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Radon Levels in Page County, Virginia

EPA puts Page County in Zone 1, its highest radon zone, and 38.3% of its 141 reported radon tests (2008 to 2017, laboratory totals) were at or above 4 pCi/L. Homes with elevated levels occur in all three zones, so only a test measures yours.

Data checked By Radon411Methodology

  • Share at 4+ pCi/L

    38.3%

    7.9 pts above VA

    Page
    38.3%
    Virginia
    30.4%

    141 tests, 2008 to 2017

  • Median result

    3.3pCi/L

    Below action level

    Page
    3.3 pCi/L
    EPA
    4.0 pCi/L

    Midpoint of the tests, 2008 to 2017

  • Tests reported

    141

    50th of 84 by tests

    Page
    141
    Fairfax
    8,657

    Reported to CDC before any fix, 2008 to 2017

  • EPA radon zone

    Zone 1

    Highest potential

    1. Zone 1
    2. 2
    3. 3

    1 highest, 3 lowest

    EPA predicts over 4 pCi/L indoors

  • Rank in Virginia

    33 of 84

    Middle half

    Page
    38.3%
    Russell
    67.3%

    By share, of 84 with 30+ tests

Read a result for Page County

Starts at Page County's median, 3.3 pCi/L

3.3pCi/L

EPA’s own thresholds; the figures are the area’s, never this home’s.

EPA’s reading of 3.3 pCi/L

Between 2 and 4 pCi/L

  1. Under 20 to 1.9 pCi/L
  2. 2 to 4consider a fix
  3. 4 and aboveEPA says fix it

This result is between 2 and 4 pCi/L. EPA recommends considering a fix when the level is between 2 and 4 pCi/L. Page County's median reported result, 2008 to 2017.

The data

Page County, At a glance

Page County at a glance

Predicted: EPA radon zone

EPA Zone 1: highest predicted potential

EPA puts all of Page County in and predicts an average indoor of greater than 4 pCi/L (greater than 150 Bq/m³) across the county. That is one forecast for the whole county, not a reading of any address in it; homes above EPA's turn up in all three zones.

USGS geologic potential: High across 69% of the county's area

Predicted: EPA Map of Radon Zones

Measured: tests reported to CDC

Radon tests reported for Page County, 2008 to 2017, laboratory

Reported results by concentration band, Page County, 2008 to 2017, laboratory
Under 2 pCi/L: 31%2 to 4 pCi/L: 31%4 pCi/L and above: 38%

Of 141 pre-mitigation tests reported to CDC, not homes in this area.

Reported results by concentration band, Page County, 2008 to 2017, laboratory: data table
Result bandTests MeasuredShare Measured
Under 2 pCi/L4431.2%
2 to 4 pCi/L4330.5%
4 pCi/L and above5438.3%
What these figures count

These are the 141 tests reported to CDC for Page County over 2008 to 2017 (laboratory totals), many from homes being sold or already suspected of a problem: they describe the county's reported tests, not this house.

Measured: CDC tracking data. Figure above: 2008 to 2017, laboratory. Measured data period: 2005 to 2017 (every CDC figure on file).

How to read these figures

Page County, Compared

Page County radon figures, compared

Calculated by Radon411

In Page County, about 4 in 10 reported tests over the 2008 to 2017 laboratory totals (54 of 141) were at or above EPA's action level. Against the national pool of 35.7%, the gap is 2.6 points higher. Across 131 Virginia counties pooled together, 30.4% of tests reached that level, so Page County runs 7.9 points above its state.

Of 6 neighbours with a figure, 3 reported a larger share at or above 4 pCi/L and 3 a smaller one; the spread is 34.6% (Greene County) to 44.0% (Madison County). By share, Page County is 33rd of 84 Virginia counties with 30 or more tests for the same period.

Half the tests came in under 3.3 pCi/L and half over it; the single highest reached 26.9 pCi/L. Below the action level, 44 tests (31.2%) came in under 2 pCi/L, against 44.7% statewide, and 43 tests (30.5%) fell between 2 and 4, against 24.9% statewide.

Zone 1 on EPA's map (predicted average above 4 pCi/L) and a 38.3% share point the same way here. USGS geology rates 69% of the county's land high radon potential. CDC also counts 17 tests taken after mitigation in Page County for the same period: tests in homes where a fix was already in.

