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 13.4 pCi/L, based on Airthings measurements across 188 cities.

Updated October 25, 2026

Highest city

13.4pCi/L

Dayton

Virginia city average

2.6pCi/L

across 188 cities

Above action level

24/ 188

cities

Virginia Cities Ranked by Indoor Radon Levels
#	Location	Avg level	vs action level
1	Dayton	13.4 pCi/L	3.4× over
2	Gate City	9.9 pCi/L	2.5× over
3	Winchester	6.8 pCi/L	1.7× over
4	Dublin	6.6 pCi/L	1.6× over
5	Vinton	6.5 pCi/L	1.6× over
6	Dahlgren	5.9 pCi/L	1.5× over
7	Union Hall	5.4 pCi/L	1.4× 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	Shawnee Land	4.8 pCi/L	1.2× over
13	Christiansburg	4.8 pCi/L	1.2× over
14	Laurel	4.8 pCi/L	1.2× over
15	Lakeside	4.5 pCi/L	1.1× over
16	Nokesville	4.5 pCi/L	1.1× over
17	Staunton	4.5 pCi/L	1.1× over
18	Falmouth	4.4 pCi/L	1.1× over
19	Bull Run Mountain Estates	4.4 pCi/L	1.1× over
20	Madison Heights	4.4 pCi/L	1.1× over
21	Amelia Court House	4.2 pCi/L	1.1× over
22	Marshall	4.1 pCi/L	1.0× over
23	Spotsylvania	4.1 pCi/L	1.0× over
24	Stephens City	4.0 pCi/L	1.0× over
✓ Below EPA action level (4 pCi/L)
25	Louisa	4.0 pCi/L	1.0× under
26	Front Royal	3.9 pCi/L	1.0× under
27	Lexington	3.9 pCi/L	1.0× under
28	Berryville	3.8 pCi/L	0.9× under
29	Shenandoah Farms	3.8 pCi/L	0.9× under
30	Massanutten	3.7 pCi/L	0.9× under
31	Middletown	3.7 pCi/L	0.9× under
32	Prices Fork	3.6 pCi/L	0.9× under
33	South Riding	3.6 pCi/L	0.9× under
34	Bon Air	3.5 pCi/L	0.9× under
35	Daleville	3.5 pCi/L	0.9× under
36	Woodbridge	3.4 pCi/L	0.8× under
37	Motley	3.4 pCi/L	0.8× under
38	Buckhall	3.3 pCi/L	0.8× under
39	Cherry Hill	3.3 pCi/L	0.8× under
40	Culpeper	3.3 pCi/L	0.8× under
41	North Shore	3.3 pCi/L	0.8× under
42	Chesterfield	3.2 pCi/L	0.8× under
43	Waynesboro	3.2 pCi/L	0.8× under
44	Tuckahoe	3.1 pCi/L	0.8× under
45	Brambleton	3.1 pCi/L	0.8× under
46	Narrows	3.1 pCi/L	0.8× under
47	Cana	3.0 pCi/L	0.8× under
48	Purcellville	3.0 pCi/L	0.7× under
49	Sudley	2.9 pCi/L	0.7× under
50	Blacksburg	2.9 pCi/L	0.7× under
51	Stafford	2.9 pCi/L	0.7× under
52	McLean	2.8 pCi/L	0.7× under
53	Mount Hermon	2.8 pCi/L	0.7× under
54	Bull Run	2.8 pCi/L	0.7× under
55	Madison	2.8 pCi/L	0.7× under
56	Dunn Loring	2.8 pCi/L	0.7× under
57	Spotsylvania Courthouse	2.8 pCi/L	0.7× under
58	Hollins	2.8 pCi/L	0.7× under
59	Washington	2.8 pCi/L	0.7× under
