Hillsboro is a community in Sierra County, New Mexico, home to about 150 people across 2.1 square miles. Its ZIP code is 88042.
Homes sold for a median of $200 per square foot in the three months ending August 2026, a balanced market.
Mostly Hillsboro; also Kingston
Each card is that ZIP code’s whole market, including any part outside Hillsboro. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | El Paso International Airport (ELP)106 miles away |
|---|---|
| Closer regional airport | Grant County Airport (SVC)36 miles away |
| Nearest city of 250,000+ | El Paso, TX102 miles away |
| Nearest city of 1 million+ | Phoenix, AZ262 miles away |
Straight-line distances from the center of Hillsboro; 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.
Hillsboro had 140 residents in the 2020 census, up 13% since 2010.
It’s the 391st largest of 494 towns in New Mexico by population.
Sierra County grew from 3,158 residents in 1900 to 11,576 in 2020.
Sierra County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 93°F in summer, and winter lows average 25°F. About 12.3 inches of rain and melted snow fall in a typical year, with about 3 inches of snow.
Source: NOAA 1991–2020 climate normals, Hillsboro, NM weather station (4 miles away).
2,180 jobs at 222 businesses in Sierra County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Hillsboro.
Nearest hospitals
Providers with an office here
| Mental health providers | 1 |
|---|
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.
Libraries
Museums
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.
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Shares ZIP codes with Kingston.
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.