ZIP Codes of Larimer County, CO

Population & People
Population & People
Total Population
20,206
Household Income
Household Income
Median Income
$87,152
Housing
Housing
Total Housing Units
9,869
Business & Economy
Business & Economy
Total Businesses
11,496
Employment
Employment
Employment Rate
67.35%
Education
Education
Bachelor's Degree+
52.32%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 2 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:25 ZIP Codes (17 Standard, 6 PO Box, 2 Unique) [See All]
Area Codes:303 / 720 / 748 / 970 / 983
Timezone:Mountain (GMT -07:00)
Local Time:11:52:51 PM
Population:20,206 [See All]
FIPS:08069
CBSA:Fort Collins-Loveland, CO
Land Area:2,422 sq mi
Water Area:39 sq mi
Coordinates:41.1831, -105.8825
Quick Link:
https://www.zip-codes.com/county/co-larimer.asp
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Among Colorado's 5 most-educated counties
52.3% with bachelor's+ (#3 statewide).
Notable income spread
Median income ranges $58,082 to $180,492 across ZIPs — a 3.1× gap.
Wide geographic spread
ZIPs range from 495.6 sq mi down to 6.92 — a 72× sprawl ratio.
Striking education divide
Bachelor's share spans 38.6% to 75.4% — a 37-point gap.
Among Colorado's 5 most renter-heavy counties
45.0% of homes rented — #2 statewide.

Standout ZIPs in this County


Most Populous
Fort Collins · 54,211 people
15.2% of county total
Highest Income
Timnath · $180,492 median
1.8× county average
Largest Land Area
Bellvue · 495.6 sq mi
Spans the most ground
Fastest Growth
Timnath · 621.3% (10-yr)
1,223 → 8,821 residents
Most Educated
Timnath · 75.4% bachelor's+
4,245 of 5,628 adults 25+

Things worth knowing about Larimer County


356,813 residents live across 25 ZIPs covering 2,422 sq mi, served by 14 distinct USPS-recognized cities.

Population moved from 306,902 to 356,813 from 2014 to 2024 — a +16.3% change. 14 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 80547 (Timnath, $180,492 median) and poorest ZIP 80521 (Fort Collins, $58,082) are 8.7 miles apart — a 3.1× income gap across local geography.

Median home values vary 1.6× across this county — from $475,900 in 80549 (Wellington) to $742,300 in 80547 (Timnath).

Density varies 688× across the county — from 4 people/sq mi in 80512 (Bellvue) to 2,643 in 80521 (Fort Collins).

Educational attainment ranges from 38.6% bachelor's+ in 80537 (Loveland) to 75.4% in 80547 (Timnath) — the breadth of educational profiles across the area.

Within Colorado, this is the #10 most populous of 28 counties and ranks #11 for median household income .

Hosts 2 single-entity Unique ZIPs: 80553Teledyne Water Pik ; and 80523Colorado State University .

Weighted by population, the typical household earns about $93,214 across the county — reflecting what a typical resident sees, not a simple ZIP average.

52.5% of adults age 25+ hold a bachelor's degree or higher (125,830 of 239,574 reporting). The most-educated ZIPs cluster around Fort Collins.

17 Standard delivery, 6 PO Box only, 2 single-entity Unique ZIPs serve this county.

Stories about Larimer County


Higher-education hub

4 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.

Timnath
75.4%
8,821 residents
Fort Collins
65.6%
24,960 residents
Fort Collins
64.0%
38,776 residents
Fort Collins
60.5%
54,211 residents

Two counties in one

Median household income spans 3.1× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.

Wealthiest ZIP
Timnath
Median income: $180,492
Population: 8,821
Bachelor's+: 75.4%
vs
Poorest ZIP (pop >= 500)
Fort Collins
Median income: $58,082
Population: 38,776
Bachelor's+: 64.0%
For every $1 of household income in 80521, the typical household in 80547 earns $3.11.

All ZIP Codes in Larimer County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
80525Fort CollinsStandard54,211$91,63625.510.1%
80538LovelandStandard50,110$86,671117.19.8%
80537LovelandStandard44,425$86,325118.610.3%
80526Fort CollinsStandard44,326$88,68632.9-2.6%
80524Fort CollinsStandard40,030$85,035137.024.8%
80521Fort CollinsStandard38,776$58,08214.78.6%
80528Fort CollinsStandard24,960$130,35018.234.4%
80513BerthoudStandard18,271$126,72674.371.4%
80549WellingtonStandard14,325$107,614167.450.2%
80517Estes ParkStandard9,657$95,404301.85.7%
80547TimnathStandard8,821$180,4926.9621.3%
80536LivermoreStandard2,383$117,500399.017.4%
80512BellvueStandard1,903$97,837495.6-3.0%
80535LaporteStandard1,896$110,94553.7-36.0%
80545Red Feather LakesStandard937$93,207313.646.9%
80515DrakeStandard934$66,61542.6-11.8%
80510AllensparkStandard663$101,25068.418.4%
80532Glen HavenPO Box185$53,29532.485.0%
80541MasonvillePO Box0.0
80539LovelandPO Box0.0
80511Estes ParkPO Box2.0
80553Fort CollinsUnique0.0
80527Fort CollinsPO Box0.0
80523Fort CollinsUnique0.0
80522Fort CollinsPO Box0.0

Adjacent & Nearby Counties