Alexandria ZIP Codes — Dekalb County, TN

There is one unique ZIP code in Alexandria, Tennessee and it is 37012. Area code: 615/931.

ZIP codes

36.86

sq mi land

0.00

sq mi water

615/931

area code

Alexandria, TN ZIP code map

About Alexandria, TN

Alexandria is a charming city located in the state of Tennessee, known for its warm community spirit and picturesque surroundings. As part of Dekalb County, it offers a small-town atmosphere with friendly residents and local businesses. This quaint city also serves as a reflective stop for those interested in the rich cultural heritage of the region.

Location & geography

Alexandria is conveniently situated in north-central Tennessee, approximately 50 miles east of Nashville. Nearby cities include Smithville, which is about 13 miles to the southeast, and Lebanon lying roughly 17 miles to the southwest. The city spans a total land area of 36.86 square miles, with no significant bodies of water within its boundaries.

Community & economy

The character of Alexandria is defined by its tight-knit community and a blend of rural charm and modern convenience. Primary industries in the area include agriculture and small manufacturing, which help sustain local jobs and economic stability. Daily life often revolves around community events and activities that showcase the city's Southern roots and hospitality.

Transportation

Major transportation routes access Alexandria, with U.S. Highway 70 running directly through the city, providing a vital link to surrounding areas. Nashville International Airport is the nearest major airport, located about 50 miles away, facilitating regional and national travel. Public transport options are limited, and most residents rely on personal vehicles for commuting.

History

Founded in the early 19th century, Alexandria has a rich history tied to the development of this part of Tennessee. Agriculture and local commerce played key roles in shaping the city throughout its early years, fostering a sense of community. Notable events in Alexandria's history include its growth during the post-war period, where it became a central hub for surrounding agrarian communities.

Did you know?

One surprising fact about Alexandria is that it has retained its small-town feel despite the growth of nearby urban areas. Additionally, the city is known for hosting various local festivals that celebrate Southern culture and traditions.

ZIP codes for Alexandria, TN (1)

ZIP code	City	County	Map
37012	Alexandria	Dekalb	View map

Demographics & statistics

2,340

Population

38.3

Median age

$53,042

Median household income

$26,291

Per capita income

$190,800

Median home value

$650

Median monthly rent

72.9%

Home ownership

14.5%

Poverty rate

5.7%

Unemployment

775

Housing units

11.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

100

10–14

15–19

20–24

226

25–34

185

157

35–44

128

189

45–54

154

55–59

60–64

117

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	589	25.2%
18 and over	1,751	74.8%
65 and over	323	13.8%
Median age	38.3 years

Race & ethnicity

White 91%

Black or African American 3.9%

Two or more races 2.5%

Hispanic or Latino 1.1%

Other race 1.1%

Asian 0.4%

Group	Count	%
White	2,154	91%
Black or African American	93	3.9%
Two or more races	59	2.5%
Hispanic or Latino	27	1.1%
Other race	25	1.1%
Asian	9	0.4%

Household income

Under $10k 3.5%

$10k–$15k 12.5%

$15k–$25k 9.1%

$25k–$35k 5.6%

$35k–$50k 15.0%

$50k–$75k 24.1%

$75k–$100k 5.9%

$100k–$150k 21.4%

$150k–$200k 2.6%

$200k+ 0.2%

Range	% of households
Under $10k	3.5%
$10k–$15k	12.5%
$15k–$25k	9.1%
$25k–$35k	5.6%
$35k–$50k	15.0%
$50k–$75k	24.1%
$75k–$100k	5.9%
$100k–$150k	21.4%
$150k–$200k	2.6%
$200k+	0.2%
Median income	$53,042

Housing

Home values

Under $50k 2.4%

$50k–$100k 7.7%

$100k–$150k 23.0%

$150k–$200k 21.3%

$200k–$300k 18.7%

$300k–$500k 23.1%

$500k–$1M 3.4%

$1M+ 0.4%

Housing overview

Metric	Value
Median home value	$190,800
Median rent / month	$650
Owner occupied	72.9%
Renter occupied	27.1%
Vacant	7.1%
Single-family detached	63.6%
Large apartment buildings	0.0%
Mobile homes	23.4%
Median rooms	5.6
Avg household size (owned)	2.52

