1331 Diamond Ave
Sacramento 95815 · South Hagginwood · City of Sacramento · Coordinates: 38.62762, -121.43627
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 $358,000 ($315,000–$401,000).
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 8,712 sq ft lot. Local precedent is active with 10 ADU permits within ¼ mile over the last 36 months.
Source: City of Sacramento zoning · CA Gov. Code 66314 & 65852.21
- ✓ 5 documented municipal building permits on file
On-parcel permit history is indexed through Sep 3, 2026, letting you verify roof, HVAC, electrical, or structural work against seller disclosures.
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (parcel APN)
Watchouts & Due Diligence
- ! Mapped flood awareness zone (Zone X: reduced flood risk due to levee)
all of the lot of the parcel intersects Zone X: reduced flood risk due to levee. 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: New duplex at 3042 Marysville Blvd (0.42 mi S, in review). 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 (~$4,531/yr at $358,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$378/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:
- 8,712 sq ft (0.20 ac)
- Assessor use:
- Residential · Single Family · Subdivision
- Tax rate area:
- 03197
- Addresses on lot:
- 1331 DIAMOND 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 8,712 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: reduced flood risk due to levee (all of the lot) · FIRM panel 06067C0068H, 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: $315,000 – $401,000 · Status: Off market
HUD Small Area FMR (ZIP 95815) · FY 2026
Studio $1,440 · 1BR $1,510 · 2BR $1,860 · 3BR $2,480 · 4BR $2,850
Developments Deserving Closer Investigation & Active Area Builders
- New duplex at 3042 Marysville Blvd (In review)0.42 mi S
In "In review" for 2.7 yr (since Mar 5, 2024), exceeding the 184d median and 575d 90th percentile for new duplex / half-plex permits in City of Sacramento (n=115). current_status changed to "Plan Check Wait" in snapshot Nov 1, 2026.
- 1241 Diamond Avenue (Entitled)270 ft W
In "Entitled" for 2.7 yr (since Feb 26, 2024), exceeding the 184d median and 575d 90th percentile for new duplex / half-plex permits in City of Sacramento (n=115).
- New home at 1352 Nogales St (Issued)0.26 mi N
Active in "Issued" for 15 mo (first record Aug 11, 2025) with no new permit activity recorded in 9 mo. current_status changed to "Finaled" in snapshot Nov 1, 2026.
- New home at 1156 Rivera Dr (Entitled)0.17 mi W
In "Entitled" for 6.8 yr (since Jan 29, 2020), exceeding the 45d median and 184d 90th percentile for new single-family home permits in City of Sacramento (n=3,657).
Entity-resolved builders & contractors in ½ mile: Tb Construction (1 on parcel, 1 in ½ mi · Remodel / interior alteration); Porter Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Rotoco (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Wills Resource Electric (1 on parcel, 1 in ½ mi · Electrical / panel); J And D Greenberg Enterprises (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer).
Permit & Project History on This Parcel (5 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2619473 | Plumbing / water heater / sewer | Finaled | Iss. Sep 3, 2026 | $19,920 | E-Permit: Sewer Service replacement or repair, Dig and Bury 75 L.F. Water Service replacement or repair, 150 L.F. |
| RES-2607732 | Remodel / interior alteration | Withdrawn | Iss. May 21, 2026 | $90,000 | EPC - Converting existing 308sf attached garage to bedroom with a bathroom. Remodel work consists of repiping, new tank… |
| RES-2602044 | Electrical / panel | Finaled | Iss. Jan 30, 2026 | $5,000 | E-Permit: existing panel 100 Amps - Overhead service, new main panel 200 Amps, Replacement weather head/masthead work. |
| RES-2601325 | Plumbing / water heater / sewer | Finaled | Iss. Jan 22, 2026 | $2,290 | Change-out installation of Gas - 040 gallon to Gas - 040 gallon, located inside building, screening not required. |