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ActiveSingle Family

$4,388,000

1665 Middlefield Rd, Palo Alto 94301

Beds3
Baths3
Sqft1,852
DOM6
No Photos Available

AddressIntel AI Briefing

This massive 9,148 sqft lot with zero hazard blockers is a textbook teardown-and-mansionize play in ultra-premium Palo Alto. Demographics with maximum median incomes guarantee a massive ARV ceiling for a high-end luxury build.

Property Permit History

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

Recent Neighborhood Remodeling (Palo Alto)

2026-07-223186 DAVID AV, PALO ALTO CA 94303
Project - Building Permit
--In Plan Check
2026-07-224155 EL CAMINO WY, UNIT C, PALO ALTO CA 94306
Project - Building Permit
--Submitted
2026-07-228 TULIP LN, PALO ALTO CA 94303
Solar: Roof-mounted solar system with SolarAPP+ (Single-family detached residential or duplex only)
--Permit Issued
2026-07-22785 LA PARA AV, PALO ALTO CA 94306
Revision-Building Permit
--Void
2026-07-22519 SEALE AV, PALO ALTO CA 94301
Project - Building Permit
--In Plan Check
2026-07-222846 KIPLING ST, PALO ALTO CA 94306
Project - Building Permit
--Submitted

Parcel & Zoning Info

APN00358048
Official Lot Sqft9,148
Zoning Code--
SB 9 StatusLikely · up to 4 units
Unlock Pathways
Ministerial ADU Ministerial SB 9 Density Bonus
Entitlement RiskLow (0/100)

ADU Potential

Feasibility Score96/100
Max ADU Units2 (ADU + JADU)
Est. ADU Size1,200 sqft
Existing Coverage20.2%

Flag / irregular · Corner lot · ~137 ft frontage × 144 ft deepa 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 Score65/100
ClassExpansion room
FAR Utilization53% of allowed
Buildable Headroom+1,642 sqft

Meaningful unused floor-area headroom under current zoning — room to add square footage. Zoning allows roughly 3,494 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

No
Not in a mapped liquefaction zone.

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

Walter Hays Elementary

Palo Alto Unified

0.1 miles away
Middle School

Frank S. Greene Jr. Middle

Palo Alto Unified

0.5 miles away
High School

Palo Alto High

Palo Alto Unified

0.8 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

68/100

Based on recent sales velocity and local demand in 94301.

Flippability Score

85/100

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

Bidding War Prob.

30%

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.

Based on 6 recent sales in 94301 averaging $2,301/sqft.

Hard Costs$1,111,200
New Build2,778 sqft
Total Capital Required$5,674,200
Estimated Resale (ARV)$6,392,178

Projected Profit

$717,978
12.7% ROI

Warning: Margin is tight for the construction risk.

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