Rascasse Audience Intelligence

Immunology Audience in United States

A data profile of the people who buy, follow and care about Immunology in United States — modelled from more than twelve digital signal sources. Immunology has an estimated audience of 3,256,969 people in United States.

#236among Field of study in United States#4865among Topic in United States#814in Business & Career

The average Immunology fan in United States is 44.7 years old, more female, and lives primarily in California.

The audience is concentrated in California, Texas, Florida.

Category: Business & Career · Type: Topic · Subtype: Field of study

The data on this page comes from the Rascasse audience panel and is refreshed monthly from search, social and browsing signals. As of 2026-08-10.

Section 01

At a glance

The key figures that characterise the Immunology profile in United States.

Audience size
3.3M
in United States
Gender
66.5%♀
33.5% male
Age
44.7
average years
Country rank
#9579
Topic in United States
Fig. 01

Search interest · 12-month trend

+2%
vs. last year
JanMarMayJulSepNov
Monthly searches · Source: Rascasse Audience Intelligence
Section 02

Demographics of Immunology fans

66.5% are female, 33.5% are male, average age 44.7.

Fig. 02

Gender split

66.5%
Female
33.5%
Male
Demographic split for Immunology audience in United States
MetricValue
Female66.5%
Male33.5%
Average age44.7
Estimated audience size3,256,969
Fig. 03

Age distribution

Ø 44.7
average years
Age distribution of the Immunology audience in United States
Age bracketShare%
16-1912%
20-2912%
30-3917%
40-4924%
50+35%
Fig. 04

Worldwide distribution

30.5%

of the worldwide Immunology audience comes from United States.

Worldwide audience distribution share by country for Immunology
CountryShare
United States30.5%
Brazil6.3%
Italy4.9%
Section 03
Affinity (×) = how much more likely a member of this audience is to live in a region than the United States average. Example: 2.0× means twice as concentrated as the national baseline.

Geography

Where the Immunology audience in United States is strongest.

Fig. 05

Top regions by affinity

Immunology fans by region: top regions in United States
#RegionReachAffinity×
01New Jersey~100K1.39×
02Massachusetts~90K1.37×
03Louisiana~50K1.27×
04New York~200K1.24×
05Maryland~70K1.20×
06Alabama~50K1.19×
07Pennsylvania~100K1.16×
08Connecticut~40K1.16×
09West Virginia~20K1.15×
10Virginia~90K1.13×
11Florida~200K1.12×
12North Carolina~100K1.10×
13South Carolina~50K1.09×
14Washington, District of Columbia~10K1.09×
15Rhode Island~10K1.08×
16Texas~300K1.07×
17California~400K1.06×
18Tennessee~70K1.06×
19Kentucky~40K1.06×
20Mississippi~30K1.03×
21Kansas~30K1.01×
22Delaware~9K1.01×
23Illinois~100K1.00×
24Ohio~100K0.99×
25Missouri~50K0.99×
26Arkansas~30K0.99×
27Georgia~100K0.98×
28Arizona~70K0.98×
29Michigan~80K0.97×
30Indiana~60K0.97×
31Vermont~6K0.97×
32Nebraska~20K0.96×
33Colorado~50K0.95×
34Maine~10K0.95×
35New Hampshire~10K0.94×
36Oklahoma~30K0.93×
37Utah~30K0.93×
38Washington~60K0.92×
39Montana~8K0.92×
40Iowa~20K0.91×
41South Dakota~7K0.91×
42Minnesota~40K0.89×
43Oregon~30K0.87×
44Alaska~6K0.86×
45North Dakota~6K0.86×
46Idaho~10K0.84×
47Hawaii~10K0.84×
48Wisconsin~40K0.82×
49New Mexico~10K0.81×
50Nevada~30K0.80×
Fig. 06

Affinity by region

Affinity by region — Immunology, United States
0.80×1.00×1.39×
Appendix

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How to read this data

Audience size is the estimated number of people in United States who actively search for Immunology. Affinity is an over-index ratio: 2.0× means the audience is twice as likely to engage with that brand or trait as the country average. Reach is the estimated number of audience members in a region. Regional and brand-affinity tables are sorted from strongest signal to weakest.

About this audience profile

This audience profile is generated by Rascasse from anonymized search-behavior signals across United States. For methodology see methodology. Affinity values are over-index ratios vs. the country average (1.0 = baseline). Audience sizes are estimated, not measured.

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