The average interest rate on 30-year fixed-rate mortgages climbed to 7.75 percent this week.

The average was up from 7.69 percent last week, according to a weekly survey released Wednesday by Freddie Mac, the mortgage company.

Mortgages rates generally have been climbing this year. The average rates on a 30-year mortgage have hit a low of 6.74 percent set at the end of January and a high of 8.15 percent set in mid-August.

AWARDS . . . Mid-Atlantic Builders in Rockville was selected as 1999 Builder of the Year by Maryland-National Capital Building Industry Association in the Medium Volume Category recognizing overall excellence in the areas of scheduling, supervision, engineering, quality control and ethics.

UPCOMING EVENTS . . . The Association of District of Columbia Condominium Boards will discuss how to maintain an effective World Wide Web site at 7:30 p.m. Thursday at 1818 N St. NW. For more information, call Marc Thompson at 202-289-6272 . . . The District of Columbia Building Industry Association will hold its year 2000 elections at 6 p.m. Thursday at the National Press Club, 14th and F streets NW. D.C. Delegate Eleanor Holmes Norton (D) will speak afterward. The cost is $40 for members, $65 for a member and a guest and $60 for non-members. The group will hold its Holiday Cheer event Dec. 13 from 6 to 8 p.m. at 1909 K St. NW. The cost is $40; RSVP by Dec. 9. For more information, call 202-966-8665. Those attending are asked to bring a wrapped and labeled gift for a child age 7 to 16 . . . The deadline for applying for Residential Architect magazine's first Residential Architect Design Awards, honoring the best in American housing in eight categories, is Dec. 22. To register, call Hillary Jaffe at 202-736-3407.

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