New22Homes Under $800K in Castro Valley, CA
Hide MapHomes Under $800K in Castro Valley, CA
9 of 51 Listings
$799,000
2 bd · 1 ba · 1,167 sqft
3257 Somerset Ave, Castro Valley, CA
Kenneth Papierniak · Kenneth Papierniak, Broker
Homes Under $800K in Castro Valley, CA: 51 active listings as of .
| Property type | Listings | Share |
|---|---|---|
| Single Family Residence | 23 | 45.1% |
| Condominium | 18 | 35.3% |
| Townhouse | 10 | 19.6% |








Source: HJN community data
August 2026 · This period is still settling
Selling at 100.1% of asking price
Sales here are closing essentially at asking. MLS · 36 sales · as of Aug 31, 2026
The MLS (CLAW)
California Regional Multiple Listing Service (CRMLS)
Contra Costa Association of REALTORS