2508 42nd St
Sacramento 95817 · North Oak Park · City of Sacramento · Coordinates: 38.55250, -121.45784
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 $471,000 ($414,000–$528,000).
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 4,730 sq ft lot. Local precedent is active with 12 ADU permits within ¼ mile over the last 36 months.
Source: City of Sacramento zoning · CA Gov. Code 66314 & 65852.21
- ✓ Documented permitted upgrades (+$6,349 contributory est.)
Public building records show issued construction/renovation work on this parcel (3 total permits, latest Jan 12, 2024).
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: Office Conversion (0.18 mi SE, 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 (~$5,819/yr at $471,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$485/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:
- 4,730 sq ft (0.11 ac)
- Assessor use:
- Residential · Single Family · Subdivision
- Tax rate area:
- 03002
- Addresses on lot:
- 2508 42ND ST
Zoning & Land Use
R-1 — Single-Unit Dwelling Zone (R)
2040 General Plan: Neighborhood (FAR up to 2)
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 4,730 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 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: $414,000 – $528,000 · Status: Off market
HUD Small Area FMR (ZIP 95817) · FY 2026
Studio $1,580 · 1BR $1,660 · 2BR $2,040 · 3BR $2,720 · 4BR $3,130
Developments Deserving Closer Investigation & Active Area Builders
- Office Conversion (Issued)0.18 mi SE
Active in "Issued" for 2.8 yr (first record Jan 25, 2024) with no new permit activity recorded in 22 mo. High-impact scale (38 housing units, $3,500,000 declared valuation across 6 permits).
- Accessory dwelling unit at 3943 Colonial Way (Issued)0.24 mi NW
Active in "Issued" for 2.1 yr (first record Oct 1, 2024) with no new permit activity recorded in 17 mo. current_status changed to "Finaled" in snapshot Nov 1, 2026.
- SB9 T Street Townhomes (Entitled)0.4 mi NE
In "Entitled" for 20 mo (since Mar 6, 2025), exceeding the 184d median and 575d 90th percentile for new duplex / half-plex permits in City of Sacramento (n=115).
- New home (Entitled)0.4 mi NE
In "Entitled" for 2.5 yr (since May 29, 2024), 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: Northwest Exteriors (1 on parcel, 2 in ½ mi · Remodel / interior alteration); Swihart Enterprises And Electrical (1 on parcel, 1 in ½ mi · Electrical / panel); Johnny Manuel Gonzales (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Anchored Tiny Homes (12 in ½ mi · Accessory dwelling unit (new or conversion)); Hurley Construction (8 in ½ mi · Demolition).
Permit & Project History on This Parcel (3 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2400932 | Remodel / interior alteration | Finaled | Iss. Jan 12, 2024 | $12,547 | Window Permit: Replacing 8 retrofit windows, and 1 nail fin windows, like for like. The egress windows will meet the c… |
| RES-2022253 | Electrical / panel | Finaled | Iss. Dec 2, 2020 | $4,650 | E-Permit: existing panel 100 Amps - Overhead service, new main panel 200 Amps, Reuse Existing weather head/masthead work… |
| RES-2015749 | Plumbing / water heater / sewer | Finaled | Iss. Aug 31, 2020 | $3,500 | E-Permit: Sewer Service replacement or repair, Dig and Bury 42 L.F. |