Real Estate Price Maphome prices by county

94028 — Portola Valley, CA home prices

Data as of · by the Real Estate Price Map data team · methodology & sources

ZIP 94028 is rising fast, a premium-priced area.

Momentum+3.4%Rising fast
Vs typical+507%Premium

Real Estate Price Map scores, derived from the data on this page · how we calculate them

2000: $1,618,796 → today: $4,260,596 (2.6×)

Typical home value
$4,260,596
Zillow ZHVI
Since 2000
+163%
Rank in CA
#13
of 1543 ZIPs

Market read

At $4,260,596, ZIP 94028 in Portola Valley is 507% above the typical CA ZIP ($702,089), ranking #13 of 1543.

It sits in San Mateo County — see full county data →.

Home value history

Zillow ZHVI, yearly.

Frequently asked questions

What is the average home value in ZIP code 94028?
The typical home in ZIP 94028 (Portola Valley, CA) is worth $4,260,596 — 507% above the typical CA ZIP ($702,089).
How have home prices in 94028 changed since 2000?
Home values in ZIP 94028 are +163% versus 2000.
What county is ZIP 94028 in?
ZIP 94028 is in San Mateo County.
ZIP 94028 home value by year
YearZIP 94028 home value
2000$1,618,796
2001$1,774,182
2002$1,805,154
2003$1,811,271
2004$1,990,236
2005$2,113,122
2006$2,149,028
2007$2,137,635
2008$1,962,273
2009$1,865,763
2010$1,796,521
2011$1,737,494
2012$2,045,544
2013$2,342,412
2014$2,627,724
2015$2,931,863
2016$2,908,064
2017$3,053,089
2018$3,269,611
2019$3,185,337
2020$3,210,248
2021$3,673,918
2022$3,699,111
2023$3,662,172
2024$3,797,263
2025$4,120,700
2026$4,260,596