CDC's ten-year totals for Page County went from 91 tests (2005 to 2014) to 141 (2008 to 2017), the share going from 37.4% to 38.3%.

Page County against Virginia, the United States and nearby counties, 2008 to 2017, laboratory
AreaTestsAt or above 4 pCi/LMedianDifference from Page County
Page County14138.3%3.3 pCi/LThis county
Virginia, pooled131 counties, pooled53,19930.4%Not pooled−7.9 points
United States, pooled2,661 counties, pooled2,013,54435.7%Not pooled−2.6 points
Russell Countyhighest in the state4967.3%6.7 pCi/L+29.0 points
Norfolk citylowest in the state732.7%0.5 pCi/L−35.6 points
Madison County, VAborders it18444.0%3.5 pCi/L+5.7 points
Rockingham County, VAborders it1,71443.9%3.3 pCi/L+5.6 points
Rappahannock County, VAborders it13741.6%3.3 pCi/L+3.3 points
Warren County, VAborders it53636.9%2.7 pCi/L−1.4 points
Shenandoah County, VAborders it39036.4%2.7 pCi/L−1.9 points
Greene County, VAborders it21434.6%2.8 pCi/L−3.7 points
Where Page County's reported results fell, 2008 to 2017, laboratory, beside Virginia and the United States
ResultPage County testsPage County shareVirginia shareU.S. shareAgainst Virginia
Under 2 pCi/L4431.2%44.7%39.6%−13.5 points
2 to 4 pCi/L4330.5%24.9%24.7%+5.6 points
4 pCi/L and above5438.3%30.4%35.7%+7.9 points
Page County ranked among the 84 Virginia counties with 30 or more tests, by share at or above 4 pCi/L, 2008 to 2017, laboratory
CountyRankTestsAt or above 4 pCi/LMedian
Alleghany County28 of 845040.0%3.0 pCi/L
Prince Edward County28 of 845040.0%2.5 pCi/L
Campbell County30 of 8436539.7%3.2 pCi/L
Brunswick County31 of 843839.5%2.8 pCi/L
Pittsylvania County32 of 8424238.4%3.0 pCi/L
Page County33 of 8414138.3%3.3 pCi/L
Louisa County34 of 8428938.1%2.8 pCi/L
Mecklenburg County35 of 846637.9%3.0 pCi/L
James City County36 of 848337.3%2.6 pCi/L
Warren County37 of 8453636.9%2.7 pCi/L
Amherst County38 of 8424736.8%2.9 pCi/L
Page County ten-year laboratory totals, against Virginia's pooled share
PeriodTestsAt or above 4 pCi/LMedianHighestVirginia, pooledChange from the row before
2008 to 201714138.3%3.3 pCi/L26.9 pCi/L30.4%+2.1 points
2007 to 201612736.2%3.2 pCi/L26.9 pCi/L30.6%−2.5 points
2006 to 201511938.7%3.3 pCi/L26.9 pCi/L30.7%+1.3 points
2005 to 20149137.4%3.1 pCi/L26.9 pCi/L30.3%First on file

Pooled shares: Radon411's sum of CDC's county counts for one period.

Page County, Geology

The ground under Page County

Predicted

USGS's geologic map splits Page County: 68.8% of its land is high radon potential and 31.2% moderate. The map puts 68.8% of Page County in the area it calls Valley and Ridge and 31.2% in Blue Ridge. USGS gives the first a radon index of 15, in the high band (12 to 17), and the second 10, in the moderate band (9 to 11).

USGS's geologic areas under Page County
AreaThe rock, in USGS's wordsPotentialRadon indexShare of land
Valley and RidgeCambrian dolomite, limestone, shale, and sandstone, Silurian-Ordovician limestone, dolomite, shale, and sandstone, Mississippian-Devonian sandstone, shale, limestone, gypsum, and coal.High1568.8%
Blue RidgeGranite, pegmatite, monazite, schist, and gneiss.Moderate1031.2%

Names, descriptions and indexes: U.S. Geological Survey, Geologic Radon Potential Map (2025). Shares: Radon411, from the map cut to the boundary.

