CITY REPORT CA

Woodacre, CA Home Safety: Home Safety 100/100

1 ZIP code · 1 water system · Updated

ZipCheckup grade for Woodacre: A.

No federal data flags a major home-safety concern for this ZIP.

Water systems serving Woodacre hold a strong EPA compliance record - the city places among the better-performing areas in CA with few health-based violations on file.

How Woodacre Compares

Woodacre100/100
California avg76/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
0
ZIPs with Violations
A · 100
Avg Safety Score
Zone 3
Radon Risk (Low)
$1.1M
Median Home Value
$1,800
Est. Remediation (0.2% of home value)

What You Should Know About Woodacre Water

  • Homes built before 1986: 89% - older plumbing may contain lead solder.
  • Estimated remediation: $1,800 per household.
  • CDC health risk index: 10.78.

Who Supplies Your Water in Woodacre

Most residential addresses in Woodacre, CA are served by a single water utility - the dominant system among the 1 provider tracked in federal data.

Overview

We track home safety data for 1 ZIP code in Woodacre, California (population ~1,652), covering 1 community water system serving approximately 186,895 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

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

Home Safety Score

Average Home Safety Score for Woodacre: A (100/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Woodacre water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0000 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 3 (Low Risk)

Areas with No Violations

ZIP Code Safety Score System Population
94973 A Marin Municipal Water District 186,895

All ZIP Codes in Woodacre

Data Sources

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

Health Outcomes in Woodacre

9.4%
Asthma (US: 9.8%)
10.2%
Diabetes (US: 10.4%)
13.9%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 9.4% ↓
Diabetes 10.2% ↓
Mental Health 13.9% ↓

Vertical line = national average. Above national · Below national

Housing & Infrastructure in Woodacre

1968
Median Build Year
89%
Built Before 1986
48%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 89% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Viewed through the lens of construction era, Woodacre is predominantly an older city - a median build year of 1968 puts most of the residential inventory in the range where pre-1986 plumbing materials were the standard.

1968
Median Year Built
89%
Pre-1986 (Lead Paint Risk)
48%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (48%) 1970–1986 (41%) Post-1986 (11%)

Over half of homes in Woodacre were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Cost Context: What Remediation Means for Woodacre Homeowners

How much of a Woodacre home's value does documented remediation represent? A small fraction - the equity share here is in the low tier, and from a household financial perspective, most property owners are considering a commitment that fits comfortably within standard planning rather than a decision that rises to the level of a material budget event or significant equity consideration.

Median Home Value
$1.1M
Est. Remediation
$1,800
Remediation as % of home value 0.2%

Remediation costs in Woodacre are relatively low compared to home values. The $1,200–$2,500 estimated range is a small fraction of median property value. Home values are 50% above the California average.

Lead Exposure Risk for Children in Woodacre

89%
Homes Built Before 1986

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Pulling a tap sample fills the gap that utility data cannot close, particularly here where 89% of housing dates from the pre-rule era and citywide monitoring sits at or above the regulatory mark in Woodacre.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical NFIP Claim Context in Woodacre

1
Total FEMA Flood Claims
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Woodacre contains 1 flood insurance claim. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$1,800</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

What does the Home Safety Score mean for Woodacre, CA?
Woodacre has an average Home Safety Score of 100/100 (Grade A) under model 4.0.0. The score combines EPA SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the PFAS MCL screen, EPA radon zone, and annual EPA AQI, and is published only when all required domains are observed. The available EPA record reports no violations for ZIP codes with reported counts. Check individual ZIP code reports for component details.
How does Woodacre compare to California average?
Woodacre has an average Home Safety Score of 100/100, which is above the California state average of 76/100 for the same model series.
How many water systems serve Woodacre?
Woodacre is served by 1 public water system across 1 ZIP code, serving approximately 1,652 people.
How much does it cost to fix water issues in Woodacre?
Estimated remediation costs in Woodacre average $1,800 per household, ranging from $1,200 to $2,500. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesCalifornia → Woodacre, CA

How to cite this page

APA ZipCheckup. (2026). Woodacre, CA Home Safety: Home Safety 100/100. https://zipcheckup.com/cities/ca/woodacre/
BibTeX
@misc{zipcheckup-cities-ca-woodacre,
  author = {{ZipCheckup}},
  title  = {{Woodacre, CA Home Safety: Home Safety 100/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/woodacre/}
}

Page version: August 2026.

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