60	Rocky Mount	2.7 pCi/L	0.7× under
61	Short Pump	2.7 pCi/L	0.7× under
62	New Kent	2.7 pCi/L	0.7× under
63	Countryside	2.7 pCi/L	0.7× under
64	Haymarket	2.7 pCi/L	0.7× under
65	King George	2.7 pCi/L	0.7× under
66	Linton Hall	2.6 pCi/L	0.7× under
67	Lorton	2.6 pCi/L	0.7× under
68	Passapatanzy	2.6 pCi/L	0.7× under
69	Ashburn	2.6 pCi/L	0.7× under
70	Bowling Green	2.6 pCi/L	0.7× under
71	Chesterfield Court House	2.6 pCi/L	0.7× under
72	East Lexington	2.6 pCi/L	0.7× under
73	Oakton	2.6 pCi/L	0.7× under
74	Kings Park	2.6 pCi/L	0.6× under
75	Lake Ridge	2.5 pCi/L	0.6× under
76	New Baltimore	2.5 pCi/L	0.6× under
77	Bealeton	2.5 pCi/L	0.6× under
78	Fairfax Station	2.5 pCi/L	0.6× under
79	Orange	2.5 pCi/L	0.6× under
80	Vienna	2.5 pCi/L	0.6× under
81	Buckingham	2.4 pCi/L	0.6× under
82	Manassas	2.4 pCi/L	0.6× under
83	Nellysford	2.4 pCi/L	0.6× under
84	Blue Ridge	2.4 pCi/L	0.6× under
85	Lynchburg	2.4 pCi/L	0.6× under
86	Massanetta Springs	2.4 pCi/L	0.6× under
87	Merrimac	2.4 pCi/L	0.6× under
88	Roanoke	2.4 pCi/L	0.6× under
89	Brandermill	2.4 pCi/L	0.6× under
90	Forest	2.4 pCi/L	0.6× under
91	Warrenton	2.4 pCi/L	0.6× under
92	West Lynchburg	2.4 pCi/L	0.6× under
93	Hollymead	2.4 pCi/L	0.6× under
94	Salem	2.4 pCi/L	0.6× under
95	University Center	2.4 pCi/L	0.6× under
96	Leesburg	2.4 pCi/L	0.6× under
97	Franconia	2.3 pCi/L	0.6× under
98	Floris	2.3 pCi/L	0.6× under
99	North Springfield	2.3 pCi/L	0.6× under
100	Great Falls	2.3 pCi/L	0.6× under
101	Lovettsville	2.2 pCi/L	0.6× under
102	Powhatan	2.2 pCi/L	0.6× under
103	Timberlake	2.2 pCi/L	0.6× under
104	Sterling	2.2 pCi/L	0.5× under
105	Chantilly	2.2 pCi/L	0.5× under
106	Richmond	2.2 pCi/L	0.5× under
107	Broadlands	2.1 pCi/L	0.5× under
108	Radford	2.1 pCi/L	0.5× under
109	Wolf Trap	2.1 pCi/L	0.5× under
110	Fredericksburg	2.1 pCi/L	0.5× under
111	Pimmit Hills	2.1 pCi/L	0.5× under
112	Montclair	2.1 pCi/L	0.5× under
113	Williamsburg	2.1 pCi/L	0.5× under
114	Crozet	2.1 pCi/L	0.5× under
115	Harrisonburg	2.1 pCi/L	0.5× under
116	Kilmarnock	2.1 pCi/L	0.5× under
117	Seven Corners	2.1 pCi/L	0.5× under
118	Aquia Harbour	2.0 pCi/L	0.5× under
119	Dale City	2.0 pCi/L	0.5× under
120	Goochland	2.0 pCi/L	0.5× under
121	Ashland	2.0 pCi/L	0.5× under
122	Ravensworth	2.0 pCi/L	0.5× under
123	Woodlake	2.0 pCi/L	0.5× under
124	West Springfield	2.0 pCi/L	0.5× under
125	Burke	2.0 pCi/L	0.5× under
