San Carlos · San Mateo County

Oak Park

Oak Park is a smaller historic neighborhood in central San Carlos with mature canopy and a mix of 1920s-1950s architecture on roughly 5,500 to 7,500 square foot lots.

Median Sale
$3,167,500
March 2026 · 24 closings

Oak Park Real Estate Market Snapshot

Median Sale Price
$3,167,500
+19.5% vs prior-year median
Avg. Days on Market
20
% List Price Received
105%
Months of Inventory
0.8
Homes Sold (March 2026)
24
Median price trend
2025 · $2,650,000 March 2026 · $3,167,500
List-price received
105%
90%100%120%+

As of March 2026 · Source: SAMCAR/MLSListings

Living in Oak Park

Oak Park is a smaller historic pocket in central San Carlos, distinguished from the rest of the city by mature canopy, 1920s through 1950s architecture, and lot sizes that typically run 5,500 to 7,500 square feet. Where White Oaks reads as the city's downtown-walkable historic neighborhood and Howard Park is more mid-century ranch, Oak Park sits between them in tone: older bungalow and Tudor-influenced houses on tree-shaded blocks, with successive remodels layered onto the original footprints rather than wholesale teardowns.

The neighborhood is named for, and shaped by, its tree canopy, which puts most parcels squarely under the City of San Carlos Heritage Tree Ordinance during any addition or remodel scope (City of San Carlos). Daily life pulls toward Laurel Street and Burton Park to the east and the Highway 101 corridor to the southeast. Oak Park is one of the two historic sub-neighborhoods called out by name in the city's Single-Family House Size Study as carrying its own design considerations, which sets the regulatory tone for what gets approved on a typical lot here.

Schools

Oak Park addresses fall inside the San Carlos School District for K-8 and Sequoia Union High School District for grades 9-12 (San Carlos School District; Sequoia Union HSD). High school students typically attend Carlmont High School or Sequoia High School depending on the assigned attendance area, which can shift between enrollment cycles. Buyers underwriting a specific Oak Park parcel should verify the current K-8 elementary assignment and the assigned high school directly with the districts before writing an offer, since boundary lines do not match neighborhood lines exactly.

Lifestyle

Oak Park's appeal centers on the canopy itself: blocks of mature street trees, modest setbacks, and houses sized to lots rather than maxed-out floor plans. Burton Park, the central San Carlos civic park with athletic fields and the community center, sits within a short drive, and Laurel Street's restaurant and retail density is reachable in roughly five minutes by car. The neighborhood is quieter than White Oaks because it sits a few blocks further from the Caltrain corridor, but it shares the same baseline access to the city's amenity base.

Commute

Oak Park's central San Carlos position gives it reasonably balanced access to both Highway 101 to the east, via Holly Street and Brittan Avenue, and Interstate 280 to the west. The San Carlos Caltrain station serves the city from the eastern edge of downtown, a short drive from most Oak Park addresses. SFO sits roughly 15 to 20 minutes north on 101, and the Stanford and Sand Hill employment cluster is about 20 to 25 minutes south through Redwood City and Atherton.

Market

The Oak Park Market Right Now

Oak Park trades inside the broader San Carlos single-family market, which closed 243 sales in 2025 at a median price of $2,650,000 and average days on market of 17, with the average sale closing at 106 percent of list (SAMCAR/MLSListings, 2025 annual). March 2026 closed 24 single-family transactions citywide at a median of $3,167,500 and 105 percent of list, with average days on market of 20 and median price-per-square-foot of $1,370 (SAMCAR/MLSListings, 2026-03). Oak Park parcels typically transact below the citywide median because the dominant 5,500 to 7,500 square foot lot pattern and original 1920s through 1950s footprints price below the larger Cordilleras Heights estate parcels and updated Howard Park ranches. Renovated Oak Park homes that retain period detail and clear arborist documentation for canopy trees on lot have continued to draw competitive bidding within the citywide tempo (California 2026 housing market forecast).
Transactions

