COUNTY REPORT NM

Sierra County, New Mexico

10 ZIP codes · Home Safety Score unavailable · 0 of 10 tracked ZIP records scored

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData

Unavailable
0 of 10 tracked ZIP records scored
10
ZIP Codes
$187K
Median Home Value
$567
Avg Remediation (0.30% of home value)

ZIP Code Risk Map

Water Quality Map: Sierra County, New Mexico

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 17 (asthma 10.1%, diabetes 18.2%)

Modeled additional annual cost estimate per homeowner: $795, largest modeled factor: Wildfire

46% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 10.1% (national: 8.9%)
Diabetes 18.2% (national: 10.5%)
Obesity 36.8% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1984
Median Build Year
46%
Pre-1980 Housing
41/100
Infrastructure Stress Indicator
63%
ZIPs with High Infrastructure Stress
Low
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $795

Wildfire $390/yr
Energy Code Gap $338/yr
Flood $300/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

8,103 housing units in Sierra County

Pre-1940 6%
1940–1959 13%
1960–1979 27%
1980–1999 39%
2000+ 15%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Water Safety Affordability

How much it costs to fix water issues relative to home values in Sierra County

$187K
Median Home Value
$567
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Sierra County can be compared with the median property value; actual costs vary by property.

Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.

Health Outcomes vs National Average

CDC PLACES data for Sierra County residents

Asthma 10.1% (US avg: 8.9%)
Diabetes 18.2% (US avg: 11%)
Obesity 36.8% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems mapped to Sierra County ZIP codes

1 community water system mapped to Sierra County ZIP codes; EPA may list more systems serving the county.

Systems with the most violations in Sierra County

1 water system with violations in EPA records.

All ZIP Codes in Sierra County

10 ZIP codes tracked in Sierra County.

# ZIP Code City Safety Score Grade Violations Home Value
1 87654 Spaceport City — — —
2 87901 Truth Or Consequences — — 19 (17 health) $115K
3 87930 Arrey — — $228K
4 87931 Caballo — — —
5 87933 Derry — — —
6 87935 Elephant Butte — — $181K
7 87939 Monticello — — $517K
8 87942 Williamsburg — — 19 (17 health) $106K
9 87943 Winston — — —
10 88042 Hillsboro — — $193K

Recommended Buyer Guides for Sierra County

The guides listed here are chosen from this county's data, and the short note beside each one says why it made the list.

Overview

Sierra County in New Mexico covers 10 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

2 of 2 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 17 health-based violations appear in the available health breakdown.

← Back to New Mexico Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

How many water systems serve Sierra County?
We map 1 public water system to the 10 ZIP codes of Sierra County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Sierra County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Sierra County is wildfire. Across all modeled risk factors, the estimated average additional annual cost is $795 per homeowner; actual costs vary by home.
How old are homes in Sierra County?
The median home build year in Sierra County is 1984. 46% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Sierra County, New Mexico Home Safety Profile. https://zipcheckup.com/county/new-mexico/sierra/
BibTeX
@misc{zipcheckup-county-new-mexico-sierra,
  author = {{ZipCheckup}},
  title  = {{Sierra County, New Mexico Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/new-mexico/sierra/}
}

Page version: October 2026.

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