Orange County, California
150 ZIP codes · Avg score 83/100 · Grade B
ZipCheckup grade for Orange County: B.
This ZIP has a few items worth a quick check.
Orange County: A or B, 150 ZIP codes tracked.
How Orange County Compares
How Orange County Compares
Orange County scores 7 points above the California state average (76/100) and 10 points above the national average (73/100).
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData
ZIP Code Risk Map
Water Quality Map: Orange County, California
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 10.2 (asthma 9%, diabetes 11.5%)
Modeled additional annual cost estimate per homeowner: $2,095, largest modeled factor: Wildfire
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
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: $2,095
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Orange County
Modeled remediation costs in Orange 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 Orange County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems mapped to Orange County ZIP codes
8 community water systems mapped to Orange County ZIP codes; EPA may list more systems serving the county.
- B
- A
- B
- B
- B
- A
Show all 8 water systems
- A
- B
42 water systems mapped to Orange County ZIP codes in our data; EPA may list more systems serving the county.
Systems with the most violations in Orange County
5 water systems with violations in EPA records.
- B
- A
- A
- B
- B
All ZIP Codes in Orange County
150 ZIP codes tracked in Orange County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 90740 | Seal Beach | 92 | A | 0 | $488K |
| 2 | 90743 | Surfside | 92 | A | 0 | $2000K |
| 3 | 92602 | Irvine | 92 | A | 0 | $1323K |
| 4 | 92603 | Irvine | 92 | A | 0 | $1719K |
| 5 | 92604 | Irvine | 92 | A | 0 | $994K |
| 6 | 92610 | Foothill Ranch | 92 | A | 0 | $939K |
| 7 | 92612 | Irvine | 92 | A | 0 | $939K |
| 8 | 92617 | Irvine | 92 | A | 0 | $667K |
| 9 | 92618 | Irvine | 92 | A | 0 | $1153K |
| 10 | 92620 | Irvine | 92 | A | 0 | $1204K |
| 11 | 92625 | Corona Del Mar | 92 | A | 0 | $2000K |
| 12 | 92626 | Costa Mesa | 92 | A | 0 | $1038K |
| 13 | 92627 | Costa Mesa | 92 | A | 0 | $1075K |
| 14 | 92630 | Lake Forest | 92 | A | 0 | $859K |
| 15 | 92637 | Laguna Woods | 92 | A | 0 | $365K |
| 16 | 92651 | Laguna Beach | 92 | A | 0 | $2000K |
| 17 | 92653 | Laguna Hills | 92 | A | 0 | $978K |
| 18 | 92656 | Aliso Viejo | 92 | A | 0 | $850K |
| 19 | 92657 | Newport Coast | 92 | A | 0 | $2000K |
| 20 | 92660 | Newport Beach | 92 | A | 0 | $2000K |
| 21 | 92661 | Newport Beach | 92 | A | 0 | $2000K |
| 22 | 92662 | Newport Beach | 92 | A | 0 | $2000K |
| 23 | 92663 | Newport Beach | 92 | A | 0 | $2000K |
| 24 | 92679 | Trabuco Canyon | 92 | A | 0 | $1243K |
| 25 | 92688 | Rancho Santa Margarita | 92 | A | 0 | $857K |
| 26 | 92782 | Tustin | 92 | A | 0 | $1029K |
| 27 | 92821 | Brea | 92 | A | 0 | $852K |
| 28 | 92823 | Brea | 92 | A | 0 | $1061K |
| 29 | 92606 | Irvine | 91 | A | 1 | $1047K |
| 30 | 92614 | Irvine | 91 | A | 1 | $983K |
| 31 | 92624 | Capistrano Beach | 91 | A | 1 | $1142K |
