What Teaching Assistants, Except Postsecondary earn in San Francisco County, CA
The median pay for Teaching Assistants, Except Postsecondary in San Francisco County, CA is $49,360 per year, which works out to $23.73 per hour. The figure comes from the Bureau of Labor Statistics wage survey for the San Francisco-Oakland-Fremont, CA metropolitan area, the labor market that San Francisco County, CA belongs to. Half of the workers in this occupation earn more than the median and half earn less, which makes it a sturdier yardstick than an average that a few very high earners can pull upward.
The mean wage is $52,640, which is 6.6% above the median, a sign that a group of high earners lifts the average. The survey counts about 18,710 people working in this occupation across the San Francisco-Oakland-Fremont, CA metropolitan area, so the estimate rests on a substantial pool of workers. San Francisco County, CA has roughly 830,235 residents, according to the population figures used by the rent data.
The salary range, from entry level to top earners
Pay for Teaching Assistants, Except Postsecondary in the San Francisco-Oakland-Fremont, CA metropolitan area is not one number. The lowest-paid tenth of workers earn up to $40,320 a year ($19.38 an hour), while the highest-paid tenth earn $62,910 or more ($30.25 an hour). That is a gap of $22,590 between the bottom and the top of the scale. The middle half of workers falls between $46,360 at the 25th percentile and $59,930 at the 75th percentile. A top-tier earner makes 1.6 times what someone at the bottom makes, so experience, certification and employer all matter.
What the hourly rate looks like
Employers quote this occupation by the hour or by the year, so here are both: $23.73 an hour or $49,360 a year at the median for San Francisco County, CA. Before any deductions, that is $4,113 a month, $1,898 every two weeks and $949 each week. After taxes the same job pays $19.58 per hour of take-home income, which is the number that actually has to cover rent and groceries.
How pay in San Francisco County, CA compares
Compared with the California average
A worker in this occupation in San Francisco County, CA earns $2,891 more than the California average of $46,469, a premium of 6.2%. Over a year that premium is worth $2,891 before tax and roughly $2,386 after tax. Within California, San Francisco County, CA already has the highest median we track for this job.
Compared with the national average
The national employment-weighted average for Teaching Assistants, Except Postsecondary is $36,982 across the contiguous United States. At $49,360, San Francisco County, CA pays $12,378 more, which is 33.5% above that benchmark. Keep in mind that a higher salary only helps if living costs do not rise faster, which is why the cost sections below matter as much as the headline number.
Where this job ranks in San Francisco County, CA
Among the 600 occupations with published wages in San Francisco County, CA, Teaching Assistants, Except Postsecondary ranks number 517 by median pay, ahead of about 14% of them. The best-paying occupation we track here is Computer and Information Systems Managers at $232,890 a year, which is $183,530 more than the median for Teaching Assistants, Except Postsecondary.
From gross pay to take-home pay
Three separate tax bills sit between the gross salary and the bank account: federal income tax, FICA, and state income tax. For Teaching Assistants, Except Postsecondary earning the San Francisco County, CA median of $49,360, they add up to $8,629. The result is $40,732 of take-home pay a year ($3,394 a month), based on a single filer using the standard deduction.
Put another way, of every $100 earned, about $17 goes to taxes and $83 reaches the paycheck. The overall effective tax rate is 17.5%.
Federal income tax
After the $15,750 standard deduction, taxable income is $33,610. Federal brackets are marginal, so only the slice of income above each threshold is taxed at the higher rate; the last dollars of this salary fall in the 12% bracket. The resulting federal income tax is $3,795, an effective 7.7% of gross pay, well below the 12% marginal rate because the lower brackets are cheaper.
Social Security and Medicare (FICA)
Payroll taxes are a flat percentage of wages. Social Security takes 6.2% up to a wage base of $176,100, which costs $3,060 on this salary. Medicare takes 1.45%, or $716. FICA totals $3,776, which is 7.6% of gross pay.
State income tax in California
California income tax on this salary is $1,058 a year, or 2.1% of gross pay, after the state's own deductions and exemptions are applied. That is 28% of the federal income tax bill, and it comes out to $88 a month. Local taxes such as county or city income taxes are not included, so a few jurisdictions may withhold slightly more.
A cross-check with IRS data for San Francisco County, CA
IRS Statistics of Income data for San Francisco County, CA show an average adjusted gross income of $200,406 per return and an average effective federal income tax rate of 21.8% across all filers. Filers in the $25,000 to under $50,000 bracket, where this salary falls, paid an average of 6.3%, compared with the 7.7% estimated here for a single filer taking the standard deduction. Gaps between the two reflect filing status, dependents, credits and other income, none of which a single-person wage estimate includes.
Cost of living in San Francisco County, CA
Take-home pay only means something next to what life costs. We price four basics for one adult in San Francisco County, CA: a one-bedroom apartment, food, home energy and gasoline. All of them are converted to annual figures first, then compared with the $40,732 of take-home pay.
