ZIP code · Fort Necessity · Louisiana · United States

ZIP code 71243 — Fort Necessity

ZIP code 71243 serves Fort Necessity, Louisiana.

Postal code
71243
Single source Value from one source, not cross-checked.
City
Fort Necessity
County
Franklin FIPS 22041
State
Louisiana
Country
United States
Coordinates
32.0434, -91.8257 — precision precise (locality)
View on OpenStreetMap
Population
193 (ZCTA, ACS 5-year)
Population density
8 / sq mi
Land area
25.5 sq mi (66.1 km²) (ZCTA, ACS 5-year)
Per-capita income
$59,425
Median age
45.8
Households
67
Housing units
110
Median home value
$172,300
Congressional district
LA-5 (119th Congress)
USDA hardiness zone
8b (15 to 20 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/Chicago (UTC−6 / UTC−5 DST)
Area code
318
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.

Climate — monthly normals

Warmest month Aug (avg high 94°F), coldest Jan (avg low 37°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F576269778591939489806860
Avg low °F374047556471737266544539
Precip in5.55.45.36.34.64.24.54.33.64.74.45.5

NOAA 1991–2020 climate normals from the nearest station: WINNSBORO 5 SSE (8.2 mi) · NOAA NCEI

Places in ZIP 71243

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