Residential delivery area · Indiana
ZIP Code 46123: Avon, IN
ZIP code 46123 is in Avon, Indiana, entirely in Hendricks County (Census 2020 ZIP-county file). About 43,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $103,485 (Census Bureau, ACS 2020-2024). By Census place, 52% of its land lies in Avon, and 3% in smaller places; 45% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Avon · its only residential ZIP
- County
- Hendricks County
- Census places
- Avon
- Metro area
- Indianapolis-Carmel-Greenwood, IN
- House district
- IN-4 119th Congress
- State
- Indiana
- Time zone
- Eastern
- Land area
- 28.6 sq mi · 1,517 people per sq mi
Where is ZIP code 46123?
46123 centers on 39.764°, -86.403° and covers 28.6 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 46231, 46168, 46234, 46112, 46122.
The map draws ZIP code areas only. For the streets inside 46123, 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 46123 compare with the rest of Hendricks County?
| Measure | 46123 | In Hendricks County | In IN |
|---|---|---|---|
| People (ACS 2020-2024) | 43,353 | 2nd of 18 | 21st of 807 |
| Median household income | $104k | 4th of 13 | 39th of 478 |
| Median home value | $312k | 5th of 17 | 51st of 509 |
Its median household income is higher than in 83% of U.S. residential ZIP codes, and it is denser than 82% 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 46123?
The 2020 Census counted 40,788 people in 46123; the ACS, which samples households over 2020-2024, estimates 43,353. Between the 2010 and 2020 censuses its population grew 28.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 43,353
- 2020 Census count
- 40,788+28.4% since 2010 (31,754)
- Households
- 16,397
- Median age
- 39.1
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 46123?
Of the 43,353 people the ACS estimates in 46123, 23.6% are under 18 and 14.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (72.5%), then Black (not Hispanic) (11.2%).
- Under 1823.6%
- 18 to 6461.4%
- 65 and older14.9%
- White, not Hispanic72.5%
- Black, not Hispanic11.2%
- Hispanic or Latino7.1%
- Other or two or more4.7%
- Asian, not Hispanic4.5%
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 46123 earn?
Median household income is $103,485 (ACS 2020-2024), the 4th highest of the 13 ranked ZIP codes in Hendricks County. It fell from $114,076 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $103,485
- Income per person
- $49,381
- Below the poverty line
- 2.7%
- Unemployed (of the labor force)
- 2.6%
- Adults 25+ with a bachelor's degree
- 40.3%
- Adjusted gross income per tax return, 2022
- $93,09720,920 returns; wages 72% 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 46123?
FHFA's house price index for 46123, built from repeat sales and appraisals of the same homes, rose 89% from 2015 to 2025 and rose 50% from 2020 to 2025, and moved +1.6% in 2025.
- Median home value (owners' estimate)
- $312,100
- Median gross rent
- $1,451
- Homes owned by their occupants
- 80.4%
- Housing units
- 16,942
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 46123?
941 business establishments had a location in this ZIP code in 2023, 124 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance130
- Retail trade128
- Other services (except public administration)107
- Accommodation and food services94
- Professional, scientific, and technical services85
- Finance and insurance71
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 46123?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 46231 | Indianapolis | 10,371 | $72k | 4.8 mi |
| 46168 | Plainfield | 38,826 | $90k | 5.2 mi |
| 46234 | Indianapolis | 28,300 | $83k | 5.2 mi |
| 46112 | Brownsburg | 44,220 | $113k | 7.0 mi |
| 46122 | Danville | 16,974 | $100k | 7.9 mi |
| 46214 | Indianapolis | 24,472 | $59k | 6.3 mi (near) |
| 46241 | Indianapolis | 32,565 | $54k | 7.1 mi (near) |
| 46224 | Indianapolis | 40,228 | $56k | 8.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.