3644 1st Ave
Sacramento 95817 · North Oak Park · City of Sacramento · Coordinates: 38.55285, -121.46552
Executive Verdict · Public-Records Synthesis
Zoned R-2A in City of Sacramento with likely ministerial ADU eligibility and zero mapped flood, fire, or fault hazard overlaps; benchmark value $624,000 ($549,000–$699,000).
Upsides & Opportunities
- ✓ Ministerial ADU / JADU pathway likely eligible
Zone R-2A allows residential use qualifying for ministerial ADU review under state law (18 ADU permits permitted within ¼ mile in 36 months).
Source: City of Sacramento zoning · CA Gov. Code 66314
- ✓ Documented permitted upgrades (+$46,718 contributory est.)
Public building records show issued construction/renovation work on this parcel (4 total permits, latest Jun 14, 2024).
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)
- ! Delayed or open permit activity on this parcel
Addition (adds square footage) (RES-1618370): Issued after 7 mo (5.2× the 42d median) — slower than 90% of addition (adds square footage) permits in City of Sacramento (median 42d, 90th pct 162d, n=1,948).
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (review-time benchmark)
- ! 4 slow or stalled nearby projects within ½ mile
Closest lead: Accessory dwelling unit at 3243 X St (0.35 mi NW, 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 (~$7,564/yr at $624,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$630/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:
- 6,098 sq ft (0.14 ac)
- Assessor use:
- Residential · Two Family · 2 Single Family Units
- Tax rate area:
- 03002
- Addresses on lot:
- 3644 1ST AVE; 3644 1ST AVE # A # A; 3644 1ST AVE # B # B
Zoning & Land Use
R-2A — Multi-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-2A (multifamily residential): state law allows ADUs where homes are allowed. On a multifamily lot the state allowance is different: ADUs in non-living space of the building, plus up to eight detached ADUs.
- SB 9: two homes on the lotUnlikely
Zoned R-2A (multifamily residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned R-2A (multifamily residential), not a single-family residential zone.
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: $549,000 – $699,000 · 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
- Accessory dwelling unit at 3243 X St (In review)0.35 mi NW
In "In review" for 12 mo (since Nov 6, 2025), 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 "2026-10-07" in snapshot Nov 1, 2026.
- Addition (adds square footage) (RES-1618370) (Expired Permit)On this parcel
Issued after 7 mo (5.2× the 42d median) — slower than 90% of addition (adds square footage) permits in City of Sacramento (median 42d, 90th pct 162d, n=1,948).
- Accessory dwelling unit at 3943 Colonial Way (Issued)0.28 mi NE
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.
- The Hatchery Multi-Family (33 Income-Restricted Units) (In review)0.33 mi W
In "In review" for 12 mo (since Oct 31, 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 (33 housing units, 4 deed-restricted affordable, $4,009,938 declared valuation across 1 permit).
Entity-resolved builders & contractors in ½ mile: Electric Joe (1 on parcel, 1 in ½ mi · Electrical / panel); Taylor And Young (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Rcp Construction (13 in ½ mi · Commercial tenant improvement); Veritas Design Build (12 in ½ mi · New single-family home); Lfg Construction (10 in ½ mi · Accessory dwelling unit (new or conversion)).
Permit & Project History on This Parcel (4 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2413123 | Plumbing / water heater / sewer | Finaled | Iss. Jun 14, 2024 | $2,135 | Change-out installation of Gas - 040 gallon to Gas - 040 gallon, located outside building, within Existing Exterior Encl… |
| RES-2109432 | Accessory dwelling unit (new or conversion) | Expired Application | App. May 4, 2021 | $14,599 | EPC - Permit to complete work from expired permit RES-1618370. Inspections have been approved through FRAME. This permit… |
| RES-2024038 | Electrical / panel | Finaled | Iss. Dec 30, 2020 | $6,175 | E-Permit: existing panel 200 Amps - Overhead service, new main panel 225 Amps, New Install weather head/masthead work, m… |
| RES-1618370 | Addition (adds square footage) |