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ZipVitals

ZIP code

95638

in Herald, CaliforniaPopulation 2,517

50.08/ 100

Ranked #16,134 of 32,066 US ZIPs (bottom 50%)

Ranked #1,067 of 1,719 California ZIPs (bottom 38%)

Ranked #81 of 122 Sacramento-Roseville-Folsom, CA ZIPs (bottom 34%)

Ranks are modeled estimates — ZIPs a few hundred places apart are effectively tied.

Robust across all 9 health domains

What defines this ZIP

Metrics where this ZIP sits in the tails of the national distribution — the ones that most set it apart. Select any tile for its definition and methodology.

Walkability

0.95 intersections/sq mi

in the bottom 2.5% nationally

Higher is healthier

ST2nd
US2nd
Definition & source ›

The number of street intersections per square mile — a standard street-connectivity measure; denser networks correlate with more walkable neighborhoods.

Full methodology ›

Air-toxics cancer risk

40 per million

in the top 4.5% nationally

Lower is healthier

ST73rd
US96th
Definition & source ›

The EPA’s modeled estimate of added lifetime cancer risk from breathing outdoor air toxics, in cases per million people exposed over a lifetime.

Full methodology ›

Dry extreme heat

83.5 days/year

in the top 4.5% nationally

Lower is healthier

ST84th
US96th
Definition & source ›

The average number of days per year with a modeled daily high of at least 95 °F.

Full methodology ›

Fine-particle (PM2.5) exceedance

1.2%

in the top 7.7% nationally

Lower is healthier

ST55th
US92nd
Definition & source ›

The share of days in the year when modeled fine-particle (PM2.5) pollution was above the EPA’s daily limit of 35 micrograms per cubic meter.

Full methodology ›

Loneliness

37.8%

in the top 9.5% nationally

Lower is healthier

ST67th
US91st
Definition & source ›

The estimated share of adults who report feeling lonely.

Full methodology ›

Crowded housing

6.4%

in the top 9.7% nationally

Lower is healthier

ST60th
US90th
Definition & source ›

The share of occupied homes with more than one person per room, the Census definition of crowded housing.

Full methodology ›

Housing-cost burden

40%

in the top 10.0% nationally

Lower is healthier

ST58th
US90th
Definition & source ›

The share of households spending 30% or more of their income on housing.

Full methodology ›

The read

Herald, California (ZIP 95638), overall, ranks in the bottom 50% nationally (16,134th) and the bottom 38% of California (1,067th).

continue reading

Taken together, the data gives a genuinely mixed reading: walkability is in the bottom 2.5% nationally. On the other side, modeled air-toxics cancer risk sits in the top 4.5% nationally, extreme heat lands in the top 4.5% nationally, and fine-particle lies in the top 7.7% nationally. Modeled loneliness stands in the top 9.5% nationally. Fiber broadband rests at the national minimum, shared with about 19% of ZIPs. Crowded housing registers in the top 9.7% nationally, and housing-cost burden resides in the top 10.0% nationally. Households without a vehicle settles in the top 11.1% nationally, and modeled disaster risk is in the top 11.2% nationally.

Defined simply, air-toxics cancer risk is a modeled EPA estimate of added lifetime cancer risk from breathing outdoor air, per million people. Fine-particle is fine airborne particles about one-thirtieth the width of a hair, counted on modeled days above the EPA standard. Disaster risk is the area's national rank on its highest non-flood peril in FEMA's modeled Risk Index, like wildfire or quake. ZIP 95640, just across the boundary, comes out healthier overall.

What’s driving this score

Nine domains make up the ZipVitals Score — here is how this ZIP does on each, and how much each one counts. Compare it against the US, this state and the Sacramento-Roseville-Folsom, CA metro area.

Compared with the ZIP codes measured across all nine scoring domains — not with all US ZIP codes.

Compare within

Lifting this score

Chronic Disease Burden

healthier than 67%

21%

Risk Behavior

healthier than 74%

11%

About typical

Social Need / SDOH

healthier than 46%

16%

Disability

healthier than 47%

7%

Healthcare Access

healthier than 56%

5%

Holding it back

Environmental Hazard

healthier than 40%

14%

Preventive Care

healthier than 23%

13%

Mental Health

healthier than 32%

8%

Climate / Disaster Risk

healthier than 15%

5%

Lifting this score

Environmental Hazard

healthier than 67%

14%

About typical

Social Need / SDOH

healthier than 47%

16%

Preventive Care

healthier than 45%

13%

Risk Behavior

healthier than 51%

11%

Disability

healthier than 45%

7%

Holding it back

Chronic Disease Burden

healthier than 32%

21%

Mental Health

healthier than 22%

8%

Climate / Disaster Risk

healthier than 13%

5%

Healthcare Access

healthier than 35%

5%

Lifting this score

Environmental Hazard

healthier than 97%

14%

About typical

Healthcare Access

healthier than 47%

5%

Holding it back

Chronic Disease Burden

healthier than 30%

21%

Social Need / SDOH

healthier than 25%

16%

Preventive Care

healthier than 38%

13%

Risk Behavior

healthier than 34%

11%

Mental Health

healthier than 24%

8%

Disability

healthier than 32%

7%

Climate / Disaster Risk

healthier than 31%

5%

“Share” is how much of this ZIP’s score the domain accounts for. Percentages are rounded; higher is healthier in every domain. How the score works, and who it compares you with ›

Nearby & similar ZIPs

Editorially selected — see how this ZIP compares to nearby and similar places.

How these were chosen: only ZIPs with a published Score appear — a nearby ZIP with too little data to score won’t. Nearby means closest by distance between ZIP boundaries, which can cross state lines. A similar health profile is a close match across the nine Score domains, not similar demographics. Distances are measured between ZIP boundaries — ZIPs that touch share a border. How distance is measured

Evidence

Every measure this page draws on, by source. Collapsed by default — the full data stays in the page for search engines either way.

Health OutcomesCDC PLACES 2022 / 2023 · BRFSS
MeasureCrude prevalence95% CI
Arthritis among adults28.0%25.3–30.9
High blood pressure among adults33.6%30.4–37.0
Cancer (non-skin) or melanoma among adults8.8%7.9–9.6
Current asthma among adults10.7%9.5–12.0
Coronary heart disease among adults6.9%6.2–7.7
Chronic obstructive pulmonary disease among adults7.1%6.2–8.1
Depression among adults24.4%21.4–27.6
Diagnosed diabetes among adults11.6%10.1–13.2
High cholesterol among adults who have ever been screened36.7%33.1–40.2
Obesity among adults30.7%26.1–35.6
Stroke among adults3.7%3.4–4.1
All teeth lost among adults aged >=65 years10.7%8.6–13.0
PreventionCDC PLACES 2022 / 2023 · BRFSS
MeasureCrude prevalence95% CI
Current lack of health insurance among adults aged 18-64 years8.3%6.8–9.9
Taking medicine to control high blood pressure among adults with high blood pressure74.1%70.6–77.2
Visits to doctor for routine checkup within the past year among adults71.5%68.0–74.9
Cholesterol screening among adults86.6%84.9–88.2
Colorectal cancer screening among adults aged 45–75 years62.6%58.1–66.9
Visited dentist or dental clinic in the past year among adults64.5%61.3–67.5
Mammography use among women aged 50-74 years70.9%63.6–77.0
Health Risk BehaviorsCDC PLACES 2022 / 2023 · BRFSS
MeasureCrude prevalence95% CI
Binge drinking among adults14.9%12.5–17.5
Current cigarette smoking among adults12.9%11.0–14.9
No leisure-time physical activity among adults21.2%18.1–24.6
Short sleep duration among adults36.4%32.2–40.7
Health StatusCDC PLACES 2023 · BRFSS
MeasureCrude prevalence95% CI
Fair or poor self-rated health status among adults22.8%20.2–25.6
Frequent mental distress among adults17.9%16.0–19.8
Frequent physical distress among adults15.3%13.6–17.2
DisabilityCDC PLACES 2023 · BRFSS
MeasureCrude prevalence95% CI
Cognitive disability among adults15.3%13.6–17.2
Any disability among adults33.2%29.5–36.9
Hearing disability among adults7.2%6.4–8.0
Independent living disability among adults8.9%7.9–10.0
Mobility disability among adults16.2%14.2–18.3
Self-care disability among adults4.2%3.8–4.7
Vision disability among adults5.3%4.8–5.9
Health-Related Social NeedsCDC PLACES 2023 · BRFSS
MeasureCrude prevalence95% CI
Lack of social and emotional support among adults26.9%23.7–30.6
Food insecurity in the past 12 months among adults13.7%11.6–16.1
Received food stamps in the past 12 months among adults13.3%11.2–15.5
Housing insecurity in the past 12 months among adults12.3%10.6–14.3
Lack of reliable transportation in the past 12 months among adults8.2%7.2–9.4
Loneliness among adults37.8%33.7–42.3
Utility services shut-off threat in the past 12 months among adults6.6%5.7–7.6
Community & economyCensus ACS 5-Year · 2024 release · observed
MeasureValueUS median (p10–p90)CA median (p10–p90)
Poverty rate4.9%10.6% (3.1–25.8%) n=32,36410.6% (4.1–24.9%) n=1,714
Uninsured 18–6413.0%9.0% (1.5–24.3%) n=32,2867.7% (1.7–17.9%) n=1,704
No HS diploma (25+)12.2%7.9% (1.8–20.7%) n=32,5059.8% (1.4–30.9%) n=1,729
Bachelor's or higher (25+)19.2%23.3% (9.2–53.6%) n=32,50531.3% (9.9–68.2%) n=1,729
Unemployment rate (16+)7.1%3.9% (0.0–9.8%) n=32,2746.1% (0.8–12.0%) n=1,714
Households without a vehicle11.8%3.9% (0.0–12.5%) n=32,3224.5% (0.0–12.2%) n=1,708
Broadband subscription87.6%89.3% (75.1–97.1%) n=32,32293.4% (82.1–98.4%) n=1,708
Housing cost burden (≥30% income)40.0%23.7% (10.6–40.0%) n=32,32238.6% (24.4–50.5%) n=1,708
Homeownership rate85.5%78.7% (51.7–94.0%) n=32,32264.1% (31.9–86.4%) n=1,708
Crowded housing (>1 per room)6.4%1.3% (0.0–6.3%) n=32,3224.8% (0.0–15.9%) n=1,708
Foreign-born population14.6%2.6% (0.0–18.6%) n=32,55318.9% (3.0–40.4%) n=1,730
Single-parent households55.4%53.6% (37.3–74.1%) n=32,08748.4% (35.1–72.3%) n=1,692
Population 65+22.6%19.4% (10.8–33.6%) n=32,55317.0% (9.7–35.7%) n=1,730
Median age47.9 yr42.2 yr (33.0–56.3) n=32,29240.1 yr (31.8–57.0) n=1,712
Median household income$91,500$72,070 ($46,039–$118,707) n=30,318$93,448 ($54,188–$159,562) n=1,584
Median home value$713,600$222,200 ($100,300–$579,820) n=30,049$659,800 ($300,520–$1,493,340) n=1,593
Median gross rent$1,670$1,021 ($677–$1,912) n=25,670$1,912 ($1,113–$2,923) n=1,461
Life expectancyNCHS / RWJF USALEEP · model-based
MeasureValueUS median (p10–p90)CA median (p10–p90)
Life expectancy at birth80.8 yr ± 1.4478.9 yr (74.7–82.8) n=31,30880.5 yr (76.7–83.8) n=1,665

About the ± — it’s this estimate’s give-or-take (statisticians call it the standard error). The true life expectancy for this ZIP most likely falls within 1.44 years of 80.8, and it’s very unlikely to be off by more than twice that.

More ZIPs to explore ▾

How these lists were built: they draw only from ZIPs that have a published Score, so ZIPs with too little data to score are not listed. Distance-based lists use distance between ZIP boundaries with no state filter, so an out-of-state ZIP can appear. Statistically similar means a close match across the nine Score domains, not a demographic match: the measure is the cosine similarity between two ZIPs’ domain scores, taken over the domains both ZIPs have data for and only where that overlap covers at least six of the nine — and where no ZIP clears that minimum-overlap floor, that list is left out rather than filled with a weak match. How distance is measured