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Activesingle_family

$3,780,000

1374 Hampton Dr, Sunnyvale 94087

Beds5
Baths4
Sqft3,001
DOM155
No Photos Available

AddressIntel AI Briefing

Priced near the top of the local market, leaving thin margins for development. High-end finishes already present mean limited value-add opportunity.

Property Permit History

DateProject TypeStatusValuationContractor
2026-07-18SolarISSUED--Unknown

Recent Neighborhood Remodeling (Sunnyvale)

2026-10-21 • 1075 HAMSHIRE CT SUNNYVALE CA 94087
Engineering Project - Encroachment Permit
--Active - Issued
2026-10-21 • 1081 BAKER CT SUNNYVALE CA 94087
Minor Building Permit
$3,000Active - Issued
2026-10-21 • 425 S FAIR OAKS AV SUNNYVALE CA 94086
Minor Building Permit
$9,000Active - Issued
2026-10-21 • 1215 MANDARIN DR SUNNYVALE CA 94087
SolarAPP+
$32,000Active - Issued
2026-10-20 • 823 E HOMESTEAD RD SUNNYVALE CA 94087
Building Project
$14,000Active - Issued
2026-10-20 • 395 W EL CAMINO REAL SUNNYVALE CA 94086
Building Project
$20,000Active - Issued

Parcel & Zoning Info

APN--
Official Lot Sqft6,970
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 Score80/100
Max ADU Units2 (ADU + JADU)
Est. ADU Size1,200 sqft
Existing Coverage43.1%

Deep lot · Corner lot · ~59 ft frontage × 125 ft deep, room to set a detached ADU back from the street with a buffer, reads as a separate home. 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.

Seller Motivation

Motivation Score30/100
Some motivation
90+ days on market

Inferred from days on market and listing-description language (e.g. "as-is", "estate sale", "motivated seller"). A screening heuristic for likely negotiability, not a statement about the seller's circumstances.

Redevelopment Potential

Redevelopment Score12/100
ClassBuilt out
FAR Utilization96% of allowed
Buildable Headroom+135 sqft

Existing home already uses most of the allowable floor area, little expansion headroom. Zoning allows roughly 3,136 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: Sunnyvale Muni Code Ch. 19.32, Table 19.32.020 (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

Laurelwood Elementary

Santa Clara Unified

0.7 miles away
Middle School

Marian A. Peterson Middle

Santa Clara Unified

0.3 miles away
High School

New Valley Continuation High

Santa Clara Unified

1.1 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

85/100

Based on recent sales velocity and local demand in 94087.

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 3,136 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 Sunnyvale (94087): $1,336/sqft, plus 5% because new houses sold at a median 1.07x their comps across 239 real rebuilds. 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.

Interest on the purchase price for the whole project plus half the build budget, since construction draws ramp up. The default is 7% over 33 months, the median purchase-to-sale time of 239 real Peninsula and South Bay rebuilds. Set the rate to 0 for a cash purchase, or use your own lender's terms.

Hard Costs$1,705,000
New Build3,100 sqft
Total Capital Required$5,660,000
Estimated Resale (ARV)$4,349,300
Cost of Sale (5%)-$217,465
Carry (33mo @ 7%)-$908,600
Net Proceeds$3,223,235

Projected Profit

-$2,436,765
-43.1% ROI

Warning: Project is mathematically underwater.

Recent Comparables (Sunnyvale 94087)

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.

505 Westside Ave

Sold
$2,175,000
Sold: 2026-10-05
Lot: 4,400
Sqft: 2425
$/Sqft: $897

1035 Lorne Way

Sold
$3,412,000
Sold: 2026-10-02
Lot: 7,020
Sqft: 3621
$/Sqft: $942

1343 Poplar Ave

Sold
$4,200,000
Sold: 2026-10-01
Lot: 9,375
Sqft: 3386
$/Sqft: $1,240

1410 Floyd Ave

Sold
$4,250,000
Sold: 2026-09-16
Lot: 11,570
Sqft: 2426
$/Sqft: $1,752

1333 Arleen Ave

Sold
$5,050,000
Sold: 2026-09-04
Lot: 9,250
Sqft: 3691
$/Sqft: $1,368

827 Rubis Dr

Sold
$3,300,000
Sold: 2026-09-03
Lot: 6,547
Sqft: 2488
$/Sqft: $1,326

1230 Pennyroyal Ter

Sold
$3,200,000
Sold: 2026-09-01
Lot: 5,525
Sqft: 2378
$/Sqft: $1,346

1590 Goldfinch Way

Sold
$3,780,000
Sold: 2026-08-07
Lot: 6,500
Sqft: 2652
$/Sqft: $1,425

1461 Flicker Way

Sold
$3,816,800
Sold: 2026-08-07
Lot: 6,324
Sqft: 2460
$/Sqft: $1,552

1645 Blackhawk Dr

Sold
$3,500,000
Sold: 2026-07-31
Lot: 6,500
Sqft: 2517
$/Sqft: $1,391

514 Inverness Way

Sold
$3,250,000
Sold: 2026-07-13
Lot: 6,180
Sqft: 2717
$/Sqft: $1,196

1335 Bedford Ave

Sold
$3,409,000
Sold: 2026-07-07
Lot: 8,549
Sqft: 2726
$/Sqft: $1,251