Los Altos · Santa Clara County

Old Los Altos

Old Los Altos surrounds the downtown village core, with mature trees, walkable streets, and a mix of 1930s-1960s architecture on roughly 8,000 to 12,000 square foot lots.

Median Sale
$4,575,000
March 2026 · 26 closings

Old Los Altos Real Estate Market Snapshot

Median Sale Price
$4,575,000
-5.7% vs prior-year median
Avg. Days on Market
13
% List Price Received
106%
Homes Sold (March 2026)
26
Median price trend
2025 · $4,850,000 March 2026 · $4,575,000
List-price received
106%
90%100%120%+

As of March 2026 · Source: SCCAOR/MLSListings

Living in Old Los Altos

Old Los Altos is the residential ring around the downtown village core, defined by mature street trees, walkable blocks, and a mix of 1930s through 1960s architecture. The pocket sits inside the broader Los Altos overview footprint and shares the city's R1-10 Single-Family District zoning, with most properties on lots in the 8,000 to 12,000 square foot range (City of Los Altos Municipal Code Chapter 14.06).

What separates Old Los Altos from other parts of the city is proximity. Residents walk or bike to Main Street and State Street, the farmers market, and the library complex without crossing arterials. The block-by-block consistency of bungalows, ranches, and updated infill, combined with the canopy from older oaks and elms, drives the area's continued buyer demand.

Schools

Old Los Altos addresses fall within Los Altos School District (K-8) and the Mountain View-Los Altos Union High School District for grades 9-12, with most students assigned to Los Altos High School (Los Altos School District; Mountain View-Los Altos UHSD). Specific elementary attendance areas vary by street, with Almond, Santa Rita, and Covington each pulling from different parts of the village ring. Buyers should verify assignment with the district before writing offers.

Lifestyle

The neighborhood's defining feature is walkability to downtown. The Thursday farmers market on Second Street, Shoup Park, the library, and the village retail district along Main and State are all within a 5 to 15 minute walk from most Old Los Altos addresses. The $3 million budget breakdown notes the pocket's premium versus other Los Altos sub-neighborhoods reflects this walk-out-the-door access more than any single amenity.

Commute

Old Los Altos sits between Foothill Expressway and El Camino Real, giving drivers access to both the I-280 corridor (via El Monte) and Highway 101 (via San Antonio). South Bay employers in Mountain View, Sunnyvale, and Cupertino are typically 10 to 20 minutes by car. Caltrain access is via the San Antonio or Mountain View stations, both roughly 5 to 10 minutes by car.

Market

The Old Los Altos Market Right Now

Los Altos as a whole posted a March 2026 single-family median of $4,575,000 across 26 closed sales, with average days on market at 13 and a list-price-received ratio of 106 percent (SCCAOR/MLSListings). The 2025 annual median was $4,850,000 across 283 sales. Within that envelope, Old Los Altos generally sits at or above the citywide median because of its walkability premium and tighter lot supply. Teardown-grade properties on village-adjacent blocks frequently transact above land-value comparables, and updated turnkey homes often clear with multiple offers inside the first 10 to 14 days. Buyers targeting this pocket should expect to compete near the upper end of the citywide price band.
Transactions

What Buyers and Sellers Should Know About Old Los Altos

Construction in Old Los Altos runs through the city's Design Review process, which applies to new construction, second-story additions, and substantial remodels in single-family zones (City of Los Altos Design Review Commission). Buyers planning to scrape and rebuild or add a second story should budget time for Design Review hearings and neighborhood compatibility findings. The city's tree preservation ordinance protects designated trees and requires permits for removal of protected species or trees of designated size (City of Los Altos), which matters in this pocket because mature canopy is one of the area's defining features. On the closing side, Santa Clara County's documentary transfer tax of $1.10 per $1,000 of consideration applies at recording, with no additional municipal transfer tax in Los Altos (Santa Clara County Assessor).
Field Notes

Market Notes by Lisa M. Lum

Recent transactions in Old Los Altos through early 2026 have continued to clear above the citywide Los Altos median, with the strongest demand on blocks within a 10-minute walk of Main Street. Lisa observes that buyers in this pocket typically split between two profiles: long-tenure families willing to renovate dated 1950s ranches, and newer buyers paying a premium for turnkey 1930s bungalows on the most walkable streets. Days on market for well-prepared listings have tracked tighter than the broader Los Altos average reported by SCCAOR/MLSListings.

Updated 2026-05-05

Frequently Asked Questions about Old Los Altos

What defines the Old Los Altos boundary?
Old Los Altos is the residential ring immediately around the downtown village core, generally inside the area bounded by Foothill Expressway, San Antonio Road, and El Camino Real. It is not a formal city designation; the boundary is recognized by long-tenure residents and the local market.
Why does Old Los Altos sit at the top of the Los Altos price band?
The pocket combines walk-to-downtown access, mature canopy from protected trees, and consistent residential character on 8,000 to 12,000 square foot lots. That combination drives the highest per-square-foot pricing within the city.
Are second-story additions allowed in Old Los Altos?
Yes, but second-story additions trigger the city's Design Review process, which evaluates compatibility with neighborhood character (City of Los Altos Design Review Commission). Buyers planning vertical additions should confirm setbacks, daylight planes, and Design Review timelines before closing.
Can a mature tree on the property be removed?
Not without a permit. Los Altos has a tree preservation ordinance protecting designated species and trees of designated size on private property. Removal of a protected tree requires city approval through the tree permit process (City of Los Altos).
What is the transfer tax in Old Los Altos, Santa Clara County?
Santa Clara County charges a base transfer tax of $1.10 per $1,000 of consideration. The county's largest cities (San Jose, Mountain View, Palo Alto) impose additional municipal transfer taxes — confirm the rate that applies to Old Los Altos with escrow.
What disclosures are required when selling a home in Old Los Altos?
California requires Transfer Disclosure Statement, Natural Hazard Disclosure, lead-based paint (pre-1978), water-conserving plumbing fixtures, and smoke and carbon monoxide alarm certifications. Santa Clara County properties may also need to comply with local supplemental disclosures depending on the city.
What is the difference between median and average home price in Old Los Altos?
Median price is the middle number when all sale prices are sorted — half of homes sold above, half below. It resists distortion from a few very expensive sales. Average price is the arithmetic mean and can be skewed upward by individual high-end transactions. Median is the more reliable indicator of typical Old Los Altos home pricing.

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Last updated 2026-05-06 · By Lisa M. Lum, Realtor® · Coldwell Banker Realty · DRE 02005150