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County ZIP codes · Indiana · FIPS 18021

Clay County, IN ZIP Codes

Clay County, Indiana has 16 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 10 of the residential ones lie mainly in Clay County and 6 mainly in a neighboring county; 11 cross the county line. Median household income ranges from $50,168 in 47874 (Rosedale) to $102,991 in 47840 (Centerpoint) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Clay County?

46171 · Reelsville: $84k47427 · Coal City: $75k47438 · Jasonville: $57k47833 · Bowling Green: $68k47834 · Brazil: $69k47837 · Carbon: $78k47840 · Centerpoint: $103k47841 · Clay City: $71k47845 · Coalmont: –47846 · Cory: $77k47853 · Harmony: $55k47857 · Knightsville: $60k47858 · Lewis: $50k47868 · Poland: $51k47874 · Rosedale: $50k47881 · Staunton: $51k47834478744786847840478414743847427478334783746171478584784646171 · Reelsville: $84k47427 · Coal City: $75k47438 · Jasonville: $57k47833 · Bowling Green: $68k47834 · Brazil: $69k47837 · Carbon: $78k47840 · Centerpoint: $103k47841 · Clay City: $71k47845 · Coalmont: –47846 · Cory: $77k47853 · Harmony: $55k47857 · Knightsville: $60k47858 · Lewis: $50k47868 · Poland: $51k47874 · Rosedale: $50k47881 · Staunton: $51k47834478744786847840478414743847427478334783746171478584784646171 · Reelsville: $84k47427 · Coal City: $75k47438 · Jasonville: $57k47833 · Bowling Green: $68k47834 · Brazil: $69k47837 · Carbon: $78k47840 · Centerpoint: $103k47841 · Clay City: $71k47845 · Coalmont: –47846 · Cory: $77k47853 · Harmony: $55k47857 · Knightsville: $60k47858 · Lewis: $50k47868 · Poland: $51k47874 · Rosedale: $50k47881 · Staunton: $51k478344787447868478404784147438474274783347837461714785847846
The residential ZIP codes of Clay County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $51,409 and $74,920.

They carry 16 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 16 residential ZIP codes in Clay County

10 ZIP codes lie mainly in Clay County; 6 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Clay County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
47834 Brazil 18,625 121 $69k $158k 79%
47841 Clay City 2,534 39 $71k $116k 97%
47840 Centerpoint 1,970 39 $103k $170k 95%
47846 Cory 1,006 30 $77k $122k 100%
47858 Lewis 946 31 $50k $160k 61%
47833 Bowling Green 836 21 $68k $192k 57%
47857 Knightsville 341 682 $60k $111k 100%
47881 Staunton 266 1,797 $51k $86k 100%
47853 Harmony 106 1,828 $55k $136k 100%
47845 Coalmont 41 72 – – 100%

Partly in Clay County

Residential ZIP codes mainly in another county that reach at least 1% into Clay County, by their share here
In this county
47438 Jasonville 4,180 69 $57k $127k 36%
47837 Carbon 997 32 $78k $202k 26%
47868 Poland 2,666 46 $51k $160k 14%
47427 Coal City 1,014 20 $75k $123k 12%
47874 Rosedale 3,226 48 $50k $155k 4%
46171 Reelsville 2,018 52 $84k $287k 2%

Download the 16 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

11 ZIP codes of Clay County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Clay County and in the neighboring counties
ZIPIn ClayElsewhere
4783479%Parke County 12%; Vigo County 9%
4743836%Greene County 52%; Sullivan County 12%
478744%Parke County 77%; Vigo County 19%
4786814%Owen County 81%; Putnam County 5%
4784197%Owen County 3%
461712%Putnam County 98%
4784095%Putnam County 5%
4742712%Owen County 88%
4783726%Parke County 74%
4785861%Vigo County 25%; Sullivan County 14%
4783357%Owen County 43%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Clay County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Clay County's ZIP codes use 3 prefixes: 461, 474 and 478.

Three-digit prefixes of Clay County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Clay County's
PrefixSectional centerHereAll codes
461 Indianapolis, IN (SCF 460) 1 63
474 Indianapolis, IN (SCF 460) 2 48
478 Indianapolis, IN (SCF 460) 13 54

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.