Year built

Era	%
2020 or later	1.2%
2010–2019	9.2%
2000–2009	9.0%
1990–1999	18.1%
1980–1989	22.0%
1970–1979	12.8%
1960–1969	6.4%
1950–1959	6.0%
1940–1949	2.9%
1939 or earlier	12.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	8.4%
2 bedrooms	30.8%
3 bedrooms	52.8%
4 bedrooms	8.0%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	9.3%
1 vehicle	25.0%
2 vehicles	44.4%
3 or more	21.3%

Heating fuel

Fuel type	%
Utility gas	22.7%
Electricity	71.6%
Propane / LP gas	4.4%
Wood	1.4%

Households & families

Household type	Count	%
Married-couple family	447	46.5%
Cohabiting couple	60	6.2%
Male householder, no spouse	242	25.2%
Female householder, no spouse	212	22.1%
Households with children under 18	317	33.0%
Households with seniors (65+)	283	29.4%
Average household size	2.43

Marital status

Status	Male	Female
Never married	27.9%	13.0%
Married	47.0%	58.2%
Separated	6.1%	2.7%
Widowed	8.2%	14.3%
Divorced	10.8%	11.7%

Education

Less than 9th grade 4.9%

Some HS, no diploma 10.5%

HS graduate 46.7%

Some college, no degree 18.3%

Associate's degree 7.6%

Bachelor's degree 10.5%

Graduate / professional 1.4%

Metric	%
HS diploma or higher	84.5%
Bachelor's or higher	11.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	26	5.2%
Kindergarten	42	8.3%
Elementary school	242	48.0%
High school	123	24.4%
College / grad school	71	14.1%

Employment

Industry of employment

Manufacturing 20.1%

Education & healthcare 13.3%

Retail trade 11.6%

Professional & management 11.3%

Wholesale trade 9.0%

Public administration 7.2%

Arts, food & hospitality 6.7%

Other services 6.6%

Transportation & utilities 4.6%

Construction 4.0%

Finance & real estate 2.9%

Agriculture & mining 1.3%

Information 1.3%

Occupation

Category	%
Management, business & arts	28.0%
Service	20.2%
Sales & office	17.7%
Natural resources & construction	10.4%
Production & transportation	23.7%

Employment type

Type	%
Private sector	80.7%
Government	16.5%
Self-employed	2.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	89.8%
Carpool	7.5%
Public transit	0.0%
Walk	0.0%
Other means	2.0%
Avg commute (minutes)	38.2

Poverty

All people 14.5%

Under 18 years 20.2%

18 and over 12.6%

Married-couple families 2.2%

Female-led households 32.8%

Income support

Source	% of households
Social Security	28.3%
Retirement income	15.3%
Supplemental Security	6.5%
Cash public assistance	2.1%
Food stamps / SNAP	14.0%

Health indicators

Condition	%
High blood pressure	39.2%
High cholesterol	36.3%
Heart disease	7.4%
Stroke	3.5%
Asthma	10.4%
Arthritis	30.4%
Kidney disease	3.0%
Pulmonary disease	9.3%
Cancer	7.1%

Behavior / access	%
Binge drinking	14.3%
No physical activity	25.7%
Less than 7 hrs sleep	34.3%
Fair or poor health	16.9%
Poor mental health	16.9%
Poor physical health	12.0%
No health insurance	16.2%
Visited doctor (checkup)	74.6%
Visited dentist	56.9%
Cholesterol screening	90.4%
Teeth loss	17.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	68	3.9%

Disability	%
Any disability	14.2%
Under 18	8.7%
18–64 years	11.3%
65 and over	37.5%

Health insurance coverage

Type	%
Private insurance	57.7%
Public insurance	39.2%
Uninsured under 19	4.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,178	93.1%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,310	98.7%
Born in same state	2,289	97.8%
Born in different state	1,917	81.9%
Foreign born	21	0.9%
Naturalized citizen	30	1.3%
Not a US citizen	2	6.7%

Ancestry

Ancestry	Count	%
Arab	443	18.9%
Italian	123	5.3%
French	94	4%

Ancestry	Count	%
English	6	0.3%
Dutch	4	0.2%

Technology access

Metric	% of households
Computer access	41.1%
Internet access	91.9%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Alexandria, TN have?

Alexandria, TN has one ZIP code: 37012. Each ZIP code serves a distinct delivery area within the city and surrounding region.