53033 FipsDecoder
35049 County FIPS Code

Santa Fe County

New Mexico · County seat: Santa Fe · Active county or equivalent

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FIPS code 35049 is Santa Fe County, New Mexico. With a population of 154,481 (2022 ACS estimate), it ranks #3 in New Mexico and #435 nationally. Santa Fe County is part of the Santa Fe, NM. The state FIPS code for New Mexico is 35. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.

County FIPS

35049

State FIPS

35

NM

Population

154,481

2022 ACS · #435 nationally

Density

80.9/mi²

people per sq mile

Land Area

1,909

sq miles

Urban/Rural

Metro — under 250K population

RUCC 3

How This FIPS Code Works

35 049
35 = State FIPS (New Mexico)
049 = County FIPS

The 5-digit FIPS code 35049 is formed by combining the 2-digit state identifier 35 (New Mexico) with the 3-digit county identifier 049. Together they uniquely identify Santa Fe County in every US federal dataset. No two counties share the same 5-digit FIPS code.

Census ACS Data for FIPS 35049

From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 35049.

Median Household Income

$70,522

ACS B19013_001E

Poverty Rate

12.3%

ACS B17001 (below poverty level)

Median Age

47.7

ACS B01002_001E

Metropolitan Area

Adjacent Counties (7)

Counties that share a border with Santa Fe County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 35049.

Federal Datasets Using Code 35049

FIPS code 35049 appears as the county identifier in the following federal datasets. Analysts joining data across these sources use this code as the common geographic key.

Using FIPS Code 35049 in Code

Common patterns for querying federal datasets by this county's FIPS code. The leading zeros are significant — always treat FIPS codes as strings, not integers.

Census ACS API — Python 35049
import requests

url = "https://api.census.gov/data/2022/acs/acs5"
params = {
    "get":  "NAME,B19013_001E,B01003_001E",
    "for":  "county:049",
    "in":   "state:35",
    "key":  "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json()  # [[header...], [Santa Fe County, New Mexico, income, pop, ...]
SQL — filtering by county FIPS 35049
-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '35049';

-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '35'
  AND county_fips = '049';

-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 35049 is WRONG for this county
R — tidycensus 35049
library(tidycensus)

get_acs(
  geography = "county",
  variables = c(income = "B19013_001E", pop = "B01003_001E"),
  state     = "35",
  county    = "049",
  year      = 2022
)
Zero-padding reminder: FIPS codes must always be stored and compared as zero-padded strings. 35 (not 35) and 049 (not 49) — losing the leading zeros is one of the most common data-join bugs in federal datasets. Full guide →

ZIP Codes in Santa Fe County

ZIP codes do not align perfectly with county boundaries — a single ZIP code can span multiple counties, and a county can contain parts of many ZIP codes. The ratios below (from the Census 2020 ZCTA relationship file) show the land area share of each ZCTA that falls within Santa Fe County. Why FIPS ≠ ZIP →

ZIP Code % in county
87010 100.0%
87501 100.0%
87505 100.0%
87506 100.0%
87507 100.0%
87508 100.0%
87540 100.0%
87567 100.0%
87535 92.7%
87056 86.4%
87522 78.9%
87015 62.0%
87573 41.0%
87047 29.8%
87532 25.0%
87035 3.1%

Other Counties in New Mexico