Virginia Cities Ranked by Indoor Radon Levels

Measured averages from Airthings devices across Virginia, USA. Action level: 4 pCi/L — the threshold at which remediation is recommended.

Dayton has the highest measured indoor radon in Virginia at 14.8 pCi/L, based on Airthings measurements across 185 cities.

Updated September 28, 2026

Highest city

14.8pCi/L

Dayton

Virginia city average

2.6pCi/L

across 185 cities

Above action level

23/ 185

cities

Virginia Cities Ranked by Indoor Radon Levels
#	Location	Avg level	vs action level
1	Dayton	14.8 pCi/L	3.7× over
2	Gate City	9.9 pCi/L	2.5× over
3	Dublin	7.4 pCi/L	1.8× over
4	Winchester	6.9 pCi/L	1.7× over
5	Vinton	6.5 pCi/L	1.6× over
6	Dahlgren	6.3 pCi/L	1.6× over
7	Union Hall	5.3 pCi/L	1.3× over
8	Manassas Park	5.2 pCi/L	1.3× over
9	Abingdon	5.1 pCi/L	1.3× over
10	Pearisburg	5.1 pCi/L	1.3× over
11	Bridgewater	4.8 pCi/L	1.2× over
12	Laurel	4.8 pCi/L	1.2× over
13	Christiansburg	4.7 pCi/L	1.2× over
14	Nokesville	4.7 pCi/L	1.2× over
15	Shenandoah Farms	4.5 pCi/L	1.1× over
16	Lakeside	4.5 pCi/L	1.1× over
17	Staunton	4.5 pCi/L	1.1× over
18	Bull Run Mountain Estates	4.4 pCi/L	1.1× over
19	Madison Heights	4.4 pCi/L	1.1× over
20	Falmouth	4.3 pCi/L	1.1× over
21	Marshall	4.2 pCi/L	1.1× over
22	Shawnee Land	4.1 pCi/L	1.0× over
23	Spotsylvania	4.1 pCi/L	1.0× over
✓ Below EPA action level (4 pCi/L)
24	Front Royal	4.0 pCi/L	1.0× under
25	Stephens City	4.0 pCi/L	1.0× under
26	Louisa	4.0 pCi/L	1.0× under
27	Lexington	3.9 pCi/L	1.0× under
28	Massanutten	3.7 pCi/L	0.9× under
29	Middletown	3.7 pCi/L	0.9× under
30	Prices Fork	3.6 pCi/L	0.9× under
31	South Riding	3.6 pCi/L	0.9× under
32	Bon Air	3.5 pCi/L	0.9× under
33	Daleville	3.5 pCi/L	0.9× under
34	Woodbridge	3.4 pCi/L	0.8× under
35	Motley	3.4 pCi/L	0.8× under
36	North Shore	3.4 pCi/L	0.8× under
37	Buckhall	3.3 pCi/L	0.8× under
38	Cherry Hill	3.3 pCi/L	0.8× under
39	Culpeper	3.3 pCi/L	0.8× under
40	Waynesboro	3.1 pCi/L	0.8× under
41	Tuckahoe	3.1 pCi/L	0.8× under
42	Brambleton	3.1 pCi/L	0.8× under
43	Narrows	3.1 pCi/L	0.8× under
44	Cana	3.0 pCi/L	0.8× under
45	Chesterfield	3.0 pCi/L	0.8× under
46	Purcellville	3.0 pCi/L	0.7× under
47	Stafford	3.0 pCi/L	0.7× under
48	Sudley	2.9 pCi/L	0.7× under
49	Blacksburg	2.9 pCi/L	0.7× under
50	Mount Hermon	2.8 pCi/L	0.7× under
51	Washington	2.8 pCi/L	0.7× under
52	Bull Run	2.8 pCi/L	0.7× under
53	McLean	2.8 pCi/L	0.7× under
