3141 U St
Sacramento 95817 · Alhambra Triangle · City of Sacramento · Coordinates: 38.56069, -121.46952
Executive Verdict · Public-Records Synthesis
Zoned R-1-SPD in City of Sacramento with likely ADU & SB 9 infill eligibility and zero mapped flood, fire, or fault hazard overlaps; benchmark value $510,000 ($449,000–$571,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned R-1-SPD supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 4,356 sq ft lot. Local precedent is active with 30 ADU permits within ¼ mile over the last 36 months.
Source: City of Sacramento zoning · CA Gov. Code 66314 & 65852.21
- ✓ Documented permitted upgrades (+$11,781 contributory est.)
Public building records show issued construction/renovation work on this parcel (4 total permits, latest Nov 10, 2022).
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (parcel APN)
- ✓ Above-average reinvestment in Alhambra Triangle
8 substantial renovation & housing permits over 24 months (38.5 per 1,000 parcels vs. 30.4 citywide baseline) (#94 of 102 neighborhoods).
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (Alhambra Triangle)
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 3243 X St (0.27 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 (~$6,264/yr at $510,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$522/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:
- 4,356 sq ft (0.10 ac)
- Assessor use:
- Residential · Single Family · Subdivision
- Tax rate area:
- 03005
- Addresses on lot:
- 3141 U ST
Zoning & Land Use
R-1-SPD — 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 4,356 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: $449,000 – $571,000 · 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)0.27 mi S
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.
- Accessory dwelling unit at 2519 Victorian Aly (In review)0.48 mi W
Active in "In review" for 12 mo (first record Nov 13, 2025) with no new permit activity recorded in 9 mo. High-impact scale (4 housing units, $638,800 declared valuation across 1 permit). current_status changed to "Plan Check Wait" in snapshot Nov 1, 2026.
- The Hatchery Multi-Family (33 Income-Restricted Units) (In review)0.44 mi S
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).
- New duplex at 2616 Q St (In review)0.48 mi NW
In "In review" for 15 mo (since Aug 26, 2025), exceeding the 184d median and 416d 75th percentile for new duplex / half-plex permits in City of Sacramento (n=115). current_status changed to "Plan Check Target" in snapshot Nov 1, 2026.
Entity-resolved builders & contractors in ½ mile: Vitex Innovation (2 on parcel, 3 in ½ mi · Remodel / interior alteration); Bpha (1 on parcel, 1 in ½ mi · HVAC / heat pump); Charles Young Electric (1 on parcel, 1 in ½ mi · Electrical / panel); Data Processing Air (13 in ½ mi · Remodel / interior alteration); Lfg Construction (10 in ½ mi · Accessory dwelling unit (new or conversion)).
Permit & Project History on This Parcel (4 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2223000 | Remodel / interior alteration | Finaled | Iss. Nov 10, 2022 | $10,000 | EPC - BATH AREA REMODEL, FIXTURE REPLACE, ADD 3FT LENGTH WALL FOR LAUNDRY SEPARATION, 2x NEW SINGLE HUNG WINDOWS Carb… |
| RES-2219560 | HVAC / heat pump | Finaled | Iss. Sep 13, 2022 | $12,850 | Change-out w/new ducts Ground Mount to Ground Mount. The existing unit shall be removed. The new unit shall be placed in… |
| RES-2215438 | Remodel / interior alteration | Expired Permit | Iss. Jul 21, 2022 | $15,500 | ADD FREE STANDING TUB AND TOILET, TAP INTO SEWER AND SINK, CHANGE OUT TANKED WATER HEATER TO TANKLESS WATER HEATER. NO S… |
| RES-1819796 | Electrical / panel | Finaled | Iss. Oct 10, 2018 | $3,300 | E-Permit: existing panel 100 Amps - Overhead service, new main panel 200 Amps, Replacement weather head/masthead work, m… |