Residential delivery area · Indiana
ZIP Code 46148: Knightstown, IN
ZIP code 46148 uses the postal name Knightstown, Indiana and lies mostly in Henry County (68% of its land) with the rest in Rush County (Census 2020 ZIP-county file). About 4,900 people live there (Census Bureau, ACS 2020-2024). Median household income is $63,914 (Census Bureau, ACS 2020-2024). By Census place, 2% of its land lies in Knightstown; 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Knightstown · its only residential ZIP
- County
- Henry County (68%); Rush County (32%)
- Census places
- Knightstown
- Micro area
- New Castle, IN
- House district
- IN-6 119th Congress
- State
- Indiana
- Time zone
- Eastern
- Land area
- 51.1 sq mi · 97 people per sq mi
Where is ZIP code 46148?
46148 centers on 39.780°, -85.475° and covers 51.1 square miles of land plus 0.2 of water. It borders 9 ZIP codes: 47385, 46115, 47352, 47344, 46117, 47384, 47362, 46186, 46173.
The map draws ZIP code areas only. For the streets inside 46148, 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 46148 compare with the rest of Henry County?
| Measure | 46148 | In Henry County | In IN |
|---|---|---|---|
| People (ACS 2020-2024) | 4,935 | 4th of 23 | 305th of 807 |
| Median household income | $64k | 7th of 9 | 326th of 478 |
| Median home value | $187k | 3rd of 10 | 271st of 509 |
Its median household income is higher than in 37% of U.S. residential ZIP codes, and it is denser than 53% 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 46148?
The 2020 Census counted 4,859 people in 46148; the ACS, which samples households over 2020-2024, estimates 4,935. Between the 2010 and 2020 censuses its population fell 4.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 4,935
- 2020 Census count
- 4,859−4.7% since 2010 (5,097)
- Households
- 1,891
- Median age
- 41.0
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 46148?
Of the 4,935 people the ACS estimates in 46148, 26.9% are under 18 and 17.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (96.9%).
- Under 1826.9%
- 18 to 6455.4%
- 65 and older17.8%
- White, not Hispanic96.9%
- Other or two or more2.6%
- Hispanic or Latino0.4%
- 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 46148 earn?
Median household income is $63,914 (ACS 2020-2024), the 7th highest of the 9 ranked ZIP codes in Henry County. It is not measurably different from 2015-2019 ($72,121 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $63,914±$10,744
- Income per person
- $33,357
- Below the poverty line
- 20.6%
- Unemployed (of the labor force)
- 2.6%
- Adults 25+ with a bachelor's degree
- 21.5%
- Adjusted gross income per tax return, 2022
- $65,4292,370 returns; wages 73% 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 46148?
FHFA's house price index for 46148, built from repeat sales and appraisals of the same homes, rose 96% from 2015 to 2025 and rose 48% from 2020 to 2025, and moved +1.4% in 2025.
- Median home value (owners' estimate)
- $186,800
- Median gross rent
- $952
- Homes owned by their occupants
- 77.9%
- Housing units
- 2,099
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 46148?
112 business establishments had a location in this ZIP code in 2023, 3 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade19
- Construction16
- Other services (except public administration)13
- Manufacturing12
- Accommodation and food services12
- Professional, scientific, and technical services7
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 46148?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 47385 | Spiceland | 1,714 | $103k | 4.0 mi |
| 46115 | Carthage | 1,588 | $61k | 5.7 mi |
| 47352 | Lewisville | 974 | $66k | 5.8 mi |
| 47344 | Greensboro | 178 | – | 6.8 mi |
| 46117 | Charlottesville | 527 | $91k | 7.9 mi |
| 47384 | Shirley | 2,161 | $74k | 9.8 mi |
| 47362 | New Castle | 29,337 | $60k | 11.9 mi |
| 46186 | Wilkinson | 1,816 | $71k | 12.0 mi |
| 46173 | Rushville | 10,440 | $68k | 12.6 mi |
| 47337 | Dunreith | 204 | $57k | 2.6 mi (near) |
| 46155 | Mays | 46 | – | 3.5 mi (near) |
| 47351 | Kennard | 397 | $58k | 8.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.