665 4th Ave
Sacramento 95818 · Upper Land Park · City of Sacramento · Coordinates: 38.55612, -121.50877
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 $688,000 ($605,000–$771,000).
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 6,534 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
- ✓ 3 documented municipal building permits on file
On-parcel permit history is indexed through Sep 20, 2021, letting you verify roof, HVAC, electrical, or structural work against seller disclosures.
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (parcel APN)
- ✓ Above-average reinvestment in Upper Land Park
68 substantial renovation & housing permits over 24 months (42.8 per 1,000 parcels vs. 30.4 citywide baseline) (#27 of 102 neighborhoods).
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (Upper Land Park)
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: Accessory dwelling unit at 870 Swanston Dr (0.16 mi SE, applied). 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 (~$8,293/yr at $688,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$691/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:
- 6,534 sq ft (0.15 ac)
- Assessor use:
- Residential · Single Family · Subdivision
- Tax rate area:
- 03005
- Addresses on lot:
- 665 4TH 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 6,534 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 06067C0170H, 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: $605,000 – $771,000 · Status: Off market
HUD Small Area FMR (ZIP 95818) · FY 2026
Studio $1,950 · 1BR $2,050 · 2BR $2,520 · 3BR $3,350 · 4BR $3,870
Developments Deserving Closer Investigation & Active Area Builders
- Accessory dwelling unit at 870 Swanston Dr (Applied)0.16 mi SE
In "Applied" for 9 mo (since Feb 27, 2026), exceeding the 45d median and 184d 90th percentile for new single-family home permits in City of Sacramento (n=3,657). contractor changed to "JASON ANDERSON CONSTRUCTION INC" in snapshot Nov 1, 2026.
- 29SC Maven V Apartments (Entitled)0.49 mi N
In "Entitled" for 4.5 yr (since May 19, 2022), exceeding the 210d median and 627d 90th percentile for new multifamily / condos / mixed-use permits in City of Sacramento (n=199). High-impact scale (252 housing units across 0 permits).
- Accessory dwelling unit at 826 8th Ave (Applied)0.46 mi S
In "Applied" for 7 mo (since Apr 29, 2026), exceeding the 45d median and 184d 90th percentile for new single-family home permits in City of Sacramento (n=3,657). issued_date changed to "2026-09-29" in snapshot Nov 1, 2026.
- Accessory dwelling unit at 657 Swanston Dr (Issued)280 ft S
Active in "Issued" for 16 mo (first record Jul 21, 2025) with no new permit activity recorded in 12 mo. current_status changed to "Finaled" in snapshot Nov 1, 2026.
Entity-resolved builders & contractors in ½ mile: Bonney Plumbing (1 on parcel, 5 in ½ mi · Remodel / interior alteration); Jrw Plumbing (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); On Time Air Conditioning And Heating (1 on parcel, 1 in ½ mi · HVAC / heat pump); Bardis Homes (78 in ½ mi · New duplex / half-plex); Connected Technology (21 in ½ mi · Remodel / interior alteration).
Permit & Project History on This Parcel (3 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2120282 | Plumbing / water heater / sewer | Finaled | Iss. Sep 20, 2021 | $8,900 | E-Permit: Drain Line replacement or repair, 80 L.F. |
| RES-2119159 | Roof replacement | Finaled | Iss. Sep 1, 2021 | $16,428 | No Duct Work Permitted. Change-out Roof Mount to Roof Mount. The existing unit shall be removed. The new unit shall be p… |
| RES-1802707 | HVAC / heat pump | Expired Permit | Iss. Feb 13, 2018 | $6,635 | Change-out Ducts Only to Ducts Only. The existing unit shall be removed. The new unit shall be placed in the same locati… |