Total monthly cost of ownership
Cost to Own a Home in Seis Lagos, Texas
A $636,000 home here costs
$5,264per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $3,270. The real number is $1,994 higher every month — 61% more than the payment most buyers budget for.
Where every dollar goes
Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.
Seis Lagos against Collin County and Texas
| Measure | Seis Lagos | Collin County |
|---|---|---|
| Median home value | $636,400 | $447,600 |
| Median property tax | $9,942 | $7,432 |
| Effective tax rate | 1.562% | 1.660% |
| Median gross rent | — | $1,792 |
| Population | 1,160 | 1,116,601 |
The weather behind that power bill
Seis Lagos sits in Collin County, which averages a high of 95.5°F in its hottest month and a low of 33.9°F in its coldest, with 38.3" of precipitation a year and 31% of it in a single three-month stretch. That climate drives 2,531 cooling and 2,497 heating degree days, which is what sets the $148 electricity line above.
See the full climate breakdown for Collin County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Collin County
Common questions
How much does it cost to own a home in Seis Lagos?
A $636,000 home in Seis Lagos, Texas costs approximately $5,264 per month with 20% down at 6.66%. That is $3,270 principal and interest, $828 property tax, $421 homeowners insurance, $216 utilities and $530 set aside for maintenance.
What is the property tax rate in Seis Lagos?
Seis Lagos has an effective property tax rate of 1.562%, based on a median home value of $636,400 and median real estate taxes of $9,942. That is lower than the Collin County average of 1.660%.
What is the average home price in Seis Lagos?
The median owner-occupied home value in Seis Lagos, Texas is $636,400, against $447,600 across Collin County.
Is it cheaper to rent or buy in Seis Lagos?
Rent data is not published for Seis Lagos at this level of detail.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Seis Lagos — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Texas.
- Electricity price — EIA Electric Power Monthly Table 5.6.A.
- Mortgage rate — Freddie Mac PMMS, refreshed weekly.
- Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.