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2026 Rankings

Louisville Home Safety Rankings - 211 ZIPs

Explore rankings under Home Safety Score model 4.0.0. Only ZIPs with all four required inputs are ranked; missing evidence is not imputed or reweighted.

Louisville (Kentucky, Indiana) includes 211 tracked ZIP codes and 69 mapped community water systems; confirm service for a specific address. Below are the water quality rankings for metro ZIPs with all required inputs.

Average Home Safety Grade: C (56/100)

Grade ZIP Codes %
A 0 0%
B 9 13%
C 11 16%
D 49 71%
F 0 0%

Top 10 ZIP Codes by Home Safety Score

Rank ZIP City Score Grade
1 40040 Mackville 83 B
2 40077 Westport 83 B
3 40121 Fort Knox 83 B
4 47129 Clarksville 83 B
5 40078 Willisburg 82 B
6 47150 New Albany 82 B
7 40069 Springfield 81 B
8 40160 Radcliff 80 B
9 40175 Vine Grove 77 B
10 40010 Buckner 67 C

10 Riskiest ZIP Codes

Rank ZIP City Score Grade Risk Factor
1 47111 Charlestown 41 D 26 violations
2 47141 Marysville 42 D 23 violations
3 47143 Memphis 46 D 7 violations
4 47177 Underwood 48 D 5 violations
5 47163 Otisco 49 D 3 violation(s)
6 47126 Henryville 49 D 3 violation(s)
7 40150 Lebanon Junction 49 D 2 violation(s)
8 40299 Louisville 50 D —
9 40291 Louisville 50 D —
10 40280 Louisville 50 D —

Most Common Contaminant Violations

Contaminant Violations ZIPs Affected
Surface Water Treatment Rule 67 40
Consumer Confidence Report Rule 57 31
Stage 1 DBP Rule 55 30
Total Trihalomethanes (TTHM) 37 17
Chlorite 34 9
Stage 2 DBP Rule 34 22
Haloacetic Acids (HAA5) 19 14
Groundwater Rule 18 9

Lead Risk

  • Average of reported 90th-percentile lead results: 0.0026 mg/L (below EPA action level)
  • 0 of 145 ZIP codes with known status exceed EPA lead action level
  • 17% of housing built before 1950
  • 39% of housing built before 1970