54	Dunn Loring	2.8 pCi/L	0.7× under
55	Spotsylvania Courthouse	2.8 pCi/L	0.7× under
56	Countryside	2.8 pCi/L	0.7× under
57	Hollins	2.8 pCi/L	0.7× under
58	Short Pump	2.7 pCi/L	0.7× under
59	Rocky Mount	2.7 pCi/L	0.7× under
60	Linton Hall	2.7 pCi/L	0.7× under
61	New Kent	2.7 pCi/L	0.7× under
62	King George	2.7 pCi/L	0.7× under
63	Lorton	2.7 pCi/L	0.7× under
64	Haymarket	2.7 pCi/L	0.7× under
65	Passapatanzy	2.6 pCi/L	0.7× under
66	Bowling Green	2.6 pCi/L	0.7× under
67	Chesterfield Court House	2.6 pCi/L	0.7× under
68	East Lexington	2.6 pCi/L	0.7× under
69	Lake Ridge	2.6 pCi/L	0.7× under
70	Ashburn	2.6 pCi/L	0.6× under
71	New Baltimore	2.6 pCi/L	0.6× under
72	Kings Park	2.6 pCi/L	0.6× under
73	Bealeton	2.5 pCi/L	0.6× under
74	Oakton	2.5 pCi/L	0.6× under
75	Fairfax Station	2.5 pCi/L	0.6× under
76	Orange	2.5 pCi/L	0.6× under
77	Vienna	2.5 pCi/L	0.6× under
78	Franconia	2.5 pCi/L	0.6× under
79	Manassas	2.5 pCi/L	0.6× under
80	Blue Ridge	2.4 pCi/L	0.6× under
81	Brandermill	2.4 pCi/L	0.6× under
82	Lynchburg	2.4 pCi/L	0.6× under
83	Massanetta Springs	2.4 pCi/L	0.6× under
84	Merrimac	2.4 pCi/L	0.6× under
85	Roanoke	2.4 pCi/L	0.6× under
86	West Lynchburg	2.4 pCi/L	0.6× under
87	Forest	2.4 pCi/L	0.6× under
88	Warrenton	2.4 pCi/L	0.6× under
89	Hollymead	2.4 pCi/L	0.6× under
90	Leesburg	2.4 pCi/L	0.6× under
91	Buckingham	2.4 pCi/L	0.6× under
92	Salem	2.4 pCi/L	0.6× under
93	North Springfield	2.3 pCi/L	0.6× under
94	Nellysford	2.3 pCi/L	0.6× under
95	Floris	2.3 pCi/L	0.6× under
96	Lovettsville	2.2 pCi/L	0.6× under
97	Powhatan	2.2 pCi/L	0.6× under
98	Berryville	2.2 pCi/L	0.6× under
99	Great Falls	2.2 pCi/L	0.6× under
100	Timberlake	2.2 pCi/L	0.6× under
101	Sterling	2.2 pCi/L	0.5× under
102	Richmond	2.2 pCi/L	0.5× under
103	Wolf Trap	2.2 pCi/L	0.5× under
104	Broadlands	2.2 pCi/L	0.5× under
105	Chantilly	2.2 pCi/L	0.5× under
106	Radford	2.1 pCi/L	0.5× under
107	Ashland	2.1 pCi/L	0.5× under
108	Pimmit Hills	2.1 pCi/L	0.5× under
109	Fredericksburg	2.1 pCi/L	0.5× under
110	Williamsburg	2.1 pCi/L	0.5× under
111	Montclair	2.1 pCi/L	0.5× under
112	Seven Corners	2.1 pCi/L	0.5× under
113	University Center	2.1 pCi/L	0.5× under
114	Aquia Harbour	2.1 pCi/L	0.5× under
115	Harrisonburg	2.0 pCi/L	0.5× under
116	Crozet	2.0 pCi/L	0.5× under
117	Yorkshire	2.0 pCi/L	0.5× under
118	Dale City	2.0 pCi/L	0.5× under
119	Goochland	2.0 pCi/L	0.5× under
120	Ravensworth	2.0 pCi/L	0.5× under
121	West Springfield	2.0 pCi/L	0.5× under
