ZIP Codes of Prowers County, CO

Population & People
Population & People
Total Population
12,101
Household Income
Household Income
Median Income
$46,020
Housing
Housing
Total Housing Units
5,564
Business & Economy
Business & Economy
Total Businesses
311
Employment
Employment
Employment Rate
58.11%
Education
Education
Bachelor's Degree+
19.43%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 5 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:5 ZIP Codes (4 Standard, 1 PO Box, 0 Unique) [See All]
Area Code:719
Timezone:Mountain (GMT -07:00)
Local Time:2:11:34 PM
Population:12,101 [See All]
FIPS:08099
Land Area:1,797 sq mi
Water Area:7 sq mi
Coordinates:38.0148, -102.4437
Quick Link:
https://www.zip-codes.com/county/co-prowers.asp
Need Prowers data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Colorado's #37 most populous county
12,101 residents across 5 ZIPs — #37 of 65 Colorado counties.

Standout ZIPs in this County


Most Populous
Lamar · 9,045 people
74.7% of county total
Highest Income
Wiley · $66,719 median
1.4× county average
Largest Land Area
Holly · 618.2 sq mi
Spans the most ground
Fastest Growth
Lamar · -2.1% (10-yr)
9,239 → 9,045 residents
Most Educated
Lamar · 19.6% bachelor's+
1,090 of 5,557 adults 25+

Things worth knowing about Prowers County


12,101 residents live across 5 ZIPs covering 1,797 sq mi, served by 5 distinct USPS-recognized cities.

Population moved from 12,515 to 12,101 from 2014 to 2024 — a -3.3% change. 0 ZIPs gained residents, 5 lost.

The county's wealthiest ZIP 81092 (Wiley, $66,719 median) and poorest ZIP 81047 (Holly, $43,050) are 36.3 miles apart — a 1.5× income gap across local geography.

Median home values vary 1.9× across this county — from $122,000 in 81041 (Granada) to $230,700 in 81092 (Wiley).

Density varies 10× across the county — from 1 people/sq mi in 81041 (Granada) to 15 in 81052 (Lamar).

Educational attainment ranges from 15.5% bachelor's+ in 81047 (Holly) to 27.2% in 81092 (Wiley) — the breadth of educational profiles across the area.

Within Colorado, this is the #37 most populous of 65 counties and ranks #64 for median household income .

Weighted by population, the typical household earns about $56,598 across the county — reflecting what a typical resident sees, not a simple ZIP average.

19.4% of adults age 25+ hold a bachelor's degree or higher (1,509 of 7,766 reporting).

4 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Prowers County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
1,797
square miles
Avg density
6.7
people per sq mi
Population
12,101
across 5 ZIPs
Holly
618.2 sq mi
1,586 residents
Lamar
612.3 sq mi
9,045 residents
Granada
480.5 sq mi
679 residents

Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Lamar

All ZIP Codes in Prowers County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
81052LamarStandard9,045$58,875612.3-2.1%
81047HollyStandard1,586$43,050618.2-3.1%
81092WileyStandard761$66,71986.1-6.7%
81041GranadaStandard679$48,500480.5-12.6%
81043HartmanPO Box30$12,9550.0-34.8%

Adjacent & Nearby Counties