Cities in This Metro

...and 103 more cities

All 211 ZIP Codes Ranked

View complete ranking
Rank ZIP City Score Grade Violations
1 40040 Mackville 83 B 0
2 40077 Westport 83 B 0
3 40121 Fort Knox 83 B 0
4 47129 Clarksville 83 B 0
5 40078 Willisburg 82 B 2
6 47150 New Albany 82 B 3
7 40069 Springfield 81 B 6
8 40160 Radcliff 80 B 3
9 40175 Vine Grove 77 B 6
10 40010 Buckner 67 C 0
11 40014 Crestwood 67 C 0
12 40026 Goshen 67 C 0
13 40031 La Grange 67 C 0
14 40056 Pewee Valley 67 C 0
15 47130 Jeffersonville 67 C 0
16 47124 Greenville 66 C 3
17 47119 Floyds Knobs 63 C 6
18 47106 Borden 62 C 8
19 47172 Sellersburg 62 C 8
20 47122 Georgetown 55 C 11
21 40023 Fisherville 50 D 0
22 40025 Glenview 50 D 0
23 40041 Masonic Home 50 D 0
24 40047 Mount Washington 50 D 0
25 40059 Prospect 50 D 0
26 40071 Taylorsville 50 D 1
27 40109 Brooks 50 D 0
28 40110 Clermont 50 D 0
29 40118 Fairdale 50 D 0
30 40165 Shepherdsville 50 D 1
31 40202 Louisville 50 D 0
32 40203 Louisville 50 D 0
33 40204 Louisville 50 D 0
34 40205 Louisville 50 D 0
35 40206 Louisville 50 D 0
36 40207 Louisville 50 D 0
37 40208 Louisville 50 D 0
38 40209 Louisville 50 D 0
39 40210 Louisville 50 D 0
40 40211 Louisville 50 D 0
41 40212 Louisville 50 D 0
42 40213 Louisville 50 D 0
43 40214 Louisville 50 D 0
44 40215 Louisville 50 D 0
45 40216 Louisville 50 D 0
46 40217 Louisville 50 D 0
47 40218 Louisville 50 D 0
48 40219 Louisville 50 D 0
49 40220 Louisville 50 D 0
50 40222 Louisville 50 D 0
51 40223 Louisville 50 D 0
52 40228 Louisville 50 D 0
53 40229 Louisville 50 D 0
54 40241 Louisville 50 D 0
55 40242 Louisville 50 D 0
56 40243 Louisville 50 D 0
57 40245 Louisville 50 D 0
58 40258 Louisville 50 D 0
59 40272 Louisville 50 D 0
60 40280 Louisville 50 D 0
61 40291 Louisville 50 D 0
62 40299 Louisville 50 D 0
63 40150 Lebanon Junction 49 D 2
64 47126 Henryville 49 D 3
65 47163 Otisco 49 D 3
66 47177 Underwood 48 D 5
67 47143 Memphis 46 D 7
68 47141 Marysville 42 D 23
69 47111 Charlestown 41 D 26
70 40003 Bagdad — — 1
71 40004 Bardstown — — 8
72 40006 Bedford — — 1
73 40008 Bloomfield — — 9
74 40009 Bradfordsville — — 0
75 40011 Campbellsburg — — 1
76 40012 Chaplin — — 7
77 40013 Coxs Creek — — 3
78 40019 Eminence — — 1
79 40020 Fairfield — — 0
80 40022 Finchville — — 0
81 40033 Lebanon — — 1
82 40036 Lockport — — 0
83 40037 Loretto — — 8
84 40045 Milton — — 1
85 40046 Mount Eden — — 3
86 40049 Nerinx — — —
87 40050 New Castle — — 0
88 40051 New Haven — — 11
89 40052 New Hope — — 3
90 40055 Pendleton — — 1
91 40057 Pleasureville — — 1
92 40060 Raywick — — 0
93 40061 Saint Catharine — — —
94 40062 Saint Francis — — 0
95 40063 Saint Mary — — —
96 40065 Shelbyville — — 1
97 40067 Simpsonville — — 0
98 40068 Smithfield — — 1
99 40070 Sulphur — — 0
100 40075 Turners Station — — 0
101 40076 Waddy — — 1
102 40104 Battletown — — 3
103 40107 Boston — — 5
104 40108 Brandenburg — — 3
105 40111 Cloverport — — 1
106 40115 Custer — — 0
107 40117 Ekron — — 3
108 40119 Falls Of Rough — — 2
109 40140 Garfield — — 0
110 40142 Guston — — 3
111 40143 Hardinsburg — — 2
112 40144 Harned — — 0
113 40145 Hudson — — 1
114 40146 Irvington — — 3
115 40152 Mc Daniels — — 1
116 40155 Muldraugh — — 0
117 40157 Payneville — — 3
118 40161 Rhodelia — — 3
119 40162 Rineyville — — 6
120 40170 Stephensport — — 0
121 40171 Union Star — — 0
122 40176 Webster — — 3
123 40177 West Point — — 0
124 40178 Westview — — 0
125 47102 Austin — — 13
126 47108 Campbellsburg — — 24
127 47110 Central — — —
128 47112 Corydon — — 10
129 47114 Crandall — — 2
130 47115 Depauw — — 3
131 47116 Eckerty — — 14
132 47117 Elizabeth — — 9
133 47118 English — — 14
134 47120 Fredericksburg — — 4
135 47123 Grantsburg — — —
136 47125 Hardinsburg — — —
137 47135 Laconia — — 8
138 47136 Lanesville — — 9
139 47137 Leavenworth — — —
140 47138 Lexington — — —
141 47140 Marengo — — 1
142 47142 Mauckport — — —
143 47145 Milltown — — 1
144 47147 Nabb — — 23
145 47160 New Middletown — — —
146 47161 New Salisbury — — 3
147 47162 New Washington — — 23
148 47164 Palmyra — — 6
149 47165 Pekin — — 6
150 47166 Ramsey — — 2
151 47167 Salem — — 32
152 47170 Scottsburg — — 2
153 47174 Sulphur — — —
154 47175 Taswell — — 14

Data Sources

  • Water quality: EPA SDWIS
  • Housing: U.S. Census Bureau American Community Survey
  • Flood: FEMA NFIP
  • Flood scope: historical NFIP claim records and claim-rated-zone evidence; this is not current property-map coverage.

Reporting periods vary by source; the page metadata identifies this materialization.

Methodology
Model 4.0.0 averages SDWIS water compliance and UCMR5 PFAS within drinking water, then averages drinking water, county radon, and annual AQI as three equal domains. All four inputs are required. Score methodology → · Rankings methodology →
Disclaimer: Scores are based on EPA SDWIS reported data and are not a guarantee of current water safety. Water quality can change. For the most current information, contact your local water utility or request a Consumer Confidence Report.

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How to cite this page

APA ZipCheckup. (2026). Louisville Home Safety Rankings - 211 ZIPs. https://zipcheckup.com/rankings/metro/louisville/
BibTeX 
@misc{zipcheckup-rankings-metro-louisville,
  author = {{ZipCheckup}},
  title  = {{Louisville Home Safety Rankings - 211 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/louisville/}
}

Page version: October 2026.

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