Mill Hall is a borough in Clinton County, Pennsylvania, home to about 1,364 people across 0.9 square miles. It has no ZIP code of its own: it’s part of 17751.
Homes sold for a median of $143 per square foot in the three months ending August 2026, a seller’s market.
Mostly Lamar; part is in Mill Hall
Each card is that ZIP code’s whole market, including any part outside Mill Hall. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mill Hall’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Baltimore/Washington International Thurgood Marshall Airport (BWI)139 miles away |
|---|---|
| Closer regional airport | State College Regional Airport (SCE)25 miles away |
| Nearest city of 250,000+ | Baltimore, MD132 miles away |
| Nearest city of 1 million+ | Philadelphia, PA144 miles away |
Straight-line distances from the center of Mill Hall; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mill Hall had 1,479 residents in the 2020 census, down 6% since 2000.
It’s the 1517th largest of 2,568 towns in Pennsylvania by population.
Clinton County grew from 29,197 residents in 1900 to 37,450 in 2020.
Clinton County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 18°F. About 41.9 inches of rain and melted snow fall in a typical year, with about 30 inches of snow.
Source: NOAA 1991–2020 climate normals, Lock Haven Sewage Plt, PA weather station (4 miles away).
10,683 jobs at 801 businesses in Clinton County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
41 doctors and other health care providers list an office in Mill Hall.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Dentists | 4 |
| Nurse practitioners and physician assistants | 6 |
| Mental health providers | 20 |
| Physical and occupational therapists | 3 |
| Optometrists | 2 |
| Chiropractors | 4 |
| Pharmacies | 2 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Keystone Central SD, Keystone Central Career and Technology Center. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mill Hall El SchMill Hall | K–4 | 318 | Public | 1.4 mi |
| Central Mountain MSMill Hall | 5–8 | 879 | Public | 1.6 mi |
| Central Mountain HSMill Hall | 9–12 | 1,013 | Public | 2.3 mi |
| Keystone Central Career and Technology CenterMill Hall | 9–12 | — | Career and Technical | 2.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| West Branch Christian AcademyMill Hall | K–12 | 26 | Mennonite | 2.6 mi |
| C/O Allen KingMill Hall | 1–8 | 21 | Amish | 4.8 mi |
| C/O Levi KingMill Hall | 1–8 | 16 | Amish | 2.2 mi |
| C/O Mahlon LappMill Hall | 1–8 | 23 | Amish | 3.1 mi |
| Sandy Ridge SchoolMill Hall | 1–8 | 22 | Amish | 5.8 mi |
| C/O Gideon KauffmanMill Hall | 2–8 | 17 | Amish | 4.2 mi |
| Fishing Creek Parochial SchoolMill Hall | 2–8 | 17 | Amish | 4.1 mi |
| Bald Eagle Wilderness Boys Camp SchoolMill Hall | 3–11 | 38 | Christian (no specific denomination) | 6.3 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Lamar, Bald Eagle, Porter Township (Clinton County), Allison and Grugan.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.