3948 57th St
Sacramento 95820 · Colonial Heights · City of Sacramento · Coordinates: 38.53888, -121.44041
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 $433,000 ($381,000–$485,000).
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 20 ADU permits within ¼ mile over the last 36 months.
Source: City of Sacramento zoning · CA Gov. Code 66314 & 65852.21
- ✓ 4 documented municipal building permits on file
On-parcel permit history is indexed through Nov 11, 2025, 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: 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-1705054): Pending in review for 9.6 yr (83.6× 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)
- ! 5 slow or stalled nearby projects within ½ mile
Closest lead: Accessory dwelling unit at 5736 19th Ave (0.32 mi S, 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 (~$5,386/yr at $433,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$449/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:
- 03016
- Addresses on lot:
- 3948 57TH ST
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: 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: $381,000 – $485,000 · Status: Off market
HUD Small Area FMR (ZIP 95820) · FY 2026
Studio $1,530 · 1BR $1,610 · 2BR $1,980 · 3BR $2,640 · 4BR $3,040
Developments Deserving Closer Investigation & Active Area Builders
- Addition (adds square footage) (RES-1705054) (Estimate)On this parcel
Pending in review for 9.6 yr (83.6× 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 5736 19th Ave (Issued)0.32 mi S
Active in "Issued" for 2.4 yr (first record Jun 7, 2024) with no new permit activity recorded in 12 mo. work_desc changed to "EPC - Shelf Ready ADU with commercial meter setup, 2 bed, 1 bath 747 sq ft 44 sq ft porch, 9 sq ft utility closet, and PV Solar. Carbon monoxide & Smoke alarms required. Reference CRC sections R315 & R314. Water conserving fixtures are required to be installed throughout this residence per SB 407 (Note: Residences built after January 1, 1994 are exempt). “Any new landscaping done on this property is to be in compliance with the City’s Water Efficient Landscape Ordinance 15.92.” revision RES-2623879 revised PV sheets PV-1.0 to PV-6.0 and spec sheets; see change letter." in snapshot Nov 1, 2026.
- Accessory dwelling unit at 4110 52nd St (Issued)0.32 mi SW
Active in "Issued" for 2.6 yr (first record Apr 23, 2024) with no new permit activity recorded in 2.3 yr. current_status changed to "Expired Permit" in snapshot Nov 1, 2026.
- Raymond - Garage Conversion/Addition (Issued)0.24 mi S
Active in "Issued" for 9 yr (first record Nov 13, 2017) with no new permit activity recorded in 7 mo. current_status changed to "Expired Permit" in snapshot Nov 1, 2026.
Entity-resolved builders & contractors in ½ mile: Aoe Bay Area (1 on parcel, 1 in ½ mi · Electrical / panel); Fletchers Plumbing And Contracting (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Lg General Contractors (13 in ½ mi · Addition (adds square footage)); Caldwell Construction (10 in ½ mi · Remodel / interior alteration); Solid Construction And Design (8 in ½ mi · Remodel / interior alteration).
Permit & Project History on This Parcel (4 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2523647 | Electrical / panel | Issued | Iss. Nov 11, 2025 | $2,501 | E-Permit: existing panel 100 Amps - Overhead service, new main panel 200 Amps, Replacement weather head/masthead work, m… |
| RES-1800992 | Repair tied to a housing/code case | Expired Application | App. Jan 17, 2018 | $9,936 | HSG Case 17-022395: 288SF Pertgola initiated without permit. |
| RES-1705054 | Addition (adds square footage) | Estimate | App. Apr 3, 2017 | $75,000 | EXPEDITED - Repair/Replace 60SF of Roof Truss system due to tree damage. Addition of a 200SF bedroom/bathroom & covered … |
| RES-1702375 | Plumbing / water heater / sewer | Finaled | Iss. Feb 22, 2017 | $850 | Relocate Gas meter per PGE, AA: Gas Line replacement, repair, or new leg, 30 L.F. relocate PGE meter |