ZIP code · Middlesex · North Carolina · United States
ZIP code 27557 — Middlesex
ZIP code 27557 serves Middlesex, North Carolina.
- Postal code
- 27557Single source Value from one source, not cross-checked.
- City
- Middlesex
- County
- Johnston FIPS 37101
- State
- North Carolina
- Country
- United States
- Coordinates
- 35.7665, -78.2062 — precision precise (locality)
View on OpenStreetMap - Population
- 8,407 (ZCTA, ACS 5-year)
- Population density
- 125 / sq mi
- Land area
- 67.2 sq mi (173.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $65,833
- Per-capita income
- $32,037
- Median age
- 41.7
- Households
- 2,896
- Housing units
- 3,260
- Median home value
- $167,300
- Median gross rent
- $851 / month
- Congressional districts
- NC-1 (also NC-13) (119th Congress)
- USDA hardiness zone
- 8a (10 to 15 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
- Area code
- 252 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 27557 with another ZIP · ZIPs within 25 miles · distance from 27557
Map of ZIP code 27557
Climate — monthly normals
Warmest month Jul (avg high 90°F), coldest Jan (avg low 31°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 53 | 56 | 64 | 73 | 80 | 87 | 90 | 88 | 82 | 72 | 63 | 56 |
| Avg low °F | 31 | 31 | 38 | 47 | 56 | 65 | 70 | 68 | 63 | 50 | 39 | 34 |
| Precip in | 3.7 | 3.1 | 4.1 | 3.4 | 3.8 | 4.1 | 5.9 | 4.4 | 6.4 | 3.8 | 3.4 | 3.7 |
NOAA 1991–2020 climate normals from the nearest station: CLAYTON 3E (14.1 mi) · NOAA NCEI
Places in ZIP 27557
- 1 schools
- 2 restaurants & cafés
- 1 libraries
- 19 places of worship
- 3 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page