# Building permits at 4446 Douglass Ave, Riverside, CA

One permit here in the last two years. The newest, Apr 4, 2025: Convert existing R-3 single family residence to proposed. 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 |
|---|---|---|---|---|
| Apr 4, 2025 | Alteration or repair | Convert existing R-3 single family residence to proposed, r-3.1 (residential care home) to include 555 sft. 1/20/26 Area reduced from 555 sf to 389 sf and keep proposed occupancy as r-3/gg 4/4/25 area reduced from 1047sft to 555 sft and changed from r-2.1 to r3.1/str 04/04/25 per rpu: with 200amp pa | $185,000 | [BP-2024-12390](https://nearbypermits.com/riverside/permit/BP-2024-12390/) |

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

- [4456 Douglass Ave](https://nearbypermits.com/riverside/address/4456-douglass-ave/): newest permit Dec 19, 2024
- [4426 Douglass Ave](https://nearbypermits.com/riverside/address/4426-douglass-ave/): newest permit Jun 20, 2025
- [4364 Douglass Ave](https://nearbypermits.com/riverside/address/4364-douglass-ave/): newest permit Sep 25, 2026
- [4324 Douglass Ave](https://nearbypermits.com/riverside/address/4324-douglass-ave/): newest permit Nov 20, 2024
- [4284 Douglass Ave](https://nearbypermits.com/riverside/address/4284-douglass-ave/): newest permit Oct 29, 2025
- [4263 Douglass Ave](https://nearbypermits.com/riverside/address/4263-douglass-ave/): newest permit Jun 3, 2026
- [4220 Douglass Ave](https://nearbypermits.com/riverside/address/4220-douglass-ave/): newest permit May 19, 2025
- [4192 Douglass Ave](https://nearbypermits.com/riverside/address/4192-douglass-ave/): newest permit Feb 14, 2025
- [4190 Douglass Ave](https://nearbypermits.com/riverside/address/4190-douglass-ave/): newest permit Oct 23, 2025
- [4118 Douglass Ave](https://nearbypermits.com/riverside/address/4118-douglass-ave/): newest permit Mar 26, 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 23:56 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/4446-douglass-ave/