126	Lake Monticello	2.0 pCi/L	0.5× under
127	Charlottesville	2.0 pCi/L	0.5× under
128	Gainesville	1.9 pCi/L	0.5× under
129	Falls Church	1.9 pCi/L	0.5× under
130	Mantua	1.9 pCi/L	0.5× under
131	Hybla Valley	1.9 pCi/L	0.5× under
132	Jefferson	1.9 pCi/L	0.5× under
133	Gordonsville	1.9 pCi/L	0.5× under
134	Lincolnia	1.9 pCi/L	0.5× under
135	Centreville	1.9 pCi/L	0.5× under
136	Greenbriar	1.9 pCi/L	0.5× under
137	Reston	1.8 pCi/L	0.5× under
138	Lake Barcroft	1.8 pCi/L	0.5× under
139	Fort Hunt	1.8 pCi/L	0.5× under
140	Appomattox	1.8 pCi/L	0.5× under
141	Yorkshire	1.8 pCi/L	0.5× under
142	Sugarland Run	1.8 pCi/L	0.4× under
143	Apple Mountain Lake	1.8 pCi/L	0.4× under
144	Arlington	1.8 pCi/L	0.4× under
145	Merrifield	1.7 pCi/L	0.4× under
146	Wyndham	1.7 pCi/L	0.4× under
147	Cave Spring	1.7 pCi/L	0.4× under
148	Idylwood	1.7 pCi/L	0.4× under
149	Ruckersville	1.7 pCi/L	0.4× under
150	Newington	1.7 pCi/L	0.4× under
151	Mechanicsville	1.7 pCi/L	0.4× under
152	Dranesville	1.6 pCi/L	0.4× under
153	Mount Vernon	1.6 pCi/L	0.4× under
154	Stanardsville	1.6 pCi/L	0.4× under
155	Belmont	1.6 pCi/L	0.4× under
156	Concord	1.6 pCi/L	0.4× under
157	Independent Hill	1.6 pCi/L	0.4× under
158	Tysons Corner	1.5 pCi/L	0.4× under
159	Fairfax	1.5 pCi/L	0.4× under
160	Glen Allen	1.5 pCi/L	0.4× under
161	Oak Grove	1.5 pCi/L	0.4× under
162	Bracey	1.5 pCi/L	0.4× under
163	Herndon	1.5 pCi/L	0.4× under
164	Enon	1.5 pCi/L	0.4× under
165	Annandale	1.5 pCi/L	0.4× under
166	Huntington	1.5 pCi/L	0.4× under
167	Lowes Island	1.5 pCi/L	0.4× under
168	Chester	1.4 pCi/L	0.4× under
169	Oak Hill	1.4 pCi/L	0.4× under
170	Chamberlayne	1.4 pCi/L	0.4× under
171	Springfield	1.4 pCi/L	0.4× under
172	Dumbarton	1.4 pCi/L	0.3× under
173	Groveton	1.3 pCi/L	0.3× under
174	Alexandria	1.3 pCi/L	0.3× under
175	Belle Haven	1.3 pCi/L	0.3× under
176	Strasburg	1.1 pCi/L	0.3× under
177	Baileys Crossroads	1.0 pCi/L	0.3× under
178	Rose Hill	0.9 pCi/L	0.2× under
179	Yorktown	0.8 pCi/L	0.2× under
180	Chesapeake	0.8 pCi/L	0.2× under
181	Hampton	0.7 pCi/L	0.2× under
182	Cedar Bluff	0.7 pCi/L	0.2× under
183	Hanover	0.7 pCi/L	0.2× under
184	Montrose	0.6 pCi/L	0.2× under
185	Virginia Beach	0.6 pCi/L	0.1× under
186	Newport News	0.5 pCi/L	0.1× under
187	Norfolk	0.4 pCi/L	0.1× under
188	Portsmouth Heights	0.3 pCi/L	0.1× under

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