Looking for an ALTA survey in Antioch, CA? Describe your project once and up to three licensed land surveyors who work in Antioch and Contra Costa County get back to you with a quote. It's free and there is no obligation.
Antioch is home to about 118,453 people (2024 Census Bureau estimate), a growing community (+2.7% since 2020). With 4,060 people per sq mi, it is a densely built-up area. Commercial purchases, refinancings and developments here regularly call for ALTA/NSPS surveys on tight closing schedules.
Antioch at a glance
- Population (Census Bureau estimate, 2024)
- 118,453 (+2.7% since 2020)
- Rank in California
- 54th of 482 cities and towns
- Land area
- 29 sq mi
- Population density
- 4,060 people per sq mi (densely built-up)
- Type
- City (Antioch city)
- Main county
- Contra Costa County
What to check before hiring in Antioch
- 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 Antioch
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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 Antioch
How much does an ALTA survey cost in Antioch, CA?
It depends on the site, the improvements and the Table A items requested. Describe the property: surveyors who serve Antioch 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 Antioch 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.