142 30th Avenue, San Mateo, CA 94403
Single-family home
Sold August 2026
Listing Agent: Michael Robles (DRE #01102627) · Listing Office: Coldwell Banker Realty · Contact: (650) 558-4200 · Bought with: Kathy Yu · Maxreal · MLS #ML82043406 · Source: CRMLS
How this sale compares
142 30th Avenue sold for $3,164,000 in August 2026, 13% over its $2,795,000 list price, after 13 days on the market. That works out to $1,413 per square foot on 2,240 square feet. Across 84 closed sales in 94403 over the last 12 months, the median sold price is $1,690,000 and the median is $1,141 per square foot, 19% below this sale's $1,413.
| Quarter | Closed sales in 94403 | Median sold price |
|---|---|---|
| Q1 2026 | 4 | $1,300,000 |
| Q2 2026 | 47 | $1,800,000 |
| Q3 2026 | 30 | $1,670,000 |
| Q4 2026 | 3 | $805,000 |
Figures are MLS-reported closed sales (CRMLS); ZIP medians cover the last 12 months. Nalren does not estimate values. Recently sold in San Mateo · Homes for sale in 94403
Description
This beautifully updated single-story residence (with ADU) showcases designer finishes and thoughtful upgrades throughout. Ideally located on a quiet, low-traffic street in San Mateo, the home offers convenient access to Caltrain, public transit, and the shopping and dining at Hillsdale Mall. The well-designed floor plan features multiple inviting living spaces, including a formal living room, a separate family room, an elegant dining area, and a bright eat-in kitchenperfect for both everyday living and entertaining. The gourmet kitchen is a true centerpiece, appointed with stainless steel appliances, stone countertops, a spacious island, and a cozy fireplace, with seamless access to the deck and backyard for indoor-outdoor living. Three generously sized bedrooms include a luxurious primary suite retreat, complete with a spa-inspired bathroom featuring an oversized walk-in shower, soaking tub, and a large walk-in closet. Additional highlights include tastefully remodeled bathrooms with modern tile and stone finishes, along with a versatile ~500 sq ft ADUideal for guests, a home office, or rental income. All of this is set on an expansive 8,985 sq ft lot, offering space, privacy, and endless possibilities.
Listing description from the August 2026 sale, as reported to CRMLS.
Sale history
Recent sales near 142 30th Avenue
3031 Flores Street: Sold $1,950,000 · 3 bd · 2 ba · 1,450 sqft · Aug 2026 · 0.1 mi
Compass | DRE #01985329
Buyer's agent: Maggie Ly | DRE #013851063035 Flores Street: Sold $2,285,000 · 3 bd · 2 ba · 1,769 sqft · Jul 2026 · 0.1 mi
Mpire Luxe Real Estate | DRE #01906930
Buyer's agent: Ella Sun, Compass | DRE #01877209125 Arrowood Lane: Sold $1,880,000 · 2 bd · 2 ba · 1,170 sqft · Sep 2026 · 0.2 mi
Compass | DRE #01802097
Buyer's agent: The Sharp Group, KW Advisors | DRE #70010101303 30th Avenue: Sold $2,150,000 · 3 bd · 3 ba · 2,140 sqft · Jun 2026 · 0.2 mi
Dumas & Company | DRE #70016021
Buyer's agent: Sternsmith Group, Compass | DRE #70016718343 27th Avenue: Sold $2,010,000 · 4 bd · 2 ba · 1,740 sqft · May 2026 · 0.3 mi
American Lighthouse Estates Inc | DRE #01720942
Buyer's agent: Carly Seiff, Compass | DRE #01902323105 Louise Lane: Sold $2,438,000 · 4 bd · 3 ba · 1,886 sqft · Jun 2026 · 0.3 mi
Coldwell Banker Realty | DRE #01240529
Buyer's agent: Vivian Shao Rooks, Green Banker Realty | DRE #02045319274 Delmar Way: Sold $2,850,000 · 3 bd · 2 ba · 1,940 sqft · Aug 2026 · 0.3 mi
Redfin | DRE #01123506
Buyer's agent: Carly Seiff, Compass | DRE #019023233010 Alameda De Las Pulgas: Sold $1,905,000 · 4 bd · 2 ba · 2,020 sqft · Aug 2026 · 0.4 mi
eXp Realty of California Inc | DRE #01494852
Buyer's agent: Rosa Baltodano, Compass | DRE #02015521
Closed sales reported in 94403, nearest first, last 12 months. All recent sales in San Mateo →