Residential delivery area · Florida
ZIP Code 33803: Lakeland, FL
ZIP code 33803 is in Lakeland, Florida, entirely in Polk County (Census 2020 ZIP-county file). About 29,000 people live there (Census Bureau, ACS 2020-2024), the 6th most populous of Lakeland's 9 residential ZIP codes. Median household income is $65,807 (Census Bureau, ACS 2020-2024). By Census place, 63% of its land lies in Lakeland; 37% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lakeland · 9 residential ZIPs
- County
- Polk County
- Census places
- Lakeland
- Metro area
- Lakeland-Winter Haven, FL
- House districts
- FL-18 (62%), FL-15 (38%) 119th Congress, by share of land
- State
- Florida
- Time zone
- Eastern
- Land area
- 16.6 sq mi · 1,767 people per sq mi
Where is ZIP code 33803?
33803 centers on 28.010°, -81.936° and covers 16.6 square miles of land plus 1.3 of water. It borders 8 ZIP codes: 33840, 33801, 33812, 33815, 33813, 33811, 33880, 33830.
The map draws ZIP code areas only. For the streets inside 33803, 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 33803 compare with the rest of Lakeland?
| Measure | 33803 | In Lakeland | In Polk County | In FL |
|---|---|---|---|---|
| People (ACS 2020-2024) | 29,321 | 6th of 9 | 16th of 44 | 313th of 1,013 |
| Median household income | $66k | 6th of 9 | 14th of 30 | 537th of 819 |
| Median home value | $250k | 6th of 8 | 16th of 32 | 653rd of 833 |
Its median household income is higher than in 40% of U.S. residential ZIP codes, and it is denser than 83% 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 33803?
The 2020 Census counted 29,082 people in 33803; the ACS, which samples households over 2020-2024, estimates 29,321. Between the 2010 and 2020 censuses its population grew 7.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 29,321
- 2020 Census count
- 29,082+7.3% since 2010 (27,094)
- Households
- 12,953
- Median age
- 41.8
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 33803?
Of the 29,321 people the ACS estimates in 33803, 16.4% are under 18 and 24.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (68.4%), then Hispanic or Latino (19.3%).
- Under 1816.4%
- 18 to 6459.1%
- 65 and older24.5%
- White, not Hispanic68.4%
- Hispanic or Latino19.3%
- Black, not Hispanic5.8%
- Asian, not Hispanic3.4%
- Other or two or more3.1%
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 33803 earn?
Median household income is $65,807 (ACS 2020-2024), the 14th highest of the 30 ranked ZIP codes in Polk County. It is not measurably different from 2015-2019 ($64,824 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $65,807
- Income per person
- $45,102
- Below the poverty line
- 12.4%
- Unemployed (of the labor force)
- 2.6%
- Adults 25+ with a bachelor's degree
- 34.1%
- Adjusted gross income per tax return, 2022
- $105,07613,510 returns; wages 48% 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 33803?
FHFA's house price index for 33803, built from repeat sales and appraisals of the same homes, rose 123% from 2015 to 2025 and rose 52% from 2020 to 2025, and moved −3.1% in 2025.
- Median home value (owners' estimate)
- $250,100
- Median gross rent
- $1,450
- Homes owned by their occupants
- 63.5%
- Housing units
- 15,120
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 33803?
1,019 business establishments had a location in this ZIP code in 2023, 22 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade162
- Health care and social assistance138
- Professional, scientific, and technical services112
- Accommodation and food services100
- Other services (except public administration)99
- Real estate and rental and leasing83
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 33803?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 33840 | Eaton Park | 0 | – | 1.9 mi |
| 33801 | Lakeland | 35,394 | $53k | 2.9 mi |
| 33812 | Lakeland | 16,169 | $103k | 3.7 mi |
| 33815 | Lakeland | 13,975 | $38k | 4.3 mi |
| 33813 | Lakeland | 38,674 | $100k | 4.4 mi |
| 33811 | Lakeland | 29,472 | $90k | 5.3 mi |
| 33880 | Winter Haven | 43,371 | $56k | 9.8 mi |
| 33830 | Bartow | 33,740 | $64k | 11.6 mi |
| 33805 | Lakeland | 28,751 | $63k | 6.0 mi (near) |
| 33823 | Auburndale | 41,779 | $72k | 9.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.