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ActiveSingle Family

$7,998,000

337 Tennyson Ave, Palo Alto 94301

Beds3
Baths2
Sqft2,388
DOM1
No Photos Available

AddressIntel AI Briefing

While the age of this property suggests redevelopment, the high acquisition cost relative to size-adjusted ARV limits the margin for a speculative build. The optimal play is stealth density utilizing the excellent ADU feasibility to add secondary rental units while preserving and lightly updating the historically significant main structure.

Property Permit History

DateProject TypeStatusValuationContractor
Expired$32,000STONERIDGE ROOFING
Expired$8,000STONERIDGE ROOFING

Recent Neighborhood Remodeling (Palo Alto)

125 LOIS LN
$6,500Finaled
46 ROOSEVELT CIR
--Finaled
3505 MIDDLEFIELD RD
$5,000Finaled
4156 HUBBARTT DR
$31,000Finaled
3397 RAMONA ST
$16,140Finaled
774 CHANNING AV
$19,700Finaled

Parcel & Zoning Info

APN12408048
Official Lot Sqft9,583
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 Score98/100
Max ADU Units2 (ADU + JADU)
Est. ADU Size1,200 sqft
Existing Coverage24.9%

Flag / irregular · Corner lot · ~165 ft frontage × 186 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 Score60/100
ClassExpansion room
FAR Utilization66% of allowed
Buildable Headroom+1,237 sqft

Meaningful unused floor-area headroom under current zoning, room to add square footage. Zoning allows roughly 3,625 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. Liquefaction and fault flags: modified from California Geological Survey, Web Service of Official Maps of Alquist-Priolo Earthquake Fault Zones and Web Service of Official Maps of Seismic Hazard Zones (2025).

Nearby Public Schools

Elementary School

Walter Hays Elementary

Palo Alto Unified

0.5 miles away
Middle School

Frank S. Greene Jr. Middle

Palo Alto Unified

0.6 miles away
High School

Palo Alto High

Palo Alto Unified

0.6 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

67/100

Based on recent sales velocity and local demand in 94301.

Flippability Score

40/100

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

Bidding War Prob.

36%

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 3,625 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 (94301): $2,253/sqft. Sized within 25% of the 3,600 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$1,980,000
New Build3,600 sqft
Total Capital Required$10,153,000
Estimated Resale (ARV)$8,110,800
Cost of Sale (5%)-$405,540
Net Proceeds$7,705,260

Projected Profit

-$2,447,740
-24.1% ROI

Warning: Project is mathematically underwater.

Recent Comparables (Palo Alto 94301)

Sized to the modelled 3,600 sqft build: sales within 25% of it. Smaller houses sell for more per foot, so pricing a rebuild off them overstates resale.

1800 Waverley St

Sold
$7,500,000
Sold: 2026-09-11
Lot: 9,600
Sqft: 2965
$/Sqft: $2,530

2101 Middlefield Rd

Sold
$4,789,000
Sold: 2026-09-11
Lot: 7,497
Sqft: 2834
$/Sqft: $1,690

1560 University Ave

Sold
$5,825,000
Sold: 2026-08-13
Lot: 12,600
Sqft: 3892
$/Sqft: $1,497

1353 Martin Ave

Sold
$9,800,000
Sold: 2026-08-11
Lot: 8,395
Sqft: 3117
$/Sqft: $3,144

1408 Edgewood Dr

Sold
$9,420,000
Sold: 2026-08-07
Lot: 12,900
Sqft: 3759
$/Sqft: $2,506

2001 Bryant St

Sold
$21,775,000
Sold: 2026-07-20
Lot: 31,742
Sqft: 3061
$/Sqft: $7,114

1427 Byron St

Sold
$5,565,000
Sold: 2026-07-15
Lot: 5,600
Sqft: 3030
$/Sqft: $1,837

428 Maple St

Sold
$11,902,500
Sold: 2026-06-26
Lot: 22,500
Sqft: 4499
$/Sqft: $2,646

426 Palo Alto Ave

Sold
$4,000,000
Sold: 2026-06-24
Lot: 11,880
Sqft: 3336
$/Sqft: $1,199

804 Lincoln Ave

Sold
$8,000,000
Sold: 2026-06-17
Lot: 7,500
Sqft: 4000
$/Sqft: $2,000

342 Kellogg Ave

Sold
$19,000,000
Sold: 2026-06-17
Lot: 26,388
Sqft: 2859
$/Sqft: $6,646

120 Seale Ave

Sold
$7,695,000
Sold: 2026-06-10
Lot: 7,500
Sqft: 4287
$/Sqft: $1,795