Reviewed by the Houston Zip Codes Data TeamUpdated March 30, 2026Sources: U.S. Census Bureau ACS, USPS, FEMA, NOAA
ZIP code 77345 is located in Kingwood South, Harris / Montgomery County, Texas. It is a residential zip code in the Central Time Zone with an estimated population of 27,574. The area code for ZIP code 77345 is 281.
📍 ZIP code 77345 is in Kingwood South, Harris / Montgomery County, Texas.
What is zip code 77345?
77345 is a zip code covering Kingwood South in Houston, Texas (Harris / Montgomery County). It has a population of 27,574, a median household income of $156,844, and a median home value of $370,000.
27,574
Population
$157K
Median Income
$370K
Median Home
Harris / Montgomery County · Area Code 281 · 12 sq mi
77345 — Kingwood South
Kingwood South · Porter Heights
Kingwood South is a mid-sized Houston neighborhood with 27,574 residents, a median household income of $156,844, and homes valued at a median of $370,000.
Key Statistics
Population
27,574
2,298 per sq mi
Below Houston avg (38,923)
Median Income
$157K
Per capita: $67,426
Above avg ($85K)
Median Home
$370K
2.4x income ratio
Above avg ($302K)
College Educated
64.2%
26.1% graduate degree
Above avg (35%)
Kingwood South (77345): Neighborhood Profile
Kingwood South covers ZIP code 77345, a suburban-scale slice of the Houston metro with 27,574 residents spread over 12 square miles. At about 2,298 people per square mile, it reads as a car-oriented community of subdivisions, arterial retail, and pockets of green space rather than a dense urban grid. By Houston standards this is an affluent area. The median household here earns $156,844 — 85% above the metro median of $84,833 — and per-capita income runs $67,426, both signals of concentrated wealth and high-earning professional households.
The population skews established (median age 41.2) and family-oriented, with an average household of 2.92 people. With a diversity index of 31.5/100, 77345 is somewhat less diverse than the typical Houston ZIP. The largest groups are White (81.4%) and Hispanic or Latino (14.1%).
Put in context, 77345's median home value of $370,000 sits 23% above the Houston-area median home value of $301,548. That places local home values above the national median (around $340,000), though still well under coastal-metro pricing in California or the Northeast. Educational attainment — 64.2% of adults hold a bachelor's degree, versus the 35% metro average — reinforces the area's higher-skill, higher-earning profile.
Demographics & Diversity
41.2
15% above Houston avg (36)2.92
9,459 total households31.5/100
36% below Houston avg (49)12 sq mi
2,298 people/sq mi281
55 ft
Racial & Ethnic Composition
Data Visualizations
Racial & Ethnic Breakdown
- White
- Hispanic
- Black
- Asian
vs Houston Average
Commute Mode (35 min avg)
- Drive Alone
- Carpool
- Transit
- WFH
Housing & Real Estate
Median Home Value
$370,000
Above avg ($301,548)
Median Rent
$2,172/mo
17% of median income
Above avg ($1,465)
Ownership Rate
85.7%
Vacancy Rate
4.1%
9,860 total units
The housing market in 77345 (Kingwood South) features a median home value of $370,000, which is 23% above the Houston metro average. With a home-price-to-income ratio of 2.4x, the area offers accessible homeownership. The homeownership rate of 85.7% is above the city-wide average of 58%.
Affordability & Cost of Living in 77345
At a home-price-to-income ratio of 2.4, ownership in 77345 is unusually attainable. The median home of $370,000 is only 2.4 times the local median income — comfortably inside the 3x threshold lenders and financial planners treat as affordable. As a rough yardstick, a household would want income near $123,333 to buy at the local median under conventional guidelines.
Renting is comparatively comfortable here. Median rent of $2,172/month is only about 17% of median household income — a healthy cushion below the 30% cost-burden line. The neighborhood is owner-dominated (85.7% of homes are owner-occupied), which tends to correlate with longer tenancies and a more settled residential feel. Annualized, the typical renter pays about $26,064 per year for housing.
Flood & Weather Risk
X500
0.2% annual chanceModerate
Based on FEMA mappingC
Inland zone4
FEMA-declared eventsFlood insurance is not required but recommended in this zone.
77345 sits at 55 ft elevation with 53" average annual rainfall. Houston averages 50+ inches of rain per year, and this area has experienced significant flooding from storms like Hurricane Harvey (2017) and Tropical Storm Imelda (2019).
Local Amenities
62
Restaurants12
Parks2
Grocery Stores1
Hospitals2
Pharmacies1
Gyms & Fitness77345 (Kingwood South) has an estimated 62 restaurants, 12 parks, and 2 grocery stores within its boundaries. The area is served by 1 hospital, providing nearby emergency and specialty care.
What It's Like to Live in 77345
Be ready for the drive — the average commute of 35 minutes runs longer than the 28-minute Houston average, a reflection of this area's distance from the major job centers. Transit use is light (1.3%), but a sizable 23.1% of residents work from home, easing rush-hour exposure.