Rent
Housing is the largest line in most budgets. For San Francisco County, CA, HUD sets the Fair Market Rent for a one-bedroom unit at $3,003 a month ($36,036 a year), and at $3,697 for two bedrooms. For Teaching Assistants, Except Postsecondary, a one-bedroom absorbs 88.5% of take-home pay and 73.0% of gross pay.
Food
The USDA Thrifty Food Plan (August 2026) puts the cost of a nutritious home-cooked diet for an adult at about $3,436 a year, which is $286 a month or $66.07 a week. That equals 7.0% of gross pay for Teaching Assistants, Except Postsecondary in San Francisco County, CA. It is a thrifty budget with no restaurant meals, so treat it as a floor.
Energy and gasoline
Using California residential prices from the Energy Information Administration and national household averages for consumption, electricity costs about $3,378 a year and other home energy such as natural gas about $751, for $4,129 in total. Gasoline in California averages $4.42 per gallon; at about 463 gallons a year (11,106 miles at 24 miles per gallon) fuel adds $2,047.
What is left over
The basics cost $45,647 a year in San Francisco County, CA, but take-home pay for Teaching Assistants, Except Postsecondary is $40,732. That is a shortfall of $4,916 a year, or $410 a month, before health care, transportation beyond fuel, debt or savings. Closing the gap would take roughly 251 extra paid hours a year at the take-home hourly rate of $19.58, or a second earner, a cheaper home or a roommate.
Can Teaching Assistants, Except Postsecondary afford to live in San Francisco County, CA?
The 30% rent guideline
A common rule of thumb says rent should stay under 30% of gross income. For a gross salary of $49,360 that ceiling is $1,234 a month. The one-bedroom Fair Market Rent of $3,003 is $1,769 over it, so rent breaks the guideline. Put as a wage, covering a one-bedroom at the 30% guideline takes $57.75 an hour; the median for Teaching Assistants, Except Postsecondary is $23.73, which is 59% below that mark. Another way to see it: at $19.58 of take-home pay an hour, a one-bedroom takes about 35.4 working hours every week.
Splitting a two-bedroom
Sharing a two-bedroom at $3,697 a month means $1,849 each. Compared with renting a one-bedroom alone, that saves $13,854 a year. With a roommate, the yearly margin after the basics becomes $8,938, which turns the shortfall into a surplus.
How fast you can save
With no monthly margin after the four basics, saving requires a change on one side of the ledger: higher pay than the $49,360 median, lower housing costs than the $3,003 one-bedroom rent, or a second income.
Frequently asked questions about Teaching Assistants, Except Postsecondary pay in San Francisco County, CA
How much do Teaching Assistants, Except Postsecondary make per hour in San Francisco County, CA?
The median is $23.73 per hour, based on $49,360 a year over 2,080 hours. Hourly pay runs from about $19.38 at the 10th percentile to $30.25 at the 90th percentile.
How much do Teaching Assistants, Except Postsecondary take home after taxes in San Francisco County, CA?
After federal income tax, FICA and state income tax, the median salary of $49,360 becomes $40,732 a year. That is $3,394 a month, $1,567 every two weeks or $783 a week.
How much tax do Teaching Assistants, Except Postsecondary pay in San Francisco County, CA?
Total taxes are $8,629 a year, an effective rate of 17.5%: $3,795 federal income tax, $3,776 FICA and $1,058 California income tax.
Do Teaching Assistants, Except Postsecondary earn more in San Francisco County, CA than elsewhere in California?
Yes. The local median of $49,360 is +6.2% versus the California average of $46,469, a difference of $2,891 a year.
Can Teaching Assistants, Except Postsecondary afford a one-bedroom apartment in San Francisco County, CA?
A one-bedroom costs $3,003 a month against take-home pay of $3,394, which is 88.5% of take-home pay. That does not meet the 30%-of-gross guideline, which allows up to $1,234 a month.
What is the monthly budget margin for Teaching Assistants, Except Postsecondary in San Francisco County, CA?
Nothing remains: the basics cost $45,647 a year, which is $4,916 more than take-home pay, a monthly shortfall of $410.
What hourly wage covers a one-bedroom in San Francisco County, CA at the 30% guideline?
$57.75 an hour for a full-time schedule, calculated as the $36,036 annual rent divided by 0.30 and by 2,080 hours. The median for Teaching Assistants, Except Postsecondary is $23.73.
How we calculated these numbers
Wages are May 2025 medians from the Bureau of Labor Statistics Occupational Employment and Wage Statistics survey for the San Francisco-Oakland-Fremont, CA metropolitan area; hourly-only values are annualized at 2,080 hours. Rents are HUD Fair Market Rents, food costs come from the USDA Thrifty Food Plan, and energy prices come from the Energy Information Administration. County-level tax statistics come from the IRS Statistics of Income.
Taxes use tax-year 2025 federal brackets, FICA rates and the California rules for a single filer with wage income only. Figures are estimates for planning and comparison, not tax or financial advice, and they exclude local income taxes, benefits, retirement contributions and individual circumstances.