What Buyers and Sellers Should Know About Oak Park

Oak Park is one of the two historic sub-neighborhoods named in the City of San Carlos Single-Family House Size Study as carrying specific design guidelines beyond the citywide RS-3 and RS-6 Single-Family zoning framework (City of San Carlos Municipal Code Chapter 18.04; Single-Family House Size Study). For lots up to 7,500 square feet, which captures most Oak Park parcels, maximum floor area is the larger of 1,100 square feet plus 35 percent of lot area, or 50 percent of lot area, and the design review process applies to new construction and substantial remodels calibrated to neighborhood character. The city's Heritage Tree Ordinance protects designated trees on private property, and Oak Park's mature canopy means most lots carry one or more protected specimens; permits are required for removal of protected species (City of San Carlos). San Mateo County's base documentary transfer tax of $1.10 per $1,000 of consideration applies at recording, and San Carlos does not impose an additional municipal transfer tax (San Mateo County Assessor-Clerk-Recorder). Buyers underwriting a remodel or addition should price the design review timeline and arborist scope into the project schedule rather than treat them as routine.
Field Notes

Market Notes by Lisa M. Lum

Recent transactions in Oak Park reflect the broader San Carlos pattern of competitive offers on well-prepared homes, with the citywide 105 percent list-to-sale ratio across single-family closings in March 2026 indicating that price discovery on Oak Park-condition properties remains rapid. Activity continues to favor renovated 1920s through 1950s homes where the original architectural detail has been retained, the canopy trees have been documented with arborist reports, and the floor area is clearly inside the Single-Family House Size Study limits for the parcel.

Updated 2026-05-06

Frequently Asked Questions about Oak Park

Does Oak Park have its own design guidelines beyond citywide San Carlos zoning?
Yes. Oak Park is one of two historic sub-neighborhoods specifically named in the City of San Carlos Single-Family House Size Study as carrying additional design considerations for new construction and substantial remodels, layered on top of the citywide RS-3 and RS-6 Single-Family zoning framework.
How does the San Carlos Heritage Tree Ordinance affect Oak Park properties?
Oak Park's mature canopy means most lots carry one or more trees that fall under the City of San Carlos Heritage Tree Ordinance. Permits are required for removal of protected species, and remodel or addition projects typically need an arborist report covering trees on lot and any neighboring protected specimens within the construction zone.
What is the typical lot and home size in Oak Park?
Lots typically run 5,500 to 7,500 square feet, smaller than Cordilleras Heights or Howard Park parcels. The original housing stock dates to the 1920s through 1950s, ranging from bungalow and Tudor-influenced homes to early postwar designs, with successive remodels layered on rather than wholesale teardowns.
How do Oak Park prices compare to other San Carlos neighborhoods?
Oak Park typically transacts below the citywide median because the dominant 5,500 to 7,500 square foot lot pattern and original 1920s through 1950s footprints price below larger Cordilleras Heights estate parcels and updated Howard Park ranches. The 2025 citywide median was $2,650,000 with March 2026 running at $3,167,500.
What is the transfer tax in Oak Park, San Mateo County?
San Mateo County charges a base transfer tax of $1.10 per $1,000 of consideration, paid by the seller at close. Some cities add a local supplemental tax. Oak Park does not impose an additional municipal transfer tax beyond the county base.
Does Oak Park require a sewer lateral inspection at sale?
Several San Mateo County jurisdictions require a private sewer lateral compliance certificate before close of escrow. The requirement varies by city — confirm with your transaction coordinator early in the listing process.
What disclosures are required when selling a home in Oak Park?
California requires Transfer Disclosure Statement, Natural Hazard Disclosure, lead-based paint (pre-1978), water-conserving plumbing fixtures, and smoke and carbon monoxide alarm certifications. San Mateo County properties may also require sewer lateral compliance and local supplemental disclosures.
What is the difference between median and average home price in Oak Park?
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 Oak Park home pricing.

Search Oak Park Homes

Browse current listings in Oak Park with Lisa M. Lum.

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