Residential delivery area · Alaska
ZIP Code 99833: Petersburg, AK
ZIP code 99833 uses the postal name Petersburg, Alaska and lies mostly in Petersburg Borough (65% of its land) with the rest in Prince of Wales-Hyder Census Area (Census 2020 ZIP-county file). About 3,400 people live there (Census Bureau, ACS 2020-2024). Median household income is $75,125 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Petersburg (2%) and Kupreanof (under 1%); 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Petersburg · its only residential ZIP
- County
- Petersburg Borough (65%); Prince of Wales-Hyder Census Area (35%)
- Census places
- Petersburg (2%) census-designated place; Kupreanof (under 1%)
- House district
- AK at large 119th Congress
- State
- Alaska
- Time zone
- Alaska
- Land area
- 2,959.6 sq mi · 1 person per sq mi
Where is ZIP code 99833?
99833 centers on 56.840°, -133.187° and covers 2,959.6 square miles of land plus 693.8 of water. It borders 2 ZIP codes: 99830, 99929.
The map draws ZIP code areas only. For the streets inside 99833, 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 99833 compare with the rest of Petersburg Borough?
| Measure | 99833 | In Petersburg Borough | In AK |
|---|---|---|---|
| People (ACS 2020-2024) | 3,409 | 1st of 1 | 39th of 245 |
| Median household income | $75k | 1st of 1 | 41st of 53 |
| Median home value | $315k | 1st of 1 | 30th of 57 |
Its median household income is higher than in 55% of U.S. residential ZIP codes, and it is denser than 4% of all 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 99833?
The 2020 Census counted 3,393 people in 99833; the ACS, which samples households over 2020-2024, estimates 3,409. Between the 2010 and 2020 censuses its population grew 6.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,409
- 2020 Census count
- 3,393+6.0% since 2010 (3,202)
- Households
- 1,371
- Median age
- 45.7
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 99833?
Of the 3,409 people the ACS estimates in 99833, 18.6% are under 18 and 23.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (61.5%), then Other or two or more (13.9%).
- Under 1818.6%
- 18 to 6457.9%
- 65 and older23.5%
- White, not Hispanic61.5%
- Other or two or more13.9%
- Asian, not Hispanic12.4%
- Hispanic or Latino10.9%
- Black, not Hispanic1.3%
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 99833 earn?
Median household income is $75,125 (ACS 2020-2024). It is not measurably different from 2015-2019 ($85,825 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $75,125±$14,547
- Income per person
- $42,950
- Below the poverty line
- 7.0%
- Unemployed (of the labor force)
- 3.8%
- Adults 25+ with a bachelor's degree
- 25.8%
- Adjusted gross income per tax return, 2022
- $90,2711,660 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 99833?
- Median home value (owners' estimate)
- $315,100
- Median gross rent
- $950
- Homes owned by their occupants
- 65.7%
- Housing units
- 1,863
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 99833?
186 business establishments had a location in this ZIP code in 2023, 25 more than in 2018; the most are in agriculture, forestry, fishing and hunting (ZIP Code Business Patterns).
- Agriculture, forestry, fishing and hunting35
- Retail trade26
- Transportation and warehousing24
- Accommodation and food services17
- Construction15
- Other services (except public administration)14
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 99833?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 99830 | Kake | 629 | $52k | 34.5 mi |
| 99929 | Wrangell | 2,087 | $64k | 64.4 mi |
| 99927 | Point Baker | 27 | – | 38.6 mi (near) |
| 99820 | Angoon | 480 | $45k | 55.3 mi (near) |
| 99918 | Coffman Cove | 269 | $63k | 66.5 mi (near) |
| 99836 | Port Alexander | 50 | $58k | 69.2 mi (near) |
| 99919 | Thorne Bay | 570 | $61k | 86.7 mi (near) |
| 99903 | Meyers Chuck | 1 | – | 87.0 mi (near) |
| 99925 | Klawock | 841 | $61k | 89.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.