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zipcodes.pro — STATE/NM/COUNTY/SAN-JUAN

San Juan County, NM ZIP codes

There are 16 ZIP codes in San Juan County, NM, in 14 towns, from 87037 to 87499. The largest are 87401 (Farmington), 87410 (Aztec) and 87413 (Bloomfield).

The county seat is Aztec.

ZIP codes
16
Towns
14
County seat
Aztec
County FIPS
35045
Population
120,942
Median household income
$55,872
Land area
5,517 sq mi
Area code
505
Metro area
Farmington

San Juan County ZIP codes by town

Aztec (county seat)
87410

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of San Juan County ZIP codes

87037873648740187402874108741387415874168741787418874198742087421874558746187499

The ZIP codes of San Juan County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

San Juan County in numbers

About 120,942 people live in San Juan County, in 41,732 households, the 5th most populous of New Mexico's 33 counties. The median household income is $55,872 a year, 13% below the New Mexico median of $64,059 (US: $80,734). The median owner-occupied home is valued at $193,800 (22% below the New Mexico median), and median gross rent is $956 a month. The median age is 38.3; 18.3% of adults 25 and over hold a bachelor's degree or higher (31.0% across New Mexico); the average commute takes 24 minutes.

Population120,942San Juan120,942
Households41,732San Juan41,732
Median age38.3San Juan38.3New Mexico39.4US 38.9
Median household income$55,872San Juan$55,872New Mexico$64,059US $80,734
Median home value$193,800San Juan$193,800New Mexico$248,100US $332,700
Median gross rent$956San Juan$956New Mexico$1,067US $1,413
Bachelor's degree or higher18.3%San Juan18.3%New Mexico31.0%US 35.7%
Mean commute24.2 minSan Juan24.2 minNew Mexico23.5 minUS 26.4 min
Population density22 / sq miSan Juan22 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in San Juan County

Largest towns in San Juan County
TownZIP codesPopulation
Farmington 3 46,314
Shiprock 1 7,610
Bloomfield 1 7,395
Aztec 1 6,150
Flora Vista 1 2,770
La Plata 1 2,233
Waterflow 1 1,140
Fruitland 1 574
Kirtland 1 465
Newcomb 1 415
Sheep Springs 1 360
Nageezi 1 327
Navajo Dam 1 269
Sanostee 1 214

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with San Juan County.

Not sure you are in San Juan County? What county am I in? answers from your location, near a county line included.

Every ZIP code in San Juan County, with figures

ZIP codes in San Juan County
ZIP City Type Population Median income Median home
87037 Nageezi , NM Standard 1,481 $19,044 $78,000
87364 Sheep Springs , NM Standard 1,632 $32,500 $81,700
87401 Farmington , NM Standard 45,229 $61,886 $215,300
87402 Farmington , NM Standard 11,418 $79,461 $284,200
87410 Aztec , NM Standard 15,012 $55,189 $193,200
87413 Bloomfield , NM Standard 14,296 $49,869 $176,000
87415 Flora Vista , NM Standard 2,273 $44,095 $219,100
87416 Fruitland , NM Standard 4,546 $49,973 $94,400
87417 Kirtland , NM Standard 6,624 $75,215 $179,700
87418 La Plata , NM Standard 686 $82,750 $225,000
87419 Navajo Dam , NM Standard 458 $21,007 $109,200
87420 Shiprock , NM Standard 10,586 $36,335 $103,900
87421 Waterflow , NM Standard 1,468 $51,029 $122,800
87455 Newcomb , NM Standard 1,480 $38,167 $22,500
87461 Sanostee , NM Standard 1,307 $32,981 $31,200
87499 Farmington , NM Standard 903 $40,662 $82,700

Cite this page

zipcodes.pro. “San Juan County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/nm/county/san-juan

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