COUNTY REPORT CA

Lassen County, California

14 ZIP codes · Home Safety Score unavailable · 0 of 14 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 14 tracked ZIP records scored
14
ZIP Codes
$258K
Median Home Value

ZIP Code Risk Map

Water Quality Map: Lassen County, California

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: 13.1 (asthma 10.3%, diabetes 11.5%)

Modeled additional annual cost estimate per homeowner: $867, largest modeled factor: Flood

55% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 10.3% (national: 8.9%)
Diabetes 11.5% (national: 10.5%)
Obesity 34.2% (national: 32.4%)

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

Infrastructure Overview

1977
Median Build Year
55%
Pre-1980 Housing
46/100
Infrastructure Stress Indicator
77%
ZIPs with High Infrastructure Stress
High
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: $867

Flood $500/yr
Energy Code Gap $457/yr
Wildfire $300/yr

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

Housing Age Distribution

10,473 housing units in Lassen County

Pre-1940 8%
1940–1959 18%
1960–1979 29%
1980–1999 30%
2000+ 16%

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

Health Outcomes vs National Average

CDC PLACES data for Lassen County residents

Asthma 10.3% (US avg: 8.9%)
Diabetes 11.5% (US avg: 11%)
Obesity 34.2% (US avg: 32.4%)

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

Water systems mapped to Lassen County ZIP codes

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

All ZIP Codes in Lassen County

14 ZIP codes tracked in Lassen County.

# ZIP Code City Safety Score Grade Violations Home Value
1 96009 Bieber — — $143K
2 96068 Nubieber — — —
3 96109 Doyle — — $232K
4 96113 Herlong — — $72K
5 96114 Janesville — — $298K
6 96117 Litchfield — — $316K
7 96119 Madeline — — —
8 96121 Milford — — —
9 96123 Ravendale — — —
10 96127 Susanville — — —
11 96128 Standish — — $392K
12 96130 Susanville — — 0 $258K
13 96132 Termo — — —
14 96136 Wendel — — —

Recommended Buyer Guides for Lassen County

Selection follows a fixed set of rules applied to local records: signals such as PFAS detections, lead action-level exceedances on record, a large share of pre-1978 housing, EPA Radon Zone 1, or a top flood or wildfire risk each add a related guide, and when none applies, general water testing and filtration guides are shown instead.

Overview

Lassen County in California covers 14 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.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

← Back to California 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 Lassen County?
We map 1 public water system to the 14 ZIP codes of Lassen County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Lassen County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Lassen County is flood. Across all modeled risk factors, the estimated average additional annual cost is $867 per homeowner; actual costs vary by home.
How old are homes in Lassen County?
The median home build year in Lassen County is 1977. 55% 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). Lassen County, California Home Safety Profile. https://zipcheckup.com/county/california/lassen/
BibTeX
@misc{zipcheckup-county-california-lassen,
  author = {{ZipCheckup}},
  title  = {{Lassen County, California Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/california/lassen/}
}

Page version: October 2026.

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