PlainZIP

Birchwood, TN · standard

ZIP Code 37308

Hamilton County, Tennessee - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

2,772
29/sq mi
$80,394
Median income
$253,100
Median home value
16.9%
Bachelor's or higher

The verdict

Birchwood pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.

Top 38%
household income, US ZIPs
Top 42%
home value, US ZIPs
29
people per sq mi
89%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 37308 against every reporting US ZIP.

ZIP code 37308 covers 94.9 square miles in Birchwood, Hamilton County, Tennessee (a standard USPS delivery area), with a modest 2,772 residents on file, a density of 29 people per square mile, in the New York time zone.

ZIP 37308 lands in the middle-income range, with a median household income of $80,394 (21% above the Tennessee average), while per-capita income is $35,403. Poverty here runs at 5.1%, with unemployment measured at 1.8%. Housing costs here run $253,100 for a typical home value (2% above the state average), with rent averaging $807 a month; 88.5% of homes are owner-occupied.

Educational attainment sits below the national norm: 16.9% of adults hold a bachelor's degree or higher, the median age is 38.2, and the average commute is -. Beyond these figures, 4 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Hamilton County, letting you compare 37308 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 37308, Birchwood, TN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

2,772

Population

94.9

Area (sq mi)

29

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 37308?

38.2

Median Age

53.1%

Male

46.9%

Female

0.1%

Foreign-Born

White 93.1%
African American 1.4%
Asian 0.0%
American Indian or Alaska Native 0.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.8%
Hispanic or Latino 0.8%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$80,394

Median Household Income

+21% vs state

$35,403

Per Capita Income

5.1%

Poverty Rate

1.8%

Unemployment Rate

How ZIP 37308 ranks nationally

Birchwood, TN household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$80,394 Top 38% higher than 62% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 51.4%
Bachelor's Degree or Higher 16.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

1,363

Total Housing Units

1,189

Occupied Units

174

Vacant Units

2.68

Avg Household Size

Occupancy Type

Owner 88.5%
Renter 11.5%

$253,100

Median Home Value

+2% vs state

$807

Median Rent

1999

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 13 business establishments in ZIP 37308, employing approximately 45 people with a combined annual payroll of $2,534,000.

13

Businesses

45

Employees

$2.5M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Construction 5 38.5%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 37308 vs 37336 →

ZIP 37308 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 37308 ranks #5 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 37308 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 37308 ranks #2 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
37336 Georgetown, TN 4,202 4.8 mi
37373 Sale Creek, TN 3,074 6.9 mi
37341 Harrison, TN 12,085 10.4 mi
37312 Cleveland, TN 30,962 10.8 mi

More ZIP Codes in Hamilton County

37421 standard
Chattanooga, TN
Pop: 46,228
37343 standard
Hixson, TN
Pop: 40,042
37363 standard
Ooltewah, TN
Pop: 32,244
37379 standard
Soddy Daisy, TN
Pop: 26,835
37415 standard
Chattanooga, TN
Pop: 23,873
37412 standard
Chattanooga, TN
Pop: 20,951

Related Areas

Hamilton County Birchwood, TN Tennessee

Frequently Asked Questions

What county is ZIP code 37308 in? ▼
ZIP code 37308 (Birchwood) is located in Hamilton County, Tennessee. Hamilton County contains multiple ZIP codes, see the full list at /counties/hamilton-tn.
What is the population of ZIP code 37308? ▼
ZIP code 37308 in Birchwood, TN has a population of 2,772 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 37308? ▼
The median household income in ZIP 37308 is $80,394, which is 5% above the national average of $76,288.
What is the average home value in ZIP 37308? ▼
The median home value in ZIP 37308 is $253,100, which is 9% below the national average of $278,155.
What is the demographic makeup of ZIP 37308? ▼
The largest racial group in ZIP 37308 is White at 93.1%. Hispanic or Latino residents make up 0.8% of the population.
How many businesses are in ZIP code 37308? ▼
ZIP code 37308 has 13 business establishments employing approximately 45 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 37308? ▼
In ZIP code 37308, 51.4% of residents aged 25+ have a high school diploma or higher, and 16.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 37308? ▼
In ZIP code 37308, approximately 88.5% of occupied housing units are owner-occupied and 11.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 37308? ▼
The poverty rate in ZIP code 37308 is 5.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.