Comparison to Surrounding Areas
The median household income ($92,800) for 20877 is less than the median household income for 20886 ($98,542), 20850 ($125,950), 20855 ($149,110), 20878 ($144,313), 20879 ($112,104), 20880 ($134,583), Montgomery County ($132,450), Flower Hill CDP ($112,975), Gaithersburg city ($112,467), Montgomery Village CDP ($95,348), Redland CDP ($132,153), and Washington Grove town ($134,583). But it's more than 20899 ($24,417).
| 20877 | $92,800 |
| Flower Hill CDP | $112,975 |
| Gaithersburg city | $112,467 |
| Montgomery Village CDP | $95,348 |
| Redland CDP | $132,153 |
| Washington Grove town | $134,583 |
| Montgomery County | $132,450 |
Get Median Household Income for all Zip Codes in Maryland.
The average household income ($115,049) for 20877 is less than the average household income for 20886 ($125,423), 20850 ($156,543), 20855 ($184,261), 20878 ($186,238), 20879 ($138,708), 20880 ($160,315), Montgomery County ($181,376), Flower Hill CDP ($134,513), Gaithersburg city ($144,533), Montgomery Village CDP ($124,076), Redland CDP ($164,917), and Washington Grove town ($160,315). But it's more than 20899 ($27,240).
| 20877 | $115,049 |
| Flower Hill CDP | $134,513 |
| Gaithersburg city | $144,533 |
| Montgomery Village CDP | $124,076 |
| Redland CDP | $164,917 |
| Washington Grove town | $160,315 |
| Montgomery County | $181,376 |
Get Average Household Income for all Zip Codes in Maryland.
The per-capita income for 20877 is $38,973. The per capita income ($38,973) for 20877 is less than the per capita income for 20886 ($45,834), 20850 ($68,066), 20855 ($69,847), 20878 ($69,431), 20879 ($48,025), 20880 ($83,763), Montgomery County ($67,571), Flower Hill CDP ($42,723), Gaithersburg city ($54,861), Montgomery Village CDP ($45,916), Redland CDP ($54,384), and Washington Grove town ($83,763). But it's more than 20899 ($27,240).
| 20877 | $38,973 |
| Flower Hill CDP | $42,723 |
| Gaithersburg city | $54,861 |
| Montgomery Village CDP | $45,916 |
| Redland CDP | $54,384 |
| Washington Grove town | $83,763 |
| Montgomery County | $67,571 |
Get Per-Capita Income for all Zip Codes in Maryland.
15% of households make over $200,000 a year. The percent high income households (15.0%) for 20877 is less than the percent high income households for 20886 (18.7%), 20850 (25.2%), 20855 (31.9%), 20878 (33.7%), 20879 (21.6%), 20880 (25.3%), Montgomery County (31.1%), Flower Hill CDP (19.3%), Gaithersburg city (22.3%), Montgomery Village CDP (18.8%), Redland CDP (26.6%), and Washington Grove town (25.3%). But it's more than 20899 (0.0%).
| 20877 | 15.0% |
| Flower Hill CDP | 19.3% |
| Gaithersburg city | 22.3% |
| Montgomery Village CDP | 18.8% |
| Redland CDP | 26.6% |
| Washington Grove town | 25.3% |
| Montgomery County | 31.1% |
Get High Income Households for all Zip Codes in Maryland.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 20877 | $73,738 | $92,604 | $102,946 | $86,098 |
| Flower Hill CDP | $-1 | $128,241 | $133,646 | $89,843 |
| Gaithersburg city | $71,797 | $107,243 | $131,596 | $103,946 |
| Montgomery Village CDP | $73,467 | $81,422 | $116,676 | $88,536 |
| Redland CDP | $-1 | $132,105 | $142,729 | $118,715 |
| Washington Grove town | $-1 | $196,563 | $119,971 | $125,179 |
| Montgomery County | $57,976 | $127,095 | $162,171 | $109,242 |
Get Median Household Income by Age of Householder for all Zip Codes in Maryland.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 20877 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 20877 | +/-$12,435 | +/-$6,408 | +/-$2,790 | +/-2.6% | +/-$10,317 | +/-$20,521 | +/-$20,615 | +/-$24,026 |
| Flower Hill CDP | +/-$12,632 | +/-$11,109 | +/-$3,588 | +/-4.6% | +/-$-1 | +/-$19,978 | +/-$35,605 | +/-$9,966 |
| Gaithersburg city | +/-$6,406 | +/-$6,208 | +/-$2,491 | +/-2.4% | +/-$44,856 | +/-$11,126 | +/-$8,067 | +/-$11,054 |
| Montgomery Village CDP | +/-$9,611 | +/-$7,353 | +/-$2,459 | +/-2.7% | +/-$14,206 | +/-$13,818 | +/-$12,685 | +/-$16,654 |
| Redland CDP | +/-$9,269 | +/-$10,793 | +/-$4,681 | +/-4.3% | +/-$-1 | +/-$27,351 | +/-$22,677 | +/-$18,777 |
| Washington Grove town | +/-$39,304 | +/-$16,498 | +/-$13,467 | +/-8.5% | +/-$-1 | +/-$15,019 | +/-$80,423 | +/-$20,435 |
| Montgomery County | +/-$2,073 | +/-$2,169 | +/-$721 | +/-0.5% | +/-$9,493 | +/-$4,080 | +/-$3,338 | +/-$3,159 |