT covered patio any applicable panel upgrades or PV solar by separate permit deferred trusses | $80,000 | [BP-2025-02240](https://nearbypermits.com/riverside/permit/BP-2025-02240/) |

## 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 Mariposa Ave with permits, nearest house number first:

- [4195 Mariposa Ave](https://nearbypermits.com/riverside/address/4195-mariposa-ave/): newest permit May 7, 2025
- [18282 Mariposa Ave](https://nearbypermits.com/riverside/address/18282-mariposa-ave/): newest permit Mar 6, 2026
- [18368 Mariposa Ave](https://nearbypermits.com/riverside/address/18368-mariposa-ave/): newest permit Mar 6, 2026
- [18404 Mariposa Ave](https://nearbypermits.com/riverside/address/18404-mariposa-ave/): newest permit Jan 8, 2026
- [18440 Mariposa Ave](https://nearbypermits.com/riverside/address/18440-mariposa-ave/): newest permit Aug 11, 2025
- [18476 Mariposa Ave](https://nearbypermits.com/riverside/address/18476-mariposa-ave/): newest permit Aug 11, 2025
- [18980 Mariposa Ave](https://nearbypermits.com/riverside/address/18980-mariposa-ave/): newest permit Feb 11, 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 00:58 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.

Both permits at this address: https://nearbypermits.com/riverside/address/4191-mariposa-ave/