Residential delivery area · Virginia
ZIP Code 23405: Machipongo, VA
ZIP code 23405 uses the postal name Machipongo, Virginia and lies entirely in Northampton County (Census 2020 ZIP-county file). About 1,200 people live there (Census Bureau, ACS 2020-2024). Median household income is $59,663 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Machipongo · its only residential ZIP
- County
- Northampton County
- House district
- VA-2 119th Congress
- State
- Virginia
- Time zone
- Eastern
- Land area
- 25.7 sq mi · 48 people per sq mi
Where is ZIP code 23405?
23405 centers on 37.412°, -75.927° and covers 25.7 square miles of land plus 7.4 of water. It borders 6 ZIP codes: 23307, 23347, 23354, 23413, 23350, 23310.
The map draws ZIP code areas only. For the streets inside 23405, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 23405 compare with the rest of Northampton County?
| Measure | 23405 | In Northampton County | In VA |
|---|---|---|---|
| People (ACS 2020-2024) | 1,237 | 3rd of 11 | 609th of 903 |
| Median household income | $60k | not ranked | not ranked |
| Median home value | $342k | not ranked | not ranked |
23405's median household income is not ranked: its 90% margin of error (±$42,736) is more than a quarter of the figure ($59,663); 23405's median home value is not ranked: its 90% margin of error (±$92,195) is more than a quarter of the figure ($341,800). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 41% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 23405?
The 2020 Census counted 1,075 people in 23405; the ACS, which samples households over 2020-2024, estimates 1,237. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 1,237±302 (90% margin)
- 2020 Census count
- 1,075
- Households
- 573
- Median age
- 43.9
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 23405?
Of the 1,237 people the ACS estimates in 23405, 22.9% are under 18 and 25.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (57.2%), then Black (not Hispanic) (31.9%).
- Under 1822.9%
- 18 to 6452.1%
- 65 and older25.0%
- White, not Hispanic57.2%
- Black, not Hispanic31.9%
- Hispanic or Latino9.7%
- Other or two or more1.2%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 23405 earn?
Median household income is $59,663 (ACS 2020-2024).
- Median household income
- $59,663±$42,736
- Income per person
- $47,061
- Below the poverty line
- 17.4%
- Unemployed (of the labor force)
- 2.9%
- Adults 25+ with a bachelor's degree
- 37.6%
- Adjusted gross income per tax return, 2022
- $85,428470 returns; wages 42% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 23405?
- Median home value (owners' estimate)
- $341,800
- Median gross rent
- –
- Homes owned by their occupants
- 85.3%
- Housing units
- 676
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 23405?
18 business establishments had a location in this ZIP code in 2023, 4 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction5
- Retail trade3
- Other services (except public administration)3
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 23405?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 23307 | Birdsnest | 701 | – | 3.4 mi |
| 23347 | Eastville | 502 | $147k | 4.7 mi |
| 23354 | Franktown | 433 | $206k | 4.8 mi |
| 23413 | Nassawadox | 776 | $56k | 5.5 mi |
| 23350 | Exmore | 2,983 | $49k | 7.8 mi |
| 23310 | Cape Charles | 5,031 | $63k | 10.7 mi |
| 23408 | Marionville | 0 | – | 5.4 mi (near) |
| 23398 | Jamesville | 27 | – | 7.6 mi (near) |
| 23316 | Cheriton | 91 | $74k | 8.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.