Day to day, residents have roughly 62 restaurants, 2 grocery stores, 12 parks, and 1 gyms within or near the ZIP. Health care is close at hand with 1 hospital and 2 pharmacies in the area. Notable nearby draws include Lake Houston, East End Park, River Grove Park.
Who does 77345 suit best? On the data, it fits established professionals and executives, families looking to put down roots, and first-time buyers watching their budget. Flood risk is moderate here, so reviewing the specific property's FEMA designation is still worthwhile.
Education & Schools
Educational attainment in 77345 shows 73.1% of adults have completed high school, 64.2% hold a bachelor's degree (above the Houston average of 35%), and 26.1% have earned an advanced degree.
Commute & Transportation
Average Commute
35 min
Above avg (28 min)
Climate & Geography
Summer High (July)
95°F
35°C
Winter Low (January)
42°F
6°C
Houston vs Other Texas Cities
Cost of living, home prices, and income compared.
| City | Population | Cost Index | Median Home | Median Income | Median Rent |
|---|---|---|---|---|---|
| Houston | 2.3M | 100 | $301,548 | $84,833 | $1,465/mo |
| Austin | 1.0M | 117 | $475,000 | $85,000 | $1,650/mo |
| Dallas | 1.3M | 105 | $315,000 | $60,000 | $1,400/mo |
| San Antonio | 1.5M | 92 | $240,000 | $55,000 | $1,200/mo |
Houston's cost of living index of 100 is used as the baseline. Source: Census ACS 2020–2024 & BLS regional data.
Nearby Attractions
Zip Codes Near 77345
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Houston zip codes with comparable income, home values, and demographics to 77345.
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People Also Ask
What zip code is Kingwood South, Texas?
Kingwood South is served by zip code 77345 in Houston, Texas, located in Harris / Montgomery County.
What county is zip code 77345 in?
Zip code 77345 is in Harris / Montgomery County, Texas, within the Houston metropolitan area.
What is the population of zip code 77345?
The estimated population of zip code 77345 (Kingwood South) is 27,574, based on U.S. Census Bureau data.
Is 77345 in Houston, Texas?
Yes, zip code 77345 is located in the Houston, Texas metropolitan area, in Harris / Montgomery County.
FAQ — 77345 (Kingwood South)
Frequently asked questions about zip code 77345 in Houston, TX.
What is the population of 77345?
The population of zip code 77345 in Houston, TX is approximately 27,574 people, with a median age of 41.2 and an average household size of 2.92. There are 9,459 total households across 12 square miles.
What is the median household income in 77345?
The median household income in 77345 (Kingwood South) is $156,844, which is above the Houston average of $84,833. Per capita income is $67,426.
What schools are in 77345?
Top-rated schools in 77345 (Kingwood South) include schools in the local ISD. The area has a 73.1% high school graduation rate and 64.2% bachelor's degree rate.
What is the average commute time in 77345?
The average commute in 77345 is 35 minutes. 68.7% drive alone, 5.2% carpool, 1.3% use transit, and 23.1% work from home.
What neighborhoods are in 77345?
77345 includes Kingwood South, Porter Heights. These neighborhoods are in Kingwood South, Houston, Texas, in Harris / Montgomery County. The area covers 12 square miles.
What is the flood risk in 77345?
Zip code 77345 (Kingwood South) is in FEMA flood zone X500 with a moderate flood risk level. It falls within Hurricane Evacuation Zone C. Flood insurance is recommended but not required. The area has experienced 4 FEMA-declared flood events since 2000, sits at 55 ft elevation, and receives approximately 53 inches of annual rainfall.
Is 77345 a good place to live?
It depends on priorities, but the data paints a clear picture. ZIP 77345 (Kingwood South) is a affluent area with very accessible home prices, 35-minute average commutes, and moderate flood risk. It tends to suit families best. Median household income is $156,844 and the median home value is $370,000.
How expensive is it to live in 77345?
Housing is the main cost driver. The median home value is $370,000 (23% above the Houston average) and median rent is $2,172 per month, which is about 17% of the local median income. The home-price-to-income ratio is 2.4, making ownership very accessible for typical local earners.
Is 77345 a safe area from flooding?
ZIP 77345 is mapped in FEMA flood zone X500 with a moderate overall flood-risk rating, and it falls in Hurricane Evacuation Zone C. The area has recorded 4 FEMA-declared flood events since 2000, sits at 55 feet of elevation, and flood insurance is recommended but not federally required.
What kind of people live in 77345?
The median resident is 41.2 years old and the typical household has 2.92 people, giving 77345 a family-heavy character. 64.2% of adults hold a bachelor's degree (above the 35% metro average). The population is less diverse than the metro average, led by White (81.4%) and Hispanic or Latino (14.1%) residents.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. ZIP Code Tabulation Areas (ZCTAs) used by the Census Bureau may differ slightly from USPS ZIP code boundaries.