Residential delivery area · California
ZIP Code 91755: Monterey Park, CA
ZIP code 91755 is in Monterey Park, California, entirely in Los Angeles County (Census 2020 ZIP-county file). About 27,000 people live there (Census Bureau, ACS 2020-2024), the less populous of Monterey Park's 2 residential ZIP codes. Median household income is $76,382 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Monterey Park · 2 residential ZIPs
- County
- Los Angeles County
- Census places
- Monterey Park
- Neighborhood
- Wilmar GeoNames
- Metro area
- Los Angeles-Long Beach-Anaheim, CA
- House district
- CA-28 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 3.2 sq mi · 8,511 people per sq mi
- PO Box ZIPs
- 91756 also use the name Monterey Park
Where is ZIP code 91755?
91755 centers on 34.051°, -118.114° and covers 3.2 square miles of land plus 0.1 of water. It borders 4 ZIP codes: 91754, 91770, 90640, 91801.
The map draws ZIP code areas only. For the streets inside 91755, 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 91755 compare with the rest of Monterey Park?
| Measure | 91755 | In Monterey Park | In Los Angeles County | In CA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 26,810 | 2nd of 2 | 182nd of 301 | 684th of 1,802 |
| Median household income | $76k | 2nd of 2 | 196th of 265 | 884th of 1,189 |
| Median home value | $840k | 2nd of 2 | 140th of 273 | 504th of 1,317 |
Its median household income is higher than in 57% of U.S. residential ZIP codes, and it is denser than 97% 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 91755?
The 2020 Census counted 27,637 people in 91755; the ACS, which samples households over 2020-2024, estimates 26,810. Between the 2010 and 2020 censuses its population grew 0.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 26,810
- 2020 Census count
- 27,637+0.5% since 2010 (27,496)
- Households
- 8,754
- Median age
- 45.3
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 91755?
Of the 26,810 people the ACS estimates in 91755, 17.3% are under 18 and 23.1% are 65 or older. The largest group by race and Hispanic origin is Asian (not Hispanic) (70.4%), then Hispanic or Latino (21.9%).
- Under 1817.3%
- 18 to 6459.7%
- 65 and older23.1%
- Asian, not Hispanic70.4%
- Hispanic or Latino21.9%
- White, not Hispanic4.1%
- Other or two or more3.1%
- Black, not Hispanic0.5%
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 91755 earn?
Median household income is $76,382 (ACS 2020-2024), the 196th highest of the 265 ranked ZIP codes in Los Angeles County. It is not measurably different from 2015-2019 ($71,670 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $76,382
- Income per person
- $35,855
- Below the poverty line
- 12.5%
- Unemployed (of the labor force)
- 6.7%
- Adults 25+ with a bachelor's degree
- 32.1%
- Adjusted gross income per tax return, 2022
- $58,76314,890 returns; wages 71% 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 91755?
FHFA's house price index for 91755, built from repeat sales and appraisals of the same homes, rose 72% from 2015 to 2025 and rose 39% from 2020 to 2025, and moved −1.3% in 2025.
- Median home value (owners' estimate)
- $839,800
- Median gross rent
- $1,822
- Homes owned by their occupants
- 48.1%
- Housing units
- 9,466
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 91755?
650 business establishments had a location in this ZIP code in 2023, 218 more than in 2018; the most are in transportation and warehousing (ZIP Code Business Patterns).
- Transportation and warehousing266
- Retail trade56
- Accommodation and food services46
- Health care and social assistance44
- Other services (except public administration)43
- Professional, scientific, and technical services42
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 91755?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 91754 | Monterey Park | 32,248 | $86k | 1.7 mi |
| 91770 | Rosemead | 58,382 | $75k | 2.1 mi |
| 90640 | Montebello | 61,382 | $80k | 2.5 mi |
| 91801 | Alhambra | 53,381 | $89k | 2.9 mi |
| 91803 | Alhambra | 27,715 | $84k | 2.4 mi (near) |
| 91776 | San Gabriel | 36,952 | $82k | 2.9 mi (near) |
| 90022 | Los Angeles | 60,343 | $68k | 3.0 mi (near) |
| 91733 | South El Monte | 41,255 | $68k | 3.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.