122	Lake Monticello	2.0 pCi/L	0.5× under
123	Burke	1.9 pCi/L	0.5× under
124	Charlottesville	1.9 pCi/L	0.5× under
125	Falls Church	1.9 pCi/L	0.5× under
126	Gainesville	1.9 pCi/L	0.5× under
127	Woodlake	1.9 pCi/L	0.5× under
128	Lincolnia	1.9 pCi/L	0.5× under
129	Hybla Valley	1.9 pCi/L	0.5× under
130	Jefferson	1.9 pCi/L	0.5× under
131	Gordonsville	1.9 pCi/L	0.5× under
132	Mantua	1.9 pCi/L	0.5× under
133	Sugarland Run	1.9 pCi/L	0.5× under
134	Centreville	1.9 pCi/L	0.5× under
135	Greenbriar	1.9 pCi/L	0.5× under
136	Reston	1.8 pCi/L	0.5× under
137	Lake Barcroft	1.8 pCi/L	0.5× under
138	Fort Hunt	1.8 pCi/L	0.5× under
139	Appomattox	1.8 pCi/L	0.5× under
140	Wyndham	1.8 pCi/L	0.4× under
141	Apple Mountain Lake	1.8 pCi/L	0.4× under
142	Arlington	1.8 pCi/L	0.4× under
143	Cave Spring	1.7 pCi/L	0.4× under
144	Idylwood	1.7 pCi/L	0.4× under
145	Merrifield	1.7 pCi/L	0.4× under
146	Newington	1.7 pCi/L	0.4× under
147	Mechanicsville	1.7 pCi/L	0.4× under
148	Ruckersville	1.7 pCi/L	0.4× under
149	Bracey	1.6 pCi/L	0.4× under
150	Dranesville	1.6 pCi/L	0.4× under
151	Mount Vernon	1.6 pCi/L	0.4× under
152	Stanardsville	1.6 pCi/L	0.4× under
153	Concord	1.6 pCi/L	0.4× under
154	Kilmarnock	1.6 pCi/L	0.4× under
155	Independent Hill	1.6 pCi/L	0.4× under
156	Belmont	1.6 pCi/L	0.4× under
157	Tysons Corner	1.5 pCi/L	0.4× under
158	Fairfax	1.5 pCi/L	0.4× under
159	Glen Allen	1.5 pCi/L	0.4× under
160	Oak Grove	1.5 pCi/L	0.4× under
161	Herndon	1.5 pCi/L	0.4× under
162	Chamberlayne	1.5 pCi/L	0.4× under
163	Annandale	1.5 pCi/L	0.4× under
164	Huntington	1.5 pCi/L	0.4× under
165	Lowes Island	1.5 pCi/L	0.4× under
166	Chester	1.4 pCi/L	0.4× under
167	Oak Hill	1.4 pCi/L	0.3× under
168	Springfield	1.4 pCi/L	0.3× under
169	Dumbarton	1.4 pCi/L	0.3× under
170	Groveton	1.3 pCi/L	0.3× under
171	Alexandria	1.3 pCi/L	0.3× under
172	Belle Haven	1.3 pCi/L	0.3× under
173	Strasburg	1.1 pCi/L	0.3× under
174	Baileys Crossroads	1.0 pCi/L	0.3× under
175	Rose Hill	0.9 pCi/L	0.2× under
176	Yorktown	0.8 pCi/L	0.2× under
177	Chesapeake	0.8 pCi/L	0.2× under
178	Hampton	0.7 pCi/L	0.2× under
179	Cedar Bluff	0.7 pCi/L	0.2× under
180	Hanover	0.7 pCi/L	0.2× under
181	Montrose	0.6 pCi/L	0.2× under
182	Virginia Beach	0.6 pCi/L	0.1× under
183	Newport News	0.5 pCi/L	0.1× under
184	Norfolk	0.4 pCi/L	0.1× under
185	Portsmouth Heights	0.3 pCi/L	0.1× under

See USA cities ranked by radon level See all States ranked by radon level