5421 12th Ave
Sacramento 95820 · Tahoe Park · City of Sacramento · Coordinates: 38.54151, -121.44230
Executive Verdict · Public-Records Synthesis
Zoned R-1 in City of Sacramento with likely ADU & SB 9 infill eligibility and zero mapped flood, fire, or fault hazard overlaps; benchmark value $561,000 ($494,000–$628,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned R-1 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 13,504 sq ft lot. Local precedent is active with 15 ADU permits within ¼ mile over the last 36 months.
Source: City of Sacramento zoning · CA Gov. Code 66314 & 65852.21
- ✓ Documented permitted upgrades (+$97,721 contributory est.)
Public building records show issued construction/renovation work on this parcel (5 total permits, latest Oct 10, 2025).
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (parcel APN)
Watchouts & Due Diligence
- ! Mapped flood awareness zone (Zone X: minimal flood hazard)
all of the lot of the parcel intersects Zone X: minimal flood hazard. Outside mandatory federal SFHA insurance rules, but check local drainage and finished-floor requirements.
Source: FEMA National Flood Hazard Layer (parcel polygon)
- ! 6 slow or stalled nearby projects within ½ mile
Closest lead: Accessory dwelling unit at 4110 52nd St (0.36 mi SW, issued). Inspect timeline history before assuming near-term completion.
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · HCD APR (½-mile radius)
- ! Year 1 Prop 13 tax reset (~$6,845/yr at $561,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$570/mo). Confirm exact Mello-Roos / CFD special assessments on the county tax bill.
Source: CA Const. Art. XIIIA (Prop 13) · County Tax Collector
Parcel & Assessor
- Lot size:
- 13,504 sq ft (0.31 ac)
- Assessor use:
- Residential · Single Family · Subdivision
- Tax rate area:
- 03005
- Addresses on lot:
- 5421 12TH AVE; 5423 12TH AVE; 5425 12TH AVE
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 13,504 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: $494,000 – $628,000 · 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
- Accessory dwelling unit at 4110 52nd St (Issued)0.36 mi SW
Active in "Issued" for 2.6 yr (first record Apr 23, 2024) with no new permit activity recorded in 2.3 yr. current_status changed to "Expired Permit" in snapshot Nov 1, 2026.
- The Remington (In review)0.46 mi W
In "In review" for 18 mo (since May 14, 2025), exceeding the 210d median and 365d 75th percentile for new multifamily / condos / mixed-use permits in City of Sacramento (n=199). High-impact scale (68 housing units, $12,000,000 declared valuation across 1 permit).
- Accessory dwelling unit at 4123 54th St (Entitled)0.34 mi S
In "Entitled" for 2.1 yr (since Oct 8, 2024), exceeding the 45d median and 184d 90th percentile for new single-family home permits in City of Sacramento (n=3,657).
- Accessory dwelling unit at 5370 9th Ave (Issued)0.12 mi N
Active in "Issued" for 16 mo (first record Jun 30, 2025) with no new permit activity recorded in 13 mo.
Entity-resolved builders & contractors in ½ mile: Lg General Contractors (1 on parcel, 14 in ½ mi · Addition (adds square footage)); Bell Brothers Heating And Air (1 on parcel, 3 in ½ mi · Remodel / interior alteration); Bonney Plumbing (1 on parcel, 2 in ½ mi · Remodel / interior alteration); Greenberg Clark (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Caldwell Construction (9 in ½ mi · Addition (adds square footage)).
Permit & Project History on This Parcel (5 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2521237 | Remodel / interior alteration | Expired Permit | Iss. Oct 10, 2025 | $2,123 | INSTALL ONE NEW 40 AMP TWO POLE BREAKER IN EXISTING MAIN SERVICE WITH 100’ OF 8/3 WITH GROUND ROMEX WIRE IN ATTIC TO ONE… |
| RES-2424594 | Roof replacement | Finaled | Iss. Nov 7, 2024 | $60,000 | E-Permit: Tear Off - Yes, Resheet - No, 1 layer(s), 30 squares of 30yr Laminated Dimensional Composition. In-progress in… |
| RES-2207884 | HVAC / heat pump | Finaled | Iss. Apr 13, 2022 | $19,741 | No Duct Work Permitted. Change-out Split System to Split System. The existing unit shall be removed. The new unit shall … |
| RES-2126902 | Accessory dwelling unit (new or conversion) |