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Low Water Pressure in Oakland, CA

Oakland has 167,478 occupied homes across 17 ZIP codes, and the typical one was built in 1952. That year is the most useful single fact for working out why the water pressure is weak, because it predicts what the supply pipe is made of.
Oakland sits 19 years older than the CA median of 1971. Of the 257 CA towns we route calls in, its housing is older than 96% of them, and by number of homes it ranks 5th.
What 1952 tells you about the pipe in Oakland
Housing of this vintage generally means galvanized steel still the norm, with copper appearing towards the end of the decade. A house from these years may have had part of its supply replaced and part left alone, which is why pressure can be fine in one bathroom and poor in another. More on 1950s supply pipe.
43% of occupied homes in Oakland are owner-occupied, 20 points below the CA figure of 63%. It matters here because the run between the meter and the house belongs to the property owner, not the utility.
Median household income across Oakland ZIP codes is $101,043, 4% below the CA median of $104,737.
Before calling anyone in Oakland, check whether every tap is weak or just one. Normal supply is 45–80 psi and under 40 psi is low — how to test it in a minute. Whole house is a supply problem worth a call; one tap is usually a five-minute job you can do yourself.
Build year and occupied homes by ZIP code in Oakland
| ZIP | Typical build year | Occupied homes |
|---|---|---|
| 94601 | 1949 | 16,447 |
| 94602 | 1938 | 12,287 |
| 94603 | 1952 | 10,598 |
| 94605 | 1953 | 16,739 |
| 94606 | 1951 | 15,883 |
| 94607 | 1977 | 12,697 |
| 94609 | 1940 | 10,998 |
| 94610 | 1956 | 16,115 |
| 94611 | 1959 | 17,840 |
| 94612 | 1977 | 10,164 |
| 94618 | 1946 | 7,341 |
| 94619 | 1947 | 9,875 |
| 94621 | 1955 | 10,494 |
Nearby towns we cover
- Moraga typical build 1972 · 20 years newer
- Orinda typical build 1961 · 9 years newer
- Pinole typical build 1971 · 19 years newer
- Union City typical build 1979 · 27 years newer
- Vallejo typical build 1978 · 26 years newer
- Walnut Creek typical build 1973 · 21 years newer
Worth reading for a 1952-era home
- galvanized supply pipe
- whole-house pressure loss
- pressure worse upstairs
- how to test your pressure
- low pressure on hot only
ZIP codes we route in Oakland
- 94601
- 94602
- 94603
- 94605
- 94606
- 94607
- 94609
- 94610
- 94611
- 94612
- 94613
- 94618
- 94619
- 94621
- 94660
- 94661
- 94666
Low water pressure help near me in Oakland
Give us your Oakland ZIP code and what is happening. We check it against partner coverage and connect you with an independent contractor covering that area. We do not do the work and you are never charged.