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ActiveSingle Family

$2,888,000

256 E Charleston Rd, Palo Alto 94306

Beds4
Baths3
Sqft2,040
DOM18
No Photos Available

AddressIntel AI Briefing

The best play here is an SB 9 lot split into multiple units to fully capitalize on the generous 7.8k sqft parcel in high-income Palo Alto. Developers must mitigate liquefaction issues during site prep, but a projected 36.5% ROI makes this a highly lucrative option.

Property Permit History

No permit history found directly associated with this property's address.

Recent Neighborhood Remodeling (Palo Alto)

2026-08-242 ROOSEVELT CIR, PALO ALTO CA 94306
Project - Building Permit
--In Plan Check
2026-08-241135 EMERSON ST, PALO ALTO CA 94301
Project - Building Permit
--Submitted
2026-08-244058 BEN LOMOND DR, PALO ALTO CA 94306
Revision-Building Permit
--Submitted
2026-08-24850 HAMILTON AV, PALO ALTO CA 94301
Heat Pump Space Conditioning Systems: New, retrofit, or replacement of space conditioning system (heat pump, furnace/air handler) and associated ductwork (detached single-family, duplex, and ADUs)
--Permit Issued
2026-08-241022 WEBSTER ST, PALO ALTO CA 94301
Revision-Building Permit
--In Plan Check
2026-08-241129 EMERSON ST, PALO ALTO CA 94301
Project - Building Permit
--Submitted

Parcel & Zoning Info

APN14725003
Official Lot Sqft7,841
Zoning Code--
SB 9 StatusLikely · up to 4 units
SB 9 Block Reasons No SB 9 disqualifiers found
Development Blockers
Liquefaction
Unlock Pathways
Ministerial ADU Ministerial SB 9 Density Bonus
Entitlement RiskLow (0/100)

ADU Potential

Feasibility Score92/100
Max ADU Units2 (ADU + JADU)
Est. ADU Size1,200 sqft
Existing Coverage26%

Flag / irregular · Corner lot · ~123 ft frontage × 132 ft deep, a tucked-away rear unit is very private; access is typically via the pole driveway. A second street frontage lets an ADU take its own entrance and address.

Screening heuristic based on lot size, existing coverage, lot orientation, and hazard overlays. CA ADU law is ministerial statewide; verify max size, setbacks, and JADU owner-occupancy with the local planning dept.

Redevelopment Potential

Redevelopment Score55/100
ClassExpansion room
FAR Utilization66% of allowed
Buildable Headroom+1,062 sqft

Meaningful unused floor-area headroom under current zoning, room to add square footage. Zoning allows roughly 3,102 sqft of gross floor area on this lot.

Screening estimate comparing existing living area to the city's single-family floor-area limit. FAR rule curated from current municipal code. Source: PAMC 18.12.040 Table 2; max house size 6,000 sqft (as of 2026-06-30). Verify FAR, coverage, setbacks, and height with the local planning dept.

Hazard Snapshot

Flood Zone

X
Area of minimal flood hazard.

Fire Severity

None
Not in a mapped state fire severity zone.

Liquefaction

Yes
In a mapped liquefaction zone. May require specialized foundation engineering.

Fault Zone

No
Not in a mapped Alquist-Priolo fault zone.

Not a substitute for a Natural Hazard Disclosure (NHD) report. Zones reflect available GIS data and may not cover all localities.

Nearby Public Schools

Elementary School

Herbert Hoover Elementary

Palo Alto Unified

0.2 miles away
Middle School

Jane Lathrop Stanford Middle

Palo Alto Unified

0.3 miles away
High School

Henry M. Gunn High

Palo Alto Unified

1.4 miles away

School boundaries are subject to change. Nearest school distance does not guarantee enrollment eligibility. Check with the local district. Data provided by CDE.

Proprietary Intelligence

Market Heat Index

70/100

Based on recent sales velocity and local demand in 94306.

Flippability Score

75/100

Measures neighborhood renovation density vs. recent permits on this property.

Bidding War Prob.

50%

Likelihood of multiple offers based on local list-to-sale ratios and DOM.

Proforma ROI Calculator

Back-of-the-napkin deal analysis across development strategies.

Zoning allows roughly 3,102 sqft on this lot, and the default builds to that envelope. The FAR figure is a discretionary-review trigger, not a hard cap.

Median of 12 recent single-family sales in Palo Alto (94306): $1,827/sqft. Sized within 25% of the 3,100 sqft build, because smaller houses sell for more per foot and pricing a rebuild off them overstates resale.

Commission, transfer tax and closing. Deducted from resale before profit, so the ROI below is net of the exit rather than gross.

Carry on total capital for the project duration. At 0% the model is a cash purchase; 12 months at a typical construction-loan rate moves ROI by 6 to 10 points on a deal this size, so price it with your real rate.

Hard Costs$1,705,000
New Build3,100 sqft
Total Capital Required$4,768,000
Estimated Resale (ARV)$5,663,700
Cost of Sale (5%)-$283,185
Net Proceeds$5,380,515

Projected Profit

$612,515
12.8% ROI

Warning: Margin is tight for the construction risk.

Recent Comparables (Palo Alto 94306)

Sized to the modelled 3,100 sqft build: sales within 25% of it. Smaller houses sell for more per foot, so pricing a rebuild off them overstates resale.

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