Residential delivery area · Illinois
ZIP Code 62340: Griggsville, IL
ZIP code 62340 uses the postal name Griggsville, Illinois and lies entirely in Pike County (Census 2020 ZIP-county file). About 1,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $43,333 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Griggsville (1%) and Valley City (under 1%); 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Griggsville · its only residential ZIP
- County
- Pike County
- Census places
- Griggsville (1%); Valley City (under 1%)
- House district
- IL-15 119th Congress
- State
- Illinois
- Time zone
- Central
- Land area
- 90.6 sq mi · 18 people per sq mi
Where is ZIP code 62340?
62340 centers on 39.735°, -90.728° and covers 90.6 square miles of land plus 0.9 of water. It borders 8 ZIP codes: 62362, 62323, 62357, 62314, 62363, 62621, 62665, 62694.
The map draws ZIP code areas only. For the streets inside 62340, 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 62340 compare with the rest of Pike County?
| Measure | 62340 | In Pike County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 1,673 | 4th of 16 | 728th of 1,396 |
| Median household income | $43k | 6th of 6 | 774th of 797 |
| Median home value | $100k | 3rd of 5 | 773rd of 842 |
Its median household income is higher than in 8% of U.S. residential ZIP codes, and it is denser than 25% 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 62340?
The 2020 Census counted 1,618 people in 62340; the ACS, which samples households over 2020-2024, estimates 1,673. Between the 2010 and 2020 censuses its population fell 5.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,673±191 (90% margin)
- 2020 Census count
- 1,618−5.7% since 2010 (1,715)
- Households
- 694
- Median age
- 43.3
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 62340?
Of the 1,673 people the ACS estimates in 62340, 24.7% are under 18 and 19.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (90.1%).
- Under 1824.7%
- 18 to 6455.9%
- 65 and older19.4%
- White, not Hispanic90.1%
- Hispanic or Latino6.3%
- Other or two or more2.9%
- Black, not Hispanic0.8%
- 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 62340 earn?
Median household income is $43,333 (ACS 2020-2024), the 6th highest of the 6 ranked ZIP codes in Pike County. It fell from $66,402 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $43,333±$10,829
- Income per person
- $26,140
- Below the poverty line
- 21.4%
- Unemployed (of the labor force)
- 3.5%
- Adults 25+ with a bachelor's degree
- 13.0%
- Adjusted gross income per tax return, 2022
- $70,041680 returns; wages 60% 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 62340?
- Median home value (owners' estimate)
- $99,500
- Median gross rent
- $541
- Homes owned by their occupants
- 66.6%
- Housing units
- 797
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 62340?
35 business establishments had a location in this ZIP code in 2023, 3 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction8
- Wholesale trade5
- Manufacturing4
- Transportation and warehousing4
- Finance and insurance3
- Administrative and support and waste management and remediation services3
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 62340?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 62362 | Perry | 237 | $48k | 3.4 mi |
| 62323 | Chambersburg | 198 | $93k | 5.4 mi |
| 62357 | New Salem | 134 | $81k | 8.1 mi |
| 62314 | Baylis | 530 | $76k | 9.0 mi |
| 62363 | Pittsfield | 5,561 | $59k | 10.2 mi |
| 62621 | Bluffs | 1,133 | $83k | 11.0 mi |
| 62665 | Meredosia | 1,222 | $47k | 12.0 mi |
| 62694 | Winchester | 3,006 | $59k | 15.4 mi |
| 62352 | Milton | 217 | $51k | 12.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.