637 Riverlake Way
Sacramento 95831 · Greenhaven · City of Sacramento · Coordinates: 38.51462, -121.54030
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 $641,000 ($564,000–$718,000).
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 8,712 sq ft lot. Local precedent is active with 1 ADU permit within ¼ mile over the last 36 months.
Source: City of Sacramento zoning · CA Gov. Code 66314 & 65852.21
- ✓ 2 documented municipal building permits on file
On-parcel permit history is indexed through Mar 20, 2023, 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 Greenhaven
112 substantial renovation & housing permits over 24 months (41.6 per 1,000 parcels vs. 30.4 citywide baseline) (#46 of 102 neighborhoods).
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (Greenhaven)
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 6301 Faustino Way (0.39 mi SW, 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 (~$7,757/yr at $641,000)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$646/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:
- 8,712 sq ft (0.20 ac)
- Assessor use:
- Residential · Single Family · Subdivision
- Tax rate area:
- 03165
- Addresses on lot:
- 637 RIVERLAKE WAY
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 8,712 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: $564,000 – $718,000 · Status: Off market
HUD Small Area FMR (ZIP 95831) · FY 2026
Studio $1,980 · 1BR $2,070 · 2BR $2,550 · 3BR $3,390 · 4BR $3,910
Developments Deserving Closer Investigation & Active Area Builders
- Accessory dwelling unit at 6301 Faustino Way (Issued)0.39 mi SW
Active in "Issued" for 4.3 yr (first record Jul 22, 2022) with no new permit activity recorded in 2.3 yr. current_status changed to "Expired Permit" in snapshot Nov 1, 2026.
- New home at 18 Lake Vista Ct (Issued)0.46 mi SE
Active in "Issued" for 2.6 yr (first record Mar 21, 2024) with no new permit activity recorded in 17 mo. High-impact scale (1 housing unit, $750,000 declared valuation across 1 permit).
- SFR at 4 Kathy Court (Entitled)0.27 mi W
In "Entitled" for 4.9 yr (since Dec 2, 2021), exceeding the 45d median and 184d 90th percentile for new single-family home permits in City of Sacramento (n=3,657).
- Accessory dwelling unit at 6212 Allenport Way (Entitled)0.3 mi E
In "Entitled" for 4.8 yr (since Jan 21, 2022), 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: Csr Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Stephens Electrical (1 on parcel, 1 in ½ mi · Electrical / panel); Tcg Construction (84 in ½ mi · Commercial tenant improvement); Bay Area Activo (14 in ½ mi · Remodel / interior alteration); Kitchen Mart (8 in ½ mi · Remodel / interior alteration).
Permit & Project History on This Parcel (2 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| RES-2305428 | Electrical / panel | Finaled | Iss. Mar 20, 2023 | $2,000 | E-Permit: existing panel 125 Amps - Underground service, new main panel 125 Amps, N/A weather head/masthead work. |
| RES-2116768 | Roof replacement | Finaled | Iss. Aug 3, 2021 | $46,600 | E-Permit: Tear Off - Yes, Resheet - No, 1 layer(s), 41 squares of Steel Shake Roofing. In-progress inspection required i… |