ZIP Code 20818 — Cabin John, MD
IRS Income Data, Tax Year 2022
$291,894
Average AGI
#394
National Rank
#6
MD State Rank
880
Tax Returns
Income Bracket Distribution
Percentage of tax returns in each AGI bracket for ZIP 20818.
Detailed Bracket Data
| Income Bracket | Returns | Total AGI | Avg AGI in Bracket | % of Returns |
|---|---|---|---|---|
| $1 - $25,000 | 140 | $1,211,000 | $8,650 | 15.9% |
| $25,000 - $50,000 | 70 | $2,883,000 | $41,185 | 8.0% |
| $50,000 - $75,000 | 70 | $4,138,000 | $59,114 | 8.0% |
| $75,000 - $100,000 | 60 | $4,698,000 | $78,300 | 6.8% |
| $100,000 - $200,000 | 180 | $26,795,000 | $148,861 | 20.5% |
| $200,000 or more | 360 | $217,142,000 | $603,172 | 40.9% |
| Total | 880 | $256,867,000 | $291,894 | 100% |
Nearby Major Cities
Closest cities by distance with significant tax filing activity.
| City | Distance | Avg AGI | Tax Returns |
|---|---|---|---|
| Darnestown, MD | 3 mi | $110,200 | 65,640 |
| Rockville, MD | 4 mi | $123,358 | 74,230 |
| Silver Spring, MD | 12 mi | $91,618 | 54,000 |
| Washington, DC | 17 mi | $132,129 | 342,610 |
| Arlington, VA | 18 mi | $156,473 | 127,320 |
| Columbia, MD | 18 mi | $104,172 | 50,690 |
Similar ZIP Codes in Maryland
| ZIP Code | City | Avg AGI | Nat. Rank |
|---|---|---|---|
| 21654 | Oxford | $293,086 | #391 |
| 21738 | Glenwood | $277,482 | #430 |
| 20759 | Fulton | $267,255 | #469 |
| 21794 | West Friendship | $258,252 | #500 |
| 20868 | Spencerville | $253,520 | #528 |
| 21723 | Cooksville | $249,795 | #537 |
| 20817 | West Bethesda | $336,657 | #297 |
| 20854 | Potomac | $341,111 | #286 |
Nearby ZIP Codes
Closest ZIP codes by geographic distance.
| ZIP Code | City | Distance | Avg AGI | Nat. Rank |
|---|---|---|---|---|
| 20877 | Gaithersburg, MD | 0.8 mi | $58,767 | #19,428 |
| 20855 | Derwood, MD | 2.5 mi | $129,007 | #2,464 |
| 20850 | Rockville, MD | 2.7 mi | $138,832 | #2,073 |
| 20878 | Darnestown, MD | 2.7 mi | $136,951 | #2,135 |
| 20879 | Laytonsville, MD | 3.1 mi | $71,172 | #12,376 |
| 20886 | Gaithersburg, MD | 3.3 mi | $64,840 | #15,770 |
| 20895 | Kensington, MD | 4.3 mi | $182,882 | #1,096 |
| 20851 | Rockville, MD | 4.5 mi | $70,082 | #12,947 |
About This Data
Income data is based on IRS Statistics of Income (SOI) ZIP code data for Tax Year 2022. AGI (Adjusted Gross Income) represents gross income minus certain deductions. Rankings are calculated across 403 ZIP codes in Maryland and all U.S. ZIP codes nationally. Data reflects tax returns filed, not total population.