ZIP code · Treynor · Iowa · United States

ZIP code 51575 — Treynor

ZIP code 51575 serves Treynor, Iowa.

Postal code
51575
Single source Value from one source, not cross-checked.
City
Treynor
County
Pottawattamie FIPS 19155
State
Iowa
Country
United States
Coordinates
41.2307, -95.6086 — precision precise (locality)
View on OpenStreetMap
Population
1,707 (ZCTA, ACS 5-year)
Population density
36 / sq mi
Land area
47.8 sq mi (123.9 km²) (ZCTA, ACS 5-year)
Median household income
$117,803
Per-capita income
$47,113
Median age
44.4
Households
652
Housing units
671
Median home value
$279,400
Median gross rent
$1,120 / month
Congressional district
IA-4 (119th Congress)
USDA hardiness zone
5b (-15 to -10 °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
712
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 Jul (avg high 85°F), coldest Jan (avg low 12°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F303549627282858377644835
Avg low °F121627375061646253412817
Precip in0.81.12.03.95.45.33.64.93.63.01.61.3

NOAA 1991–2020 climate normals from the nearest station: OAKLAND (12.7 mi) · NOAA NCEI

Places in ZIP 51575

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