Page County beside the ground around it

Page County has more high-potential ground than Virginia as a whole: 68.8% of its land against 47.9%. Of the 6 counties that border it, 2 have more high-potential ground, Shenandoah County the most at 100%.

Share of land by USGS radon potential: Page County, the 6 counties bordering it and Virginia
AreaEPA zoneLow potentialModerate potentialHigh potential
Page CountyZone 1None31.2%68.8%
Shenandoah CountyZone 1NoneNone100%
Madison CountyZone 2None99.5%0.5%
Rappahannock CountyZone 2None100%None
Greene CountyZone 2None100%None
Rockingham CountyZone 1None4.8%95.2%
Warren CountyZone 1None47.3%52.7%
Virginia133 counties, pooled by land areaVaries20.6%30.0%47.9%

The map rates the ground, not the air in any home.

Local help

Page County, Local resources

Radon testing and mitigation in Page County

What Virginia's program says
Phone
(804) 864-8161
Email
Radon@vdh.virginia.gov
Licensing of radon professionals
The Code of Virginia requires that Radon testers and mitigators be currently certified by either the National Radon Proficiency Program (NRPP) or the National Radon Safety Board (NRSB).

What it means

Page County, Questions

Questions about radon in Page County

Are radon levels high in Page County?

Over the 2008 to 2017 laboratory totals, 38.3% of the radon tests reported to CDC for Page County, Virginia were at or above 4 pCi/L, and the median reported pre-mitigation result was 3.3 pCi/L. Of 84 Virginia counties with 30 or more tests for the same period, 32 reported a higher share; pooled, the state comes to 30.4%.

Which counties border Page County?

Page County borders 6 counties: Shenandoah County, Madison County, Rappahannock County, Greene County, Rockingham County and Warren County.

Products

Page County, Products

Testing a home in Page County

In Page County, 38.3% of 141 tests reported to CDC over the 2008 to 2017 laboratory totals reached 4 pCi/L, against 30.4% pooled across Virginia. In Zone 1 the year-round level in Page County is the one to know: a long-term test (more than 90 days) or a monitor, with a short-term kit for a first answer.

Test kits and monitors3

See every kit and monitor

Page County is in EPA Zone 1, the highest predicted radon potential. Best radon monitors for Zone 1 counties like Page County

Explore

Page County, Bordering counties

Counties bordering Page County

Calculated by Radon411

Page County, Cities and towns

Cities and towns in Page County

Page County's population has barely moved since 2020: 23,762 residents on July 1, 2025 against 23,695 then, by the Census Bureau's estimates. That works out to 77 people per square mile of land. Its largest town, Luray, has 4,823 residents, 20.3% of the total. Together its 3 incorporated places hold 37.9% of those residents; the other 62.1% live outside any of them. CDC's 141 reported tests for 2008 to 2017 work out to 5.9 per 1,000 residents (2025 estimate), close to Virginia's 6.0.

From Luray to Stanley, CDC publishes no figure by town: each reads Page County's.

The cities and towns in Page County by residents, July 1, 2025
PlaceResidentsSince 2020Share of residents
Luray4,823Level20.3%
Shenandoah2,480+0.1%10.4%
Stanley1,704+0.2%7.2%

3 incorporated places, as listed in the U.S. Census Bureau’s 2020 place reference files. Residents: U.S. Census Bureau population estimates for July 1, 2025 (Vintage 2025).

Page County, Homes

Homes in Page County

Page County is a place of houses on their own lots: 82% of its 11,878 homes are detached single-family houses, against 61% across Virginia. The homes are older than Virginia's as a whole: half were built before 1975 (1984 for Virginia), and 35% date from before 1960. 73% of occupied homes are lived in by their owner (Virginia: 67%); in the rest a tenant can run a test, but a fix is the landlord's to make.

Homes in Page County, Virginia, 2019 to 2023
HomesPage CountyVirginia
Housing units11,8783,654,784
Detached houses82%61%
In buildings of 5 or more3%19%
Mobile homes10%4%
Built before 196035%19%
Built since 200017%25%
Middle year built19751984
Owner-occupied73%67%

Census Bureau, American Community Survey, 2019 to 2023: estimates from a sample of homes, looser for a small place. Shares by Radon411.