3401 21st Ave
Sacramento 95820 · South Oak Park · City of Sacramento · Coordinates: 38.53388, -121.47037
Parcel & Assessor
- Lot size:
- 5,227 sq ft (0.12 ac)
- Assessor use:
- Residential · Single Family · Subdivision
- Tax rate area:
- 03019
- Addresses on lot:
- 3401 21ST AVE; 4515 34TH ST
Zoning & Land Use
R-1 — Single-Unit Dwelling Zone (R)
2040 General Plan: Neighborhood (FAR up to 1)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R-1 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned R-1, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R-1, a single-family residential zone. The lot is 5,227 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Not in a State-mapped fire hazard severity zone
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06067C0190H, effective August 16, 2012
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $440,000 – $560,000 · Status: Off market
HUD Small Area FMR (ZIP 95820) · FY 2026
Studio $1,530 · 1BR $1,610 · 2BR $1,980 · 3BR $2,640 · 4BR $3,040
Developments Deserving Closer Investigation & Active Area Builders
- Franklin Blvd Mixed Use Bldg A and Site Work (In review)0.41 mi NW
Active in "In review" for 4.1 yr (first record Sep 29, 2022) with no new permit activity recorded in 19 mo. High-impact scale (4 housing units, $590,212 declared valuation across 4 permits).
- Accessory dwelling unit at 3338 21st Ave (Issued)190 ft SW
Active in "Issued" for 4.3 yr (first record Jun 24, 2022) with no new permit activity recorded in 13 mo.
- Accessory dwelling unit at 4620 34th St (Issued)240 ft SW
Active in "Issued" for 4 yr (first record Oct 24, 2022) with no new permit activity recorded in 2.7 yr.
- Accessory dwelling unit at 3320 20th Ave (Issued)250 ft NW
Active in "Issued" for 20 mo (first record Feb 18, 2025) with no new permit activity recorded in 13 mo.
Permit & Project History on This Parcel (2 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2526550 | Accessory dwelling unit (new or conversion) | Issued | Iss. Sep 15, 2026 | $112,675 | EPC - Construction of a 634 sf ADU with 63 sf utility space at the rear of the lot. 2 bath/1bath. Solar exempt. No fire … |
| RES-2619524 | Demolition | Issued | Iss. Sep 4, 2026 | $6,000 | Demo Permit: Demolition and removal of a detached garage=645 square feet. |