Residential delivery area · Washington
ZIP Code 99030: Rockford, WA
ZIP code 99030 uses the postal name Rockford, Washington and lies entirely in Spokane County (Census 2020 ZIP-county file). About 920 people live there (Census Bureau, ACS 2020-2024). Median household income is $86,250 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Rockford; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Rockford · its only residential ZIP
- County
- Spokane County
- Census places
- Rockford
- Metro area
- Spokane-Spokane Valley, WA
- House district
- WA-5 119th Congress
- State
- Washington
- Time zone
- Pacific
- Land area
- 72.6 sq mi · 13 people per sq mi
Where is ZIP code 99030?
99030 centers on 47.478°, -117.113° and covers 72.6 square miles of land. It borders 4 ZIP codes: 99023, 99012, 83876, 99036.
The map draws ZIP code areas only. For the streets inside 99030, 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 99030 compare with the rest of Spokane County?
| Measure | 99030 | In Spokane County | In WA |
|---|---|---|---|
| People (ACS 2020-2024) | 919 | 40th of 48 | 433rd of 605 |
| Median household income | $86k | not ranked | not ranked |
| Median home value | $362k | not ranked | not ranked |
99030's income and home value are not ranked: it has fewer than 1,000 residents (919). 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 19% 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 99030?
The 2020 Census counted 1,131 people in 99030; the ACS, which samples households over 2020-2024, estimates 919. Between the 2010 and 2020 censuses its population grew 9.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 919±308 (90% margin)
- 2020 Census count
- 1,131+9.6% since 2010 (1,032)
- Households
- 321
- Median age
- 42.4
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 99030?
Of the 919 people the ACS estimates in 99030, 31.1% are under 18 and 18.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (86.0%).
- Under 1831.1%
- 18 to 6450.5%
- 65 and older18.4%
- White, not Hispanic86.0%
- Other or two or more8.1%
- Hispanic or Latino6.0%
- Black, not Hispanic0.0%
- 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 99030 earn?
Median household income is $86,250 (ACS 2020-2024). It is not measurably different from 2015-2019 ($63,957 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $86,250±$22,435
- Income per person
- $39,299
- Below the poverty line
- 3.3%
- Unemployed (of the labor force)
- 0.8%
- Adults 25+ with a bachelor's degree
- 24.0%
- Adjusted gross income per tax return, 2022
- $79,896550 returns; wages 67% 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 99030?
FHFA's house price index for 99030, built from repeat sales and appraisals of the same homes, rose 146% from 2015 to 2025 and rose 52% from 2020 to 2025, and moved −2.9% in 2025.
- Median home value (owners' estimate)
- $362,200
- Median gross rent
- $992
- Homes owned by their occupants
- 95.3%
- Housing units
- 363
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 99030?
20 business establishments had a location in this ZIP code in 2023, 1 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction4
- Accommodation and food services4
- 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 99030?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 99023 | Mica | 800 | $114k | 6.2 mi |
| 99012 | Fairfield | 1,167 | $89k | 7.6 mi |
| 83876 | Worley, ID | 1,563 | $61k | 7.8 mi |
| 99036 | Valleyford | 1,581 | $122k | 8.0 mi |
| 99016 | Greenacres | 21,615 | $104k | 8.3 mi (near) |
| 99031 | Spangle | 1,251 | $98k | 11.1 mi (near) |
| 99019 | Liberty Lake | 12,447 | $120k | 11.1 mi (near) |
| 99039 | Waverly | 166 | $66k | 11.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.