Residential delivery area · Pennsylvania
ZIP Code 16423: Lake City, PA
ZIP code 16423 uses the postal name Lake City, Pennsylvania and lies entirely in Erie County (Census 2020 ZIP-county file). About 3,900 people live there (Census Bureau, ACS 2020-2024). Median household income is $74,635 (Census Bureau, ACS 2020-2024). By Census place, 20% of its land lies in Lake City; 80% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lake City · its only residential ZIP
- County
- Erie County
- Census places
- Lake City
- Metro area
- Erie, PA
- House district
- PA-16 119th Congress
- State
- Pennsylvania
- Time zone
- Eastern
- Land area
- 9.2 sq mi · 421 people per sq mi
Where is ZIP code 16423?
16423 centers on 42.021°, -80.340° and covers 9.2 square miles of land plus 1.1 of water. It borders 4 ZIP codes: 16417, 16430, 16415, 16411.
The map draws ZIP code areas only. For the streets inside 16423, 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 16423 compare with the rest of Erie County?
| Measure | 16423 | In Erie County | In PA |
|---|---|---|---|
| People (ACS 2020-2024) | 3,857 | 19th of 34 | 717th of 1,833 |
| Median household income | $75k | 8th of 26 | 479th of 1,015 |
| Median home value | $168k | 15th of 25 | 769th of 1,069 |
Its median household income is higher than in 54% of U.S. residential ZIP codes, and it is denser than 70% 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 16423?
The 2020 Census counted 4,122 people in 16423; the ACS, which samples households over 2020-2024, estimates 3,857. Between the 2010 and 2020 censuses its population fell 7.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,857
- 2020 Census count
- 4,122−7.4% since 2010 (4,450)
- Households
- 1,565
- Median age
- 38.1
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 16423?
Of the 3,857 people the ACS estimates in 16423, 26.3% are under 18 and 18.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (87.8%).
- Under 1826.3%
- 18 to 6454.9%
- 65 and older18.7%
- White, not Hispanic87.8%
- Hispanic or Latino5.5%
- Other or two or more5.4%
- Black, not Hispanic0.7%
- Asian, not Hispanic0.6%
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 16423 earn?
Median household income is $74,635 (ACS 2020-2024), the 8th highest of the 26 ranked ZIP codes in Erie County. It is not measurably different from 2015-2019 ($63,292 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $74,635±$12,949
- Income per person
- $35,633
- Below the poverty line
- 9.6%
- Unemployed (of the labor force)
- 4.3%
- Adults 25+ with a bachelor's degree
- 29.4%
- Adjusted gross income per tax return, 2022
- $54,1011,980 returns; wages 76% 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 16423?
FHFA's house price index for 16423, built from repeat sales and appraisals of the same homes, rose 74% from 2015 to 2025 and rose 58% from 2020 to 2025, and moved +14.5% in 2025.
- Median home value (owners' estimate)
- $168,200
- Median gross rent
- $871
- Homes owned by their occupants
- 85.4%
- Housing units
- 1,773
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 16423?
57 business establishments had a location in this ZIP code in 2023, 3 more than in 2018; the most are in manufacturing (ZIP Code Business Patterns).
- Manufacturing16
- Health care and social assistance8
- Accommodation and food services8
- Construction6
- Retail trade5
- Wholesale trade3
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 16423?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 16417 | Girard | 8,599 | $88k | 3.9 mi |
| 16430 | North Springfield | 148 | – | 4.3 mi |
| 16415 | Fairview | 10,104 | $108k | 5.8 mi |
| 16411 | East Springfield | 1,325 | $67k | 6.2 mi |
| 16410 | Cranesville | 1,931 | $84k | 7.0 mi (near) |
| 16443 | West Springfield | 1,196 | $70k | 8.8 mi (near) |
| 16506 | Erie | 24,070 | $81k | 9.9 mi (near) |
| 16475 | Albion | 2,194 | – | 10.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.