ZIP Codes with Highest Flood Risk in Pennsylvania

Out of 1,596 ZIP codes with data in Pennsylvania, these are the highest-ranked areas for historical nfip claims. See also: National ZIP Codes with the Most Historical NFIP Claims | All Pennsylvania Rankings

Statistic	Value
ZIP codes ranked	1,596
Highest value	1,423 claims
Median value	11 claims
State	Pennsylvania

Top 100 Worst ZIP Codes

Rank	ZIP Code	City	State	Historical NFIP Claims	Safety Score
1	17815	Bloomsburg	PA	1,423 claims	—
2	17110	Harrisburg	PA	1,422 claims	64/100
3	17701	Williamsport	PA	1,186 claims	50/100
4	19067	Morrisville	PA	999 claims	33/100
5	17057	Middletown	PA	918 claims	49/100
6	19403	Norristown	PA	811 claims	33/100
7	18702	Wilkes Barre	PA	758 claims	—
8	17847	Milton	PA	707 claims	—
9	17756	Muncy	PA	653 claims	50/100
10	17870	Selinsgrove	PA	627 claims	—
11	17104	Harrisburg	PA	623 claims	64/100
12	18643	Pittston	PA	623 claims	—
13	19153	Philadelphia	PA	608 claims	72/100
14	17728	Cogan Station	PA	575 claims	51/100
15	18655	Shickshinny	PA	568 claims	—
16	19023	Darby	PA	566 claims	40/100
17	18938	New Hope	PA	532 claims	33/100
18	18509	Scranton	PA	506 claims	50/100
19	19015	Brookhaven	PA	500 claims	40/100
20	15522	Bedford	PA	499 claims	—
21	17740	Jersey Shore	PA	470 claims	50/100
22	19335	Downingtown	PA	467 claims	33/100
23	18657	Tunkhannock	PA	461 claims	49/100
24	19047	Langhorne	PA	443 claims	40/100
25	18042	Easton	PA	424 claims	67/100
26	17837	Lewisburg	PA	413 claims	—
27	17070	New Cumberland	PA	408 claims	48/100
28	18704	Kingston	PA	407 claims	—
29	16117	Ellwood City	PA	401 claims	55/100
30	16648	Hollidaysburg	PA	383 claims	52/100
31	19002	Ambler	PA	382 claims	33/100
32	17042	Lebanon	PA	376 claims	37/100
33	17754	Montoursville	PA	371 claims	33/100
34	15209	Pittsburgh	PA	370 claims	46/100
35	18977	Washington Crossing	PA	365 claims	36/100
36	17020	Duncannon	PA	362 claims	—
37	19082	Upper Darby	PA	361 claims	40/100
38	15223	Pittsburgh	PA	358 claims	47/100
39	19040	Hatboro	PA	356 claims	33/100
40	19460	Phoenixville	PA	348 claims	33/100
41	17751	Mill Hall	PA	347 claims	—
42	17111	Harrisburg	PA	339 claims	47/100
43	18634	Nanticoke	PA	336 claims	—
44	19426	Collegeville	PA	330 claims	33/100
45	17018	Dauphin	PA	303 claims	—
46	17011	Camp Hill	PA	300 claims	47/100
47	17963	Pine Grove	PA	298 claims	—
48	19006	Huntingdon Valley	PA	298 claims	33/100
49	19020	Bensalem	PA	294 claims	34/100
50	19034	Fort Washington	PA	285 claims	33/100
51	15658	Ligonier	PA	284 claims	—
52	16033	Evans City	PA	277 claims	—
53	18640	Pittston	PA	269 claims	—
54	17602	Lancaster	PA	268 claims	48/100
55	15801	Du Bois	PA	266 claims	—
56	17745	Lock Haven	PA	266 claims	—
57	19464	Pottstown	PA	265 claims	47/100
58	17055	Mechanicsburg	PA	261 claims	44/100
59	18508	Scranton	PA	257 claims	50/100
60	18630	Meshoppen	PA	256 claims	—
61	17857	Northumberland	PA	255 claims	—
62	18972	Upper Black Eddy	PA	252 claims	—
63	19382	West Chester	PA	252 claims	33/100
64	17034	Highspire	PA	251 claims	—
65	18013	Bangor	PA	244 claims	57/100
66	18040	Easton	PA	239 claims	67/100
67	19428	Conshohocken	PA	237 claims	39/100
68	15301	Washington	PA	232 claims	78/100
69	19087	Wayne	PA	232 claims	40/100
70	15017	Bridgeville	PA	227 claims	58/100
71	16301	Oil City	PA	225 claims	—
72	17545	Manheim	PA	225 claims	35/100
73	17859	Orangeville	PA	225 claims	—
74	19380	West Chester	PA	223 claims	33/100
75	15853	Ridgway	PA	218 claims	67/100
76	15905	Johnstown	PA	216 claims	67/100
77	19465	Pottstown	PA	212 claims	—
78	17036	Hummelstown	PA	211 claims	49/100
79	17801	Sunbury	PA	211 claims	—
80	16652	Huntingdon	PA	207 claims	—
81	17316	East Berlin	PA	205 claims	—
82	17889	Winfield	PA	204 claims	—
83	15601	Greensburg	PA	203 claims	60/100
84	15701	Indiana	PA	200 claims	54/100
85	18615	Falls	PA	200 claims	—
86	19053	Feasterville Trevose	PA	199 claims	33/100
87	15116	Glenshaw	PA	197 claims	56/100
88	19013	Chester	PA	193 claims	40/100
89	19473	Schwenksville	PA	193 claims	48/100
90	17050	Mechanicsburg	PA	188 claims	47/100
91	19401	Norristown	PA	187 claims	39/100
92	19405	Bridgeport	PA	187 claims	39/100
93	17003	Annville	PA	186 claims	47/100
94	17046	Lebanon	PA	186 claims	59/100
95	17368	Wrightsville	PA	186 claims	62/100
96	18103	Allentown	PA	183 claims	41/100
97	19038	Glenside	PA	183 claims	40/100
98	19127	Philadelphia	PA	183 claims	82/100
99	17044	Lewistown	PA	181 claims	—
100	17113	Harrisburg	PA	176 claims	66/100

Methodology

This ranking uses historical FEMA National Flood Insurance Program claim records. The entity is not a complete inventory of properties, flood events, uninsured losses, or current FEMA map designations. ZIPs without claim evidence are unknown and are not ranked as zero or low risk.

Data sources: EPA Safe Drinking Water Information System (SDWIS), FEMA National Flood Insurance Program, EPA radon zone maps, EIA electricity rates, and Consumer Confidence Reports. Last updated: 2026-08-31.

Frequently Asked Questions

What does this ranking show?

It shows historical NFIP claim counts for ZIP records where FEMA claim evidence is available. It does not determine the current flood zone or risk of a specific property.

Where does the claim data come from?

The records come from FEMA National Flood Insurance Program claims. They do not include a complete inventory of uninsured losses or current property-map designations.

ZIP Codes with Highest Flood Risk in Pennsylvania — ...

Top 100 Worst ZIP Codes

Methodology

Frequently Asked Questions

What does this ranking show?

Where does the claim data come from?

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