| 32 | 92629 | Dana Point | 91 | A | 1 | $1212K |
| 33 | 92672 | San Clemente | 91 | A | 2 | $1240K |
| 34 | 92673 | San Clemente | 91 | A | 1 | $1208K |
| 35 | 92675 | San Juan Capistrano | 91 | A | 1 | $930K |
| 36 | 92676 | Silverado | 91 | A | 3 | $797K |
| 37 | 92677 | Laguna Niguel | 91 | A | 1 | $1123K |
| 38 | 92691 | Mission Viejo | 91 | A | 1 | $917K |
| 39 | 92692 | Mission Viejo | 91 | A | 1 | $984K |
| 40 | 92694 | Ladera Ranch | 91 | A | 1 | $1043K |
| 41 | 92887 | Yorba Linda | 91 | A | 3 | $1131K |
| 42 | 90623 | La Palma | 89 | A | 2 | $920K |
| 43 | 90621 | Buena Park | 75 | B | 0 | $734K |
| 44 | 90631 | La Habra | 75 | B | 0 | $758K |
| 45 | 90720 | Los Alamitos | 75 | B | 0 | $1166K |
| 46 | 90742 | Sunset Beach | 75 | B | 0 | $1625K |
| 47 | 92646 | Huntington Beach | 75 | B | 0 | $1032K |
| 48 | 92647 | Huntington Beach | 75 | B | 0 | $964K |
| 49 | 92648 | Huntington Beach | 75 | B | 0 | $1176K |
| 50 | 92649 | Huntington Beach | 75 | B | 0 | $1071K |
| 51 | 92655 | Midway City | 75 | B | 1 | $724K |
| 52 | 92683 | Westminster | 75 | B | 1 | $820K |
| 53 | 92701 | Santa Ana | 75 | B | 1 | $608K |
| 54 | 92703 | Santa Ana | 75 | B | 1 | $586K |
| 55 | 92704 | Santa Ana | 75 | B | 1 | $642K |
| 56 | 92705 | Santa Ana | 75 | B | 1 | $1136K |
| 57 | 92706 | Santa Ana | 75 | B | 1 | $839K |
| 58 | 92707 | Santa Ana | 75 | B | 1 | $636K |
| 59 | 92708 | Fountain Valley | 75 | B | 1 | $1019K |
| 60 | 92780 | Tustin | 75 | B | 1 | $832K |
| 61 | 92835 | Fullerton | 75 | B | 0 | $982K |
| 62 | 92841 | Garden Grove | 75 | B | 0 | $766K |
| 63 | 92843 | Garden Grove | 75 | B | 1 | $666K |
| 64 | 92844 | Garden Grove | 75 | B | 0 | $707K |
| 65 | 92845 | Garden Grove | 75 | B | 0 | $883K |
| 66 | 92861 | Villa Park | 75 | B | 0 | $1686K |
| 67 | 92866 | Orange | 75 | B | 1 | $892K |
| 68 | 92869 | Orange | 75 | B | 0 | $935K |
| 69 | 90620 | Buena Park | 74 | B | 3 | $782K |
| 70 | 90630 | Cypress | 74 | B | 3 | $866K |
| 71 | 92801 | Anaheim | 74 | B | 3 | $633K |
| 72 | 92802 | Anaheim | 74 | B | 3 | $722K |
| 73 | 92805 | Anaheim | 74 | B | 3 | $667K |
| 74 | 92806 | Anaheim | 74 | B | 3 | $791K |
| 75 | 92807 | Anaheim | 74 | B | 3 | $918K |
| 76 | 92808 | Anaheim | 74 | B | 3 | $1037K |
| 77 | 92831 | Fullerton | 74 | B | 3 | $821K |
| 78 | 92832 | Fullerton | 74 | B | 3 | $773K |
| 79 | 92840 | Garden Grove | 74 | B | 3 | $747K |
| 80 | 92865 | Orange | 74 | B | 3 | $843K |
| 81 | 92867 | Orange | 74 | B | 3 | $951K |
| 82 | 92868 | Orange | 74 | B | 4 | $714K |
| 83 | 92870 | Placentia | 74 | B | 3 | $871K |
| 84 | 92886 | Yorba Linda | 74 | B | 3 | $1062K |
| 85 | 92833 | Fullerton | 73 | B | 7 | $844K |
| 86 | 90680 | Stanton | 70 | B | 5 (1 health) | $571K |
| 87 | 92804 | Anaheim | 70 | B | 5 (1 health) | $730K |
| 88 | 90622 | Buena Park | — | — | — | |
| 89 | 90624 | Buena Park | — | — | — | |
| 90 | 90632 | La Habra | — | — | — | |
| 91 | 90633 | La Habra | — | — | — | |
| 92 | 90721 | Los Alamitos | — | — | — | |
| 93 | 91109 | Pasadena | — | — | — | |
