Residential delivery area · Tennessee
ZIP Code 37221: Nashville, TN
ZIP code 37221 uses the postal name Nashville, Tennessee and lies mostly in Davidson County (92% of its land) with the rest in Williamson County (Census 2020 ZIP-county file). About 42,000 people live there (Census Bureau, ACS 2020-2024), the 2nd most populous of Nashville's 23 residential ZIP codes. Median household income is $97,751 (Census Bureau, ACS 2020-2024). Most of its land (92%) lies in the city of Nashville-Davidson.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Nashville · 23 residential ZIPs
- County
- Davidson County (92%); Williamson County (8%)
- Census places
- Nashville-Davidson
- Neighborhood
- Harpeth Trace Estates GeoNames
- Metro area
- Nashville-Davidson--Murfreesboro--Franklin, TN
- House districts
- TN-5 (87%), TN-7 (13%) 119th Congress, by share of land
- State
- Tennessee
- Time zone
- Central
- Land area
- 49.3 sq mi · 850 people per sq mi
- PO Box ZIPs
- 16 more ZIP codes use the name Nashville for PO boxes or single organizations
Where is ZIP code 37221?
37221 centers on 36.059°, -86.972° and covers 49.3 square miles of land plus 0.3 of water. It borders 9 ZIP codes: 37143, 37209, 37069, 37205, 37215, 37082, 37062, 37027, 37064.
The map draws ZIP code areas only. For the streets inside 37221, 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); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 37221 compare with the rest of Nashville?
| Measure | 37221 | In Nashville | In Davidson County | In TN |
|---|---|---|---|---|
| People (ACS 2020-2024) | 41,935 | 2nd of 23 | 4th of 35 | 32nd of 636 |
| Median household income | $98k | 6th of 19 | 8th of 31 | 38th of 425 |
| Median home value | $464k | 12th of 19 | 14th of 31 | 32nd of 436 |
Its median household income is higher than in 79% of U.S. residential ZIP codes, and it is denser than 77% 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 37221?
The 2020 Census counted 42,312 people in 37221; the ACS, which samples households over 2020-2024, estimates 41,935. Between the 2010 and 2020 censuses its population grew 15.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 41,935
- 2020 Census count
- 42,312+15.6% since 2010 (36,610)
- Households
- 19,935
- Median age
- 41.1
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 37221?
Of the 41,935 people the ACS estimates in 37221, 18.6% are under 18 and 20.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (77.6%).
- Under 1818.6%
- 18 to 6461.2%
- 65 and older20.2%
- White, not Hispanic77.6%
- Black, not Hispanic8.2%
- Hispanic or Latino6.1%
- Other or two or more4.5%
- Asian, not Hispanic3.6%
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 37221 earn?
Median household income is $97,751 (ACS 2020-2024), the 8th highest of the 31 ranked ZIP codes in Davidson County. It is not measurably different from 2015-2019 ($102,246 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $97,751
- Income per person
- $59,079
- Below the poverty line
- 6.3%
- Unemployed (of the labor force)
- 3.6%
- Adults 25+ with a bachelor's degree
- 63.1%
- Adjusted gross income per tax return, 2022
- $109,96621,830 returns; wages 69% 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 37221?
FHFA's house price index for 37221, built from repeat sales and appraisals of the same homes, rose 120% from 2015 to 2025 and rose 56% from 2020 to 2025, and moved +5.8% in 2025.
- Median home value (owners' estimate)
- $463,900
- Median gross rent
- $1,844
- Homes owned by their occupants
- 70.8%
- Housing units
- 21,079
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 37221?
708 business establishments had a location in this ZIP code in 2023, 89 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance95
- Professional, scientific, and technical services94
- Accommodation and food services92
- Retail trade87
- Other services (except public administration)75
- Construction54
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 37221?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 37143 | Pegram | 4,214 | $97k | 5.3 mi |
| 37209 | Nashville | 37,817 | $81k | 6.4 mi |
| 37069 | Franklin | 20,209 | $158k | 6.5 mi |
| 37205 | Nashville | 24,823 | $139k | 6.8 mi |
| 37215 | Nashville | 22,018 | $156k | 7.8 mi |
| 37082 | Kingston Springs | 5,517 | $98k | 8.4 mi |
| 37062 | Fairview | 13,851 | $92k | 10.3 mi |
| 37027 | Brentwood | 61,630 | $155k | 11.3 mi |
| 37064 | Franklin | 67,513 | $128k | 12.1 mi |
| 37218 | Nashville | 15,292 | $62k | 8.3 mi (near) |
| 37220 | Nashville | 5,265 | $180k | 10.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.