East Austin's average income tripled in ten years
Published 2026-11-07 · By Pushbuild · Data: IRS Income by ZIP Code API – Tax Return Statistics 2011-2023
Average AGI in Austin's 78721 rose from $29,359 in 2013 to $90,344 in 2023 (+208%), and in 78702 from $41,310 to $122,883. Palm Beach (+315%) grew fastest among ZIPs with 2,000+ returns. The median ZIP grew 47%.
| ZIP | State | Avg AGI 2013 | Avg AGI 2023 | Growth |
|---|---|---|---|---|
| 33480 | FL | $662,586 | $2,746,444 | +315% |
| 33154 | FL | $252,855 | $961,060 | +280% |
| 23141 | VA | $83,996 | $310,775 | +270% |
| 30329 | GA | $62,182 | $220,075 | +254% |
| 34102 | FL | $459,871 | $1,595,440 | +247% |
| 33483 | FL | $223,074 | $697,695 | +213% |
| 78721 | TX | $29,359 | $90,344 | +208% |
| 33462 | FL | $81,452 | $248,403 | +205% |
| 89012 | NV | $93,429 | $283,666 | +204% |
| 78702 | TX | $41,310 | $122,883 | +197% |
| 33316 | FL | $186,304 | $539,566 | +190% |
| 83001 | WY | $190,838 | $550,833 | +189% |
| 83340 | ID | $117,189 | $335,373 | +186% |
| 33605 | FL | $28,769 | $82,020 | +185% |
| 33401 | FL | $105,609 | $299,727 | +184% |
Caveats
Average, not median: a few very high earners move it. A changing population, not raises, drives most of the growth in fast-changing neighborhoods. Not inflation-adjusted.
Sources
- IRS Statistics of Income, individual income tax ZIP code data, read through the Pushbuild IRS Income by ZIP Code API on 2026-11-07
Data as of 2026-11-07. Every figure in this post is in the table above and the CSV below.
Download the data behind this post: b3-zip-fastest-avg-agi-growth-10y.csv
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Every number in this post comes from the IRS Income by ZIP Code API – Tax Return Statistics 2011-2023. $0.0008 per row returned; every key gets $1 of free usage each month.
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-H "X-API-Key: YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"zips": ["10001", "94105"], "maxItems": 20}'Embed this chart
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