23 Christiansen Ln
Walnut Creek 94597 · Walnut Creek · Coordinates: 37.92102, -122.07151
Parcel & Assessor
- Lot size:
- 10,890 sq ft (0.25 ac)
- Assessor use:
- Single Family, 1 residence on 1 site, with or without
- Tax rate area:
- 09006
- Addresses on lot:
- 23 CHRISTIANSEN LN
Zoning & Land Use
No published city zoning district at parcel centroid.
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUCan't tell
We don't have a zoning map for Walnut Creek.
- SB 9: two homes on the lotCan't tell
We don't have a zoning map for Walnut Creek.
- SB 9: split into two lotsCan't tell
We don't have a zoning map for Walnut Creek.
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 06013C0287F, effective June 16, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $866,000 – $1,172,000 · Status: Off market
HUD Small Area FMR (ZIP 94597) · FY 2026
Studio $2,390 · 1BR $2,660 · 2BR $3,250 · 3BR $4,160 · 4BR $4,930
Nearby Activity (½ mile radius, since —)
11 active or recent development projects (16 housing units across completed, permitted, and pipeline stages) and 0 total building permits recorded within ½ mile.
Developments Deserving Closer Investigation & Active Area Builders
- 1 Story Sfr And Attached Garage (Issued)On this parcel
Active in "Issued" for 2 yr (first record Oct 25, 2024) with no new permit activity recorded in 2 yr.
- Haven Development Co. SFRs & Lot Split (Entitled)0.28 mi NE
Active in "Entitled" for 6.3 yr (first record Aug 4, 2020) with no new permit activity recorded in 6.3 yr. High-impact scale (4 housing units, 2 deed-restricted affordable across 0 permits).
- Haven SFR Development (Entitled)0.3 mi W
Active in "Entitled" for 20 mo (first record Mar 11, 2025) with no new permit activity recorded in 20 mo. High-impact scale (6 housing units, 1 deed-restricted affordable across 0 permits).
- Adu 800 Sq Ft Attached To (E) Garage (Issued)0.1 mi S
Active in "Issued" for 2 yr (first record Nov 15, 2024) with no new permit activity recorded in 2 yr.
Permit & Project History on This Parcel (0 permits, 1 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 1 entry (report years 2024).