Residential delivery area · Florida
ZIP Code 33811: Lakeland, FL
ZIP code 33811 uses the postal name Lakeland, Florida and lies entirely in Polk County (Census 2020 ZIP-county file). About 29,000 people live there (Census Bureau, ACS 2020-2024), the 5th most populous of Lakeland's 9 residential ZIP codes. Median household income is $90,263 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Lakeland (49%) and Medulla (18%), and 2% in smaller places; 31% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lakeland · 9 residential ZIPs
- County
- Polk County
- Census places
- Lakeland (49%); Medulla (18%) census-designated place
- Metro area
- Lakeland-Winter Haven, FL
- House districts
- FL-15 (90%), FL-18 (10%) 119th Congress, by share of land
- State
- Florida
- Time zone
- Eastern
- Land area
- 26.9 sq mi · 1,094 people per sq mi
Where is ZIP code 33811?
33811 centers on 27.979°, -82.016° and covers 26.9 square miles of land plus 0.2 of water. It borders 6 ZIP codes: 33815, 33566, 33803, 33813, 33567, 33860.
The map draws ZIP code areas only. For the streets inside 33811, 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 33811 compare with the rest of Lakeland?
| Measure | 33811 | In Lakeland | In Polk County | In FL |
|---|---|---|---|---|
| People (ACS 2020-2024) | 29,472 | 5th of 9 | 15th of 44 | 311th of 1,013 |
| Median household income | $90k | 3rd of 9 | 4th of 30 | 214th of 819 |
| Median home value | $333k | 3rd of 8 | 6th of 32 | 452nd of 833 |
Its median household income is higher than in 73% of U.S. residential ZIP codes, and it is denser than 79% 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 33811?
The 2020 Census counted 24,249 people in 33811; the ACS, which samples households over 2020-2024, estimates 29,472. Between the 2010 and 2020 censuses its population grew 15.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 29,472
- 2020 Census count
- 24,249+15.6% since 2010 (20,980)
- Households
- 10,521
- Median age
- 36.1
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 33811?
Of the 29,472 people the ACS estimates in 33811, 24.7% are under 18 and 14.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (61.2%), then Hispanic or Latino (24.0%).
- Under 1824.7%
- 18 to 6460.5%
- 65 and older14.7%
- White, not Hispanic61.2%
- Hispanic or Latino24.0%
- Black, not Hispanic8.3%
- Other or two or more5.1%
- Asian, not Hispanic1.4%
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 33811 earn?
Median household income is $90,263 (ACS 2020-2024), the 4th highest of the 30 ranked ZIP codes in Polk County. It rose from $76,905 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $90,263
- Income per person
- $39,536
- Below the poverty line
- 7.5%
- Unemployed (of the labor force)
- 4.0%
- Adults 25+ with a bachelor's degree
- 33.6%
- Adjusted gross income per tax return, 2022
- $75,89913,750 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 33811?
FHFA's house price index for 33811, built from repeat sales and appraisals of the same homes, rose 136% from 2015 to 2025 and rose 62% from 2020 to 2025, and moved −1.0% in 2025.
- Median home value (owners' estimate)
- $333,200
- Median gross rent
- $1,361
- Homes owned by their occupants
- 77.0%
- Housing units
- 11,310
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 33811?
617 business establishments had a location in this ZIP code in 2023, 87 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction105
- Administrative and support and waste management and remediation services82
- Wholesale trade70
- Transportation and warehousing61
- Professional, scientific, and technical services56
- Retail trade52
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 33811?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 33815 | Lakeland | 13,975 | $38k | 4.5 mi |
| 33566 | Plant City | 24,521 | $72k | 4.9 mi |
| 33803 | Lakeland | 29,321 | $66k | 5.3 mi |
| 33813 | Lakeland | 38,674 | $100k | 5.9 mi |
| 33567 | Plant City | 12,562 | $86k | 7.4 mi |
| 33860 | Mulberry | 24,892 | $66k | 11.1 mi |
| 33840 | Eaton Park | 0 | – | 7.1 mi (near) |
| 33563 | Plant City | 25,896 | $60k | 7.2 mi (near) |
| 33812 | Lakeland | 16,169 | $103k | 7.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.