Phillips County, Colorado
Phillips County, Colorado, has 4,420 residents (July 2025 estimate). Its county seat is Holyoke. It uses Mountain Time and covers 688 sq mi (1,782 km²) of land.
- Resident population, July 2025
- 4,420
- Land area
- 688 sq mi (1,782 km²)
- County seat or government
- Holyoke
- Time zone
- Mountain TimeUTC-07:00 in January; UTC-06:00 in July
- Median household income
- $64,674 ± $19,227
- Median home value
- $258,200 ± $31,137
- Median rent, with utilities
- $999 ± $159
- Homes lived in by their owners
- 71.9% ± 4.9 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Sterling, CO micro area
- Water area
- 0.12 sq mi (0.3 km²)
- State
- Colorado
- County code (FIPS)
- 08095
- Coordinates (central point)
- 40.594712, -102.345105
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Phillips County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Mountain TimeAmerica/Denver | UTC-07:00 in January; UTC-06:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
4 ZIP Code areas overlap Phillips County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Phillips County, largest first
- Holyoke School District RE-1J3,198 people
- Haxtun School District RE-2J1,473 people
- Julesburg School District RE-11,428 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Holyoke, Colorado (city)2,382 people
- Haxtun, Colorado (town)978 people
- Amherst, Colorado (CDP)82 people
- Paoli, Colorado (town)43 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Sedgwick County, Colorado19 mi north
- Chase County, Nebraska34 mi east
- Logan County, Colorado40 mi west
- Yuma County, Colorado41 mi south
- Perkins County, Nebraska42 mi northeast
Before using this answer on a form
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