Portland is a city in Sumner County, Tennessee, home to about 13,449 people across 15 square miles. Its ZIP code is 37148.
Homes sold for a median of $228 per square foot in the three months ending August 2026, a balanced market.
Mostly Portland; also Graball and Mitchellville
Each card is that ZIP code’s whole market, including any part outside Portland. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Nashville International Airport (BNA)32 miles away |
|---|---|
| Nearest city of 250,000+ | Nashville-Davidson, TN31 miles away |
| Nearest city of 1 million+ | Chicago, IL369 miles away |
Straight-line distances from the center of Portland; 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.
Portland had 13,156 residents in the 2020 census, up 56% since 2000.
It’s the 48th largest of 502 towns in Tennessee by population.
Sumner County grew from 26,072 residents in 1900 to 196,281 in 2020.
Sumner County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 27°F. About 54.4 inches of rain and melted snow fall in a typical year, with about 2 inches of snow.
Source: NOAA 1991–2020 climate normals, Portland Sewage Plt, TN weather station (2 miles away).
56,402 jobs at 3,875 businesses in Sumner County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
68 doctors and other health care providers list an office in Portland.
Nearest hospitals
Providers with an office here
| Primary care doctors | 9 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 2 |
| Nurse practitioners and physician assistants | 28 |
| Mental health providers | 10 |
| Physical and occupational therapists | 12 |
| Optometrists | 3 |
| Chiropractors | 3 |
| Pharmacies | 4 |
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.
Parks (3 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Counts are within about 2.5 miles 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.
Established in 1859.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Sumner County. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| J W Wiseman ElementaryPortland | Pre-K–5 | 336 | Public | 0.8 mi |
| Portland Gateview Elementary SchoolPortland | Pre-K–5 | 552 | Public | 3.0 mi |
| Clyde Riggs ElementaryPortland | K–5 | 301 | Public | 1.3 mi |
| Watt Hardison ElementaryPortland | K–5 | 429 | Public | 1.6 mi |
| Portland East Middle SchoolPortland | 6–8 | 396 | Public | 0.4 mi |
| Portland West Middle SchoolPortland | 6–8 | 491 | Public | 2.0 mi |
| Portland High SchoolPortland | 9–12 | 1,151 | Public | 1.8 mi |
| Sumner County Middle Technical College High School at PortlaPortland | 11–12 | 26 | Career and Technical | 0.5 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Portland Montessori AcademyPortland | Pre-K–8 | 116 | Christian (no specific denomination) | 2.0 mi |
| Highland AcademyPortland | 9–12 | 131 | Seventh-day Adventist | 3.2 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 Graball, Mitchellville, Oak Grove (Sumner County) and New Deal.
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.