| 94 | 92375 | Redlands | — | — | — | |
| 95 | 92605 | Huntington Beach | — | — | — | |
| 96 | 92607 | Laguna Niguel | — | — | — | |
| 97 | 92609 | El Toro | — | — | — | |
| 98 | 92615 | Huntington Beach | — | — | — | |
| 99 | 92616 | Irvine | — | — | — | |
| 100 | 92619 | Irvine | — | — | — | |
| 101 | 92623 | Irvine | — | — | — | |
| 102 | 92628 | Costa Mesa | — | — | — | |
| 103 | 92650 | East Irvine | — | — | — | |
| 104 | 92652 | Laguna Beach | — | — | — | |
| 105 | 92654 | Laguna Hills | — | — | — | |
| 106 | 92658 | Newport Beach | — | — | — | |
| 107 | 92659 | Newport Beach | — | — | — | |
| 108 | 92674 | San Clemente | — | — | — | |
| 109 | 92678 | Trabuco Canyon | — | — | 0 | $989K |
| 110 | 92684 | Westminster | — | — | — | |
| 111 | 92685 | Westminster | — | — | — | |
| 112 | 92690 | Mission Viejo | — | — | — | |
| 113 | 92693 | San Juan Capistrano | — | — | — | |
| 114 | 92697 | Irvine | — | — | 0 | — |
| 115 | 92698 | Aliso Viejo | — | — | — | |
| 116 | 92702 | Santa Ana | — | — | — | |
| 117 | 92710 | Irvine | — | — | — | |
| 118 | 92711 | Santa Ana | — | — | — | |
| 119 | 92712 | Santa Ana | — | — | — | |
| 120 | 92725 | Santa Ana | — | — | — | |
| 121 | 92728 | Fountain Valley | — | — | — | |
| 122 | 92735 | Santa Ana | — | — | — | |
| 123 | 92781 | Tustin | — | — | — | |
| 124 | 92799 | Santa Ana | — | — | — | |
| 125 | 92803 | Anaheim | — | — | — | |
| 126 | 92809 | Anaheim | — | — | — | |
| 127 | 92811 | Atwood | — | — | — | |
| 128 | 92812 | Anaheim | — | — | — | |
| 129 | 92814 | Anaheim | — | — | — | |
| 130 | 92815 | Anaheim | — | — | — | |
| 131 | 92816 | Anaheim | — | — | — | |
| 132 | 92817 | Anaheim | — | — | — | |
| 133 | 92822 | Brea | — | — | — | |
| 134 | 92825 | Anaheim | — | — | — | |
| 135 | 92834 | Fullerton | — | — | — | |
| 136 | 92836 | Fullerton | — | — | — | |
| 137 | 92837 | Fullerton | — | — | — | |
| 138 | 92838 | Fullerton | — | — | — | |
| 139 | 92842 | Garden Grove | — | — | — | |
| 140 | 92846 | Garden Grove | — | — | — | |
| 141 | 92850 | Anaheim | — | — | — | |
| 142 | 92856 | Orange | — | — | — | |
| 143 | 92857 | Orange | — | — | — | |
| 144 | 92859 | Orange | — | — | — | |
| 145 | 92862 | Orange | — | — | — | |
| 146 | 92863 | Orange | — | — | — | |
| 147 | 92864 | Orange | — | — | — | |
| 148 | 92871 | Placentia | — | — | — | |
| 149 | 92885 | Yorba Linda | — | — | — | |
| 150 | 92899 | Anaheim | — | — | — |
Recommended Buyer Guides for Orange County
When no specific signal shows up in the records, the list falls back to general water testing and filtration guides rather than staying empty.
- Best HEPA Air Purifiers for Wildfire Smoke — Wildfire is the top compound risk factor
Deep Dive Reports
Detailed analysis for Orange County, California
Overview
Orange County in California covers 150 tracked ZIP records with an average Home Safety Score of B (83/100) across 87 scored records.
45 of 89 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 1 health-based violation appear in the available health breakdown.
← Back to California Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.