Looking for an ALTA survey in Portola Valley, CA? Describe your project once and up to three licensed land surveyors who work in Portola Valley and San Mateo County get back to you with a quote. It's free and there is no obligation.
Portola Valley is home to about 4,282 people (2024 Census Bureau estimate), a shrinking community (−3.9% since 2020). With 471 people per sq mi, it is a semi-rural area. Commercial purchases, refinancings and developments here regularly call for ALTA/NSPS surveys on tight closing schedules.
Portola Valley at a glance
- Population (Census Bureau estimate, 2024)
- 4,282 (−3.9% since 2020)
- Rank in California
- 435th of 482 cities and towns
- Land area
- 9.1 sq mi
- Population density
- 471 people per sq mi (semi-rural)
- Type
- Town (Portola Valley town)
- Main county
- San Mateo County
What to check before hiring in Portola Valley
- License: in California, ALTA/NSPS surveys are certified by a Professional Land Surveyor licensed by the state board.
- Documents: share the title commitment and the lender's Table A list with the surveyor to get an accurate quote.
- Price drivers: site size, number of improvements, Table A items and turnaround time.
- Zoning: a zoning report may be requested separately from the survey.
Useful official resources
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NSPS
The national society of professional surveyors.
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NCEES: state licensing boards
Find your state board to check an engineer's or surveyor's license.
Services available in Portola Valley
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ALTA/NSPS Land Title Survey
Survey to the ALTA/NSPS minimum standards with the Table A items requested by the lender or title company.
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ALTA survey update or recertification
Update of an existing ALTA/NSPS survey for a new transaction, lender or title commitment.
Frequently asked questions in Portola Valley
How much does an ALTA survey cost in Portola Valley, CA?
It depends on the site, the improvements and the Table A items requested. Describe the property: surveyors who serve Portola Valley reply with a quote.
How long does an ALTA survey take?
Often two to four weeks, faster with a rush fee. Tell us your closing date in the form.
Can an existing ALTA survey be updated?
Often yes, if it is recent: the surveyor revisits the site and recertifies it to the new parties.
Which licensed land surveyors will contact me?
Up to three independent licensed land surveyors who